THE INDIAN ELECTRICITY RULES, 1956
PRELIMINARY
1. Short title and commencement
2. Definitions
INSPECTORS
4. Qualification of Inspectors
4A. Appointment of officers to assist the Inspectors
4B. Qualification of officers appointed to assist
the Inspectors
6. Appeals
8. Incidence of fees recoverable in the cases of
dispute
LICENCE
12. Copies of maps and draft licence for public
inspection
15. Advertisement of application and contents
thereof
16. Amendment of draft licence
17. Local enquiries
19. Notification of grant of licence
20. Date of commencement of licence
21. Deposit of maps
23. Application for written consent of State
Government in certain cases
25. Sale of Plans
26. Preparations and submission of accounts
27. Model conditions of supply
GENERAL SAFETY REQUIREMENTS
30. Service lines and apparatus on consumers premises
31. Cut-out on consumers premises
33. Earthed terminal on consumers premises
34. Accessibility of bare conductors
35. Danger Notices
36. Handling of electric supply lines and apparatus
37. Supply to vehicles, cranes, etc.
38. Cables for portable or transportable apparatus
39. Cables protected by bituminous materials
40. Street boxes
41. Distinction of different circuits
41A. Distinction of the installations having more than
one feed
43. Provisions applicable to protective equipment
44. Instructions for restoration of persons
suffering from electric shock
46. Periodical inspection and testing of consumers
installation
GENERAL
CONDITIONS RELATING
TO SUPPLY AND
USE OF ENERGY
47. Testing of consumers installation
47A. Installation and Testing of Generating Units
48. Precautions against leakage before connection
49. Leakage on consumers premises
51. Provisions applicable to medium, high or
extra-high voltage installations
52. Appeal to Inspector in regard to defects
53. Cost of inspection and test of consumers
installation
54. Declared voltage of supply to consumer
55. Declared frequency of supply to consumer
56. Sealing of meters, and cut-outs
57. Meters, maximum demand indicators and other
apparatus on consumers premises
58. Point of commencement of supply
59. Precautions against failure of supply: Notice
of failures
ELECTRIC SUPPLY LINES, SYSTEMS
AND APPARATUS FOR LOW AND
MEDIUM VOLTAGES
60. Test for resistance of insulation
61A. Earth leakage protective device
ELECTRIC SUPPLY LINES, SYSTEMS AND
APPARATUS FOR HIGH AND
EXTRA-HIGH VOLTAGES
64. Use of energy at high and extra-high voltage
64A. Additional provisions for use of energy at high
and extra-high voltage
65. Testing, Operation and Maintenance
66. Metal sheathed electric supply lines. Precautions against excess leakage
68. General conditions as to transformation and
control of energy
70. Condensers
71. Additional provisions for supply to high
voltage luminous tube sign installation
72. Additional provisions for supply to high
voltage electrode boilers
73. Supply to X-ray and high frequency installation
OVERHEAD
LINES, UNDER GROUND CABLES AND GENERATING STATIONS
75. Joints
76. Maximum stresses: Factors of safety
77. Clearance above ground of the lowest conductor
78. Clearance between conductors and trolley wires
79. Clearances from buildings of low and medium
voltage lines and service lines
80. Clearances from buildings of high and
extra-high voltage lines
81. Conductors at different voltages on same
supports
82. Erection of or alternation to buildings,
structures, flood banks and elevation of roads
82A. Transporting and Storing of material near
overhead lines
84. Routes: Proximity to aerodromes
85. Maximum interval between supports
86. Conditions to apply where telecommunication
lines and power lines are carried on same supports
87. Lines crossing or approaching each other
88. Guarding
89. Service-lines from Overhead lines
90. Earthing
91. Safety and protective devices
92. Protection against lightning
ELECTRIC TRACTION
94. Additional rules for electric traction
95. Voltage of supply to vehicle
98. Proximity to metallic pipes, etc.
99. Difference of potential on return
100. Leakage on conduit system
101. Leakage on system other than conduit system
102. Passengers not to have access to electric
circuit
105. Minimum size and strength of trolley-wire
106. Height of trolley-wire and length of span
107A. Proximity to magnetic observatories and
laboratories
108. Records
ADDITIONAL PRECAUTIONS TO BE
ADOPTED IN MINES AND OIL-FIELDS
110. Responsibility for observance
111. Notices
112. Plans
113. Lighting, communications and fire precautions
114. Isolation and fixing of transformer, switchgear,
etc.
115. Method of earthing
116. Protective equipment
117. Earthing metal, etc.
118. Voltage limits
119. Transformers
122. Cables
123. Flexible cables
124. Portable and transportable machines
125. Sundry precautions
126. Precautions where gas exists
127. Shot-firing
128. Signalling
129. Haulage
130. Earthing of neutral points
131. Supervision
132. Exemptions
MISCELLANEOUS
135. Supply and use of energy by non-licensees and
others
136. Responsibility of Agents and Managers
137. Mode of entry
138. Penalty for breaking seal
138A. Penality for breach of rule 44A
139. Penalty for breach of rule 45
140. Penalty for breach of rule 82
140A. Penalty for breach of rule 77, 79 or 80
141. Penalty for breach of rules
142. Application of rules
143. Repeal
Specification relating to
the deposition of silver
Scale of fees for comparison
with the Government of India standards referred to in sub-rule (1) of rule 2
Model form of draft licence
under the Indian Electricity Act, 1910
Summary of technical and
financial particulars for the year ended 31st March 19...
Model form of Accounts
Model form of draft
conditions of supply
Form of requisition under
clause V (4) of the schedule to the Act
Form of requisition for
supply of energy under clause VI (5) of
the schedule to the Act
Form of order under sub-rule
(4) of rules 5, sub-rule (2) of rule 46
Model forms of inspection
report
Form of annual return for
mines
Form of annual return for
oil-fields
Log sheet for mines and
oil-fields
Form for reporting electric
al accidents
Guidelines for providing
training as required under rule 3(2A)
Syllabus
for the operating and supervisory staff engaged in the operation and
maintenance of the thermal power stations
1. Specialised mechanical course for
operating & supervisory staff who will be engaged on the mechanical side of
the power plant
2. Specialised electrical course for
operating and supervisory staff who will be engaged in the electrical side of
the power plant
Syllabus
for skilled persons for assisting the operation and maintenance of thermal
power stations
1. Specialised electrical course for
skilled persons who will be engaged on the electrical side of the power
plant
2. Specialised mechanical course for
skilled persons who will be engaged in the mechanical side of the power station
Syllabus for operation and
maintenance staff who will be engaged in the operation and maintenance of
hydroelectric generating station
Syllabus for operation and
maintenance staff in extra-high voltage sub-station
(I) Assessment form for operating and
supervisory staff
(II) Assessment form for operating and
supervisory staff (for the use of Training Department)
(III) Assessment form for skilled persons to
assist operators and supervisors
(IV) Assessment form for skilled persons to
assistant operators and supervisors (for the use of Training Department)
MINISTRY OF IRRIGATION AND POWER
NOTIFICATION
NEW DELHI, THE 26TH JUNE 1956
THE INDIAN ELECTRICITY RULES, 19561
SRO 1455- In exercise of the powers conferred by Section 37 of the Indian
Electricity Act, 1910 (IX of 1910), the Central Electricity Board hereby makes
the following rules, the same having been previously published as required by
subsection (1) of Section 38 of the said Act, namely: -
1. As published in Gazette
of India, Pt. II (3), dt. 26.6.1956.
CHAPTER I
PRELIMINARY
1. Short title and commencement-
(1) These
rules may be called the Indian Electricity Rules, 1956.
(2) They
shall come into force at once.
(1) In
these rules, unless the context otherwise requires, -
(a) The
Act means the Indian Electricity Act, 1910;
(b) Accessible
means within physical reach without the use of any appliance or special effort;
(c) Ampere
means a unit of electric current and is the unvarying electric current which
when passed through a solution of nitrate of silver in water, in accordance
with the specification set out in Annexure I, deposits silver at the rate of
0.001118 of a gramme per second; the aforesaid unit is equivalent to the
current which, in passing through the suspended coil of wire forming part of
the instrument marked Government of India Ampere Standard Verified when the
suspended coil is in its sighted position, exerts a force which is exactly
balanced by the force exerted by gravity in Calcutta on the counter balancing
iridio-platinum weight of the said instrument;
(d) Annexure
means an Annexure to these rules;
(e) Apparatus
means electrical apparatus and includes all machines, fittings, accessories and
appliances in which conductors are used;
1[(ee) Authorised
person means a person authorised under rule 3;]
(f) Bare
means not covered with insulating materials;
(g) Cable
means a length of insulated single conductor (solid or stranded or of two or
more such conductors, each provided with its own insulation, which are laid up
together. Such insulated conductor or
conductors may or may not be provided with an overall mechanical protective
covering;
(gg) Flexible
cable means a cable consisting of one or more cores each formed of a group of
wires, the diameter and the physical properties of the wires and the insulating
materials being such as to afford flexibility;
(h) Circuit
means an arrangement of conductor or conductors for the purpose of conveying
energy and forming a system or a branch of a system;
(i) Circuit
breaker means a device, capable of making and breaking the circuit under all
conditions, and unless otherwise specified, so designed as to break the current
automatically under abnormal conditions;
(j) Concentric
cable means a composite cable comprising an inner conductor which is insulated
and one or more outer conductors which are insulated from one another and are
disposed over the insulation of, and more or less around, the inner conductor;
(k) Conductor
means any wire, cable, bar, tube, rail or plate used for conducting energy and
so arranged as to be electrically connected to a system;
(1) Conduit
means rigid or flexible metallic tubing or mechanically strong and fire
resisting non-metallic tubing into which a cable or cables may be drawn for the
purpose of affording it or them mechanical protection;
(m) Covered
with insulating material means adequately covered with insulating material of
such quality and thickness as to prevent danger;
(n) Cut-out
means any appliance for automatically interrupting the transmission of energy
through any conductor when the current rises above a pre-determined amount, and
shall also include fusible cutout;
(o) Danger
means danger to health or danger to life or any part of body from shock, burn
or other injury to persons, or property, or from fire or explosion, attendant
upon the generation, transmission, transformation, conversion, distribution or
use of energy;
(p) Dead
means at or about earth potential and disconnected from any live system;
Provided that apparatus separated from a live conductor by a spark gap
shall not be deemed to be dead;
NOTE- The term dead is used only with reference to current carrying parts
when these parts are not live.
(q) Earthed
or connected with earth means connected with the general mass of earth in
such manner as to ensure at all times an immediate discharge of energy without
danger;
(r) Earthing
system means an electrical system in which all the conductors are earthed;
2[(s) * * * * *]
(t) Enclosed
sub-station means any premises or enclosure or part thereof, being large
enough to admit the entrance of a person after the apparatus therein is in position,
containing apparatus for transforming or converting energy to or from a voltage
at or above medium voltage (other than transforming or converting solely for
the operation of switchgear or instruments) with or without any other apparatus
for switching, controlling or otherwise regulating the energy, and includes the
apparatus therein;
(u) Enclosed
switch-station means any premises or enclosure or part thereof, being large
enough to admit the entrance of a person after the apparatus therein is in
position, containing apparatus for switching, controlling or otherwise
regulating energy at or above medium voltage but not for transforming or
converting energy (other than for transforming or converting solely for the
operation of switchgear or instruments), and includes the apparatus therein;
3[(uu) Flameproof enclosure means an enclosure
for electrical machinery or apparatus that will withstand, when the covers or
other access doors are properly secured, an internal explosion of the
inflammable gas or vapour which may enter or originate inside the enclosure,
without suffering damage and without communicating the internal flammation (or
explosion) to the external inflammable gas or vapour in which it is designed to
be used, through any joints or other structural openings in the closure;]
(v) Guarded
means covered, shielded, fenced or otherwise protected by means of suitable
casings, barrier, rails or metal screens to remove the possibility of dangerous
contact or approach by persons or objects to a point of danger;
4[(vv) Hand-held
portable apparatus means an apparatus which is so designed as to be capable of
being held in the hands and moved while connected to a supply of electricity;]
(w) Inspector
means an Electrical Inspector appointed under section 36;
(x) Inspector
of Mines means an Inspector appointed under the Mines Act, 1952 (35 of 1952);
(y) Installation
means any composite electrical unit used for the purpose of generating,
transforming, transmitting, converting, distributing or utilizing energy;
(z) Intrinsically
safe as applied to apparatus or associated circuits shall denote that any
sparking that may occur in normal working is incapable of causing explosion of
inflammable gas or vapour;
(aa) Lighting
arrestor means a device which has the property of diverting to earth any
electrical surge of excessively high amplitude applied to its terminals and is
capable of interrupting follow current if present and restoring itself
thereafter to its original operating conditions;
5[(aaa) Linked
switch means a switch with all the poles mechanically linked so as to operate
simultaneously;]
(ab) Live means electrically charged;
(ac) Metallic
covering means mechanically strong metal covering surrounding one or more
conductors;
6[(ad) Neutral
conductor means that conductor of a multi-wire system, the voltage of which is
normally intermediate between the voltages of the other conductors of the
system and shall also include return wire of the single phase system;]
(ae) Non-licensee
means a person generating, supplying, transmitting or using energy to whom any
of the provisions of Part III of the Act apply;
(af) Occupier
means the owner or person in occupation of the premises where energy is used or
proposed to be used;
7[(aff) Officer
appointed to assist the Inspector means an officer appointed under rule 4A;]
(ag) Ohm
means a unit of electric resistance and is the resistance offered to an
unvarying electric current by a column of mercury at the temperature of melting
ice 14.4521 grammes in mass of an uniform cross-sectional area and of a length
of 106.3 centimetres; the aforesaid unit is represented by the resistance
between the terminals of the instrument marked Government of India Ohm
Standard Verified to the passage of an electric current when the coil of wire,
forming part of the aforesaid instrument and connected to the aforesaid
terminals is in all parts at a temperature of 30OC;
(ah) Open
sparking means sparking which owing to the lack of adequate provisions for
preventing the ignition of inflammable gas external to the apparatus would
ignite such inflammable gas;
(ai) Overhead
line means any electric supplying, which is placed above ground and in the
open air but excluding live rails of a traction system;
(aj) Owner,
agent and manager of a mine have the same meanings as are assigned to them
in the Mines Act, 1952 (35 of 1952);
8[(ak) Portable
apparatus means an apparatus which is so designed as to be capable of being
moved while in operation;]
(al) Portable
hand lamp means a portable light-fitting provided with suitable handle, guard
and flexible cord connected to a plug;
(am) Section
means a section of the Act;
(an) Span
means the horizontal distance between two adjacent supporting points of an
overhead conductor;
(ao) Street
box means a totally enclosed structure, either above or below ground
containing apparatus for transforming, switching, controlling or otherwise
regulating energy;
(ap) Supplier
means a licensee, a non-licensee or any other supplier of energy, 9[including
the Government];
(aq) Switch means a manually operated device for opening and
closing or for changing the connection of a circuit;
10[(aqa) Switchboard
means an assembly including the switchgear for the control of electrical
circuits, electric connections and the supporting frame;]
(ar) Switchgear
shall denote switches, circuit breakers, cut-outs and other apparatus used for
the operation, regulation and control of circuits;
(as) System
means an electrical system in which all the conductors and apparatus are
electrically connected to a common source of electric supply;
(at) Transportable
apparatus means apparatus which is operated in a fixed position but which is
so designed as to be capable of being moved readily from one place to another;
(au) Volt
means a unit of electromotive force and is the electric pressure, which, when
steadily applied to a conductor, the resistance of which is one ohm, will
produce a current of one amphere;
(av) Voltage
means the difference of electric potential measured in volts between any two
conductors or between any part of either conductor and the earth as measured by
a suitable voltmeter and is said to be;
Low
where the voltage does not exceed 250 volts under normal conditions subject,
however, to the percentage variation allowed by these rules;
Medium where the voltage does not exceed 650 volts under normal
conditions subject, however, to the percentage variation allowed by these
rules;
High where the voltage does not exceed 33,000 volts under normal
conditions subject, however, to the percentage variation allowed by these
rules;
Extra high where the voltage exceeds 33,000 volts under normal
conditions subject, however, to the percentage variation allowed by these
rules.
(2) All
other words and expressions used herein and not defined shall have the meanings
respectively assigned to them in the Act.
1. Ins. by GSR 1723, dt.
21.11.1977, w.e.f. 31.12.1977.
2. Clause (s) omitted by
GSR 523, dt. 28.3.1966, w.e.f. 9.4.1966.
3. Ins. by G.S.R. 45, dt.
1.1.1993, w.e.f. 23.1.1993.
4. Ins. by GSR 225, dt.
10.2.1961, w.e.f. 25.2.1961.
5. Ins. by GSR 523, dt.
28.3.1966, w.e.f. 9.4.1966.
6. Subs. by GSR 522, dt.
17.3.1970, w.e.f. 4.4.1970.
7. Ins. by G.S.R. 336, dt,
28.3.1988, w.e.f. 23.4.1988.
8. Subs. by GSR 225, dt.
10.2.1961.
9. Ins. by GSR 1640, dt.
26.9.1963, w.e.f. 12.10.1963.
10. Ins. by GSR 170, dt.
15.1.1979, w.e.f. 3.2.1979.
(1) A supplier or a consumer, or the owner,
agent or manager of a mine, or the agent of any company operating in an
oil-field or the owner of a drilled well in an oil-field or a contractor for
the time being under contract with a supplier or a consumer to carry out duties
incidental to the generation, transformation, transmission, conversion,
distribution or use of energy may authorise any person for the purpose of any
or all of the following, namely:-
Sub-rule (2) of rule 36, clause (a) sub-rule (1) of rule 51, clause (a)
of sub-rule (1) and 1[clauses (e) 2[and (f)] of sub-rule
(2)] of rule 64, sub rule (2) of rule 110, sub-rules (1) and (4) of rule 121,
sub-rule (4) of rule 123, rule 124 and sub-rule (8) of rule 125.
3[(2) No
person shall be authorised under sub-rule (1) unless he is competent to perform
the duties assigned to him and possesses either an appropriate certificate of
competency or permit to work.]
4[(2A)
(a) No person shall be
authorised to operate or undertake maintenance of any part or whole of a
generating station of capacity 100 MW and above together with the associated
sub-station unless he is adequately qualified and has successfully undergone
the type of training specified in Annexure XIV;
Provided that the provisions contained in this sub-rule shall have
effect in respect of the persons already authorised to operate or undertake
maintenance of any part or whole of a generating station as aforesaid from the
date to be specified by the appropriate Government, but such a date shall not
be later than a period of 5[6 years, 2 months] from the date this rule
comes into force.
(b) The
appropriate Government may, on the recommendations of the owner of such
generating station, relax the conditions stipulated in clause (a) of this
sub-rule for any engineer and such other person who have already sufficient
experience in the operation and maintenance of a generating station.
(c) The
owner of a generating station, in consultation with Central Electricity
Authority may alter the duration and manner of training in respect of those
persons who have been already engaged in the operation and maintenance of a
generating station or a sub-station.]
6[(2B) The provisions contained in rule 3(2A)
will also be applicable in respect of other sub-stations of 132 KV and above
from a date to be specified by the appropriate Government but such a date shall
not be later than 3 years from which this rule comes into force.]
(3) No
person shall be deemed to be authorised under sub-rule (1) unless his name has
been entered in a list maintained at the office or premises of the person
authorizing him, and giving the purpose for which such person is authorised and
the entry has been attested by the authorised person and the person authorising
him.
(4) Every
list maintained under sub-rule (3) shall be produced before an Inspector 7[or
any officer of a specified rank and class appointed to assist the Inspector]
when required.
8[(5) An
Inspector may cancel or amend, in such manner as he considers necessary, any
authorisation, made under sub-rule (1).
9[(6) In
every registered factory, where more than 250 KW of electrical load is
connected, there shall be a person authorised by the management of the factory
for ensuring the observance of the safety provisions laid under the Act and the
rules made thereunder, who shall periodically inspect such installation, get
them tested and keep a record thereof and such records shall be made available
to the Inspector 2[or any officer of a specified rank and
class appointed to assist the Inspector], if and when required.]
1. Ins. by GSR 1640, dt.
26.9.1963, w.e.f, 12.10.1963.
2. Ins. by G.S.R. 256, dt.
26.3.1983, w.e.f. 26.3.1983.
3. Subs. by G.S.R. 358, dt.
30.4.1987, w.e.f. 9.5.1987.
4. Ins. by G.S.R. 461, dt.
24.4.1981, w.e.f. 9.5.1981.
5. Subs. by G.S.R. 481, dt.
10.6.1987, w.e.f. 20.6.1987.
6. Ins. by GSR 730, dt.
7.9.1989, w.e.f. 30.9.1989.
7. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
8. Ins. by GSR 523, dt.
28.3.1966, w.e.f. 9.4.1966.
9. Ins. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
CHAPTER II
INSPECTORS
1[4. Qualification of Inspectors- No person shall be appointed to be an Inspector, unless-
(a) He
possesses a degree in electrical engineering or its equivalent from recognised
University or Institution; and
(b) He has
been regularly engaged for a period of at least eight years in the practice of
electrical engineering of which not less than two years have been spent in an
electrical or mechanical engineering workshop or in generation or transmission
or distribution of electricity, or in the administration of the Act and these
rules, in a position of responsibility;
Provided that the appropriate Government may, for a period of seven
years commencing on the date the Indian Electricity (Amendment) Rules, 1986 are
brought into force, also appoint a person possessing recognised Diploma in Electrical Engineering and having
prescribed experience to be an Inspector in respect of low and medium voltage
installations only]
1. Subs. by GSR 772, dt.
5.9.1986, w.e.f. 20.9.1986.
1[4A. Appointment
of officers to assist the Inspectors-
(1) The
appropriate Government may, by notification in the Official Gazette, appoint as
many officers as it thinks fit to assist an Inspector.
2[(2) The
appropriate Government may, by a separate notification in the Official Gazette,
authorise certain officers appointed under sub-rule (1) for the purposes of 3[sub-rule
(4) and sub-rule (6) of rule 3,] sub-rule (3) and sub-rule (4) of the rule 5,
rule 9, rule 10, clauses (c) of sub-rule (1) of the rule 32, clause (b) of
sub-rule (1) and clause (c) of sub-rule (2) of rule 46, sub-rule (1) of rule
49, 3[sub-rule
(3) of rule 51, sub-rule (3) of rule 59,] sub-rule (6) of rule 61 4[and
clause (b) of sub-rule (5) of rule 671.]
1. Ins. by GSR 523, dt.
28.3.1966, w.e.f. 9.4.1966.
2. Subs. by GSR 1723, dt.
21.11.1977, w.e.f. 13.12.1977.
3. Ins. by G.S.R. 466, dt.
18.7.1991, w.e.f. 17.8.1991.
4. Subs. by G.S.R. 29, dt.
24.12.1983, w.e.f. 24.1.1984.
1[4B. Qualification
of officers appointed to assist the Inspectors. -
2[(1) No
person shall be appointed as an officer to assist an Inspector, unless-
(a) (i) He possesses a Degree in Electrical
Engineering or its equivalent from a recognised University or Institution; and
(ii) He
has been regularly engaged for a period of at least three years in the practice
of electrical engineering, of which not less than one year has been spent in an
electrical or mechanical engineering workshop or in generation or transmission
or distribution of electricity, or in the administration of the Act and these
rules, in a position of responsibility;
Provided that the appropriate Government may relax the requirements of
experience in case of officers otherwise well qualified.]
Or
3[(b)
(i) He possesses a diploma
in electrical engineering or its equivalent from a recognised institution; and
(ii) He
has been regularly engaged for a period of at least six years in the practice
of electrical engineering, of which not less than two years have been spent in
an electrical or mechanical engineering workshop or in generation or
transmission or distribution of electricity or in the administration of the Act
and these rules, in a position of responsibility.]
4[(2) The
persons appointed under rule 4A shall undergo such training as the appropriate
Government may consider it necessary for the purpose and such training shall be
completed to the satisfaction of the appropriate Government.]
5[(3) The
appropriate Government may relax requirements of practical experience in case
of officers otherwise found suitable but a notification under sub-rule (2) of
rule 4A in case of such officers shall be issued only after they have acquired
the experience as required by sub-rule (1).]
1. Subs. by G.S.R. 722, dt.
5.9.1986, w.e.f. 20.9.1986.
2. Ins. by GSR 730, dt.
7.9.1989, w.e.f. 30.9.1989.
3. Clauses (a) and (b)
renumbered as clauses (a) and (b) of sub-rule (1) by GSR 730, dt. 7.9.1989,
w.e.f. 30.9.1989.
4. Clause (c) ins. by GSR
358, dt. 30.4.1987, w.e.f. 9.5.1987, renumbered as sub-rule (2) by GSR 730, dt.
7.9.1989, w.e.f. 30.9.1989.
5. Ins. by GSR 730, dt.
7.9.1989, w.e.f. 30.9.1989.
(1) Any
Inspector or any officer appointed to assist an Inspector may enter, inspect
and examine any place, carriage or vessel in which he has reason to believe
that there is any appliance or apparatus used in the generation, transmission,
transformation, conversion, distribution or use of energy and may carry out
tests therein.
(2) Every
supplier, consumer, owner and occupier shall afford at all times all reasonable
facilities to any such Inspector or officer to make such examinations and tests
as may be necessary to satisfy himself as to the due observance of the
provisions of the Act, the terms of the licence (if any) and these rules.
(3) Every
supplier and every owner of a generating station or of a high/extra high
voltage installation shall, if required so to do by in Inspector or any officer
appointed to assist the Inspector and authorised under sub-rule (2) of rule 4A
provide reasonable means for carrying out all tests, prescribed by or under the
Act, of the appliances or apparatus used for the supply or use of energy by him
as the case may be.
(4) An
Inspector, or any officer appointed to assist an Inspector and authorised under
sub-rule (2) of rule 4A, may serve an order in the form set out in Annexure IX,
upon any supplier, consumer, owner or occupier, calling upon him to comply with
any specified rule and the person so served shall thereupon comply with the
order within the period named therein, and shall report in writing to the
Inspector or the officer serving the order, as the case may be, when the order
is complied with.
Provided that, if within the period specified in the aforesaid order an
appeal is filed against the order, the appellate authority may suspend its
operation pending the decision of the appeal.
(1) An
appeal against an order served under these rules shall lie-
(a) If the
order is served by an officer appointed to assist an Inspector and authorised
under sub-rule (2) of rule 4A, to the Inspector;
(b) If the
order is served by an Inspector, to the Central Government or the State
Government, as the case may be.
(2) In the
case of an order of an Inspector on an appeal preferred to him under clause (a)
of sub-rule (1), a further appeal shall lie to the Central Government or the
State Government, as the case may be.
(3) Every
appeal made under sub-rule (1) shall be in writing, shall be accompanied by a
copy of the order appealed against and shall be presented within 3 months of
the date on which such order has been served or delivered or is deemed to have
been served or delivered as the case may be.
(1) The
fees set out in Annexure-II shall be payable in respect of the services therein
mentioned where the tests are carried out by comparison with the Government of
India Standards referred to in sub-rule (1) of rule 2.
(2) The
Central Government or the State Government as the case may be, may levy such
fees for testing and inspection and generally for the services of Inspectors or
any officers appointed to assist the Inspector as it may from time to time by
general or special order, direct; and may, if it thinks fit, remit any fee or
any portion thereof.
8. Incidence of fees recoverable in the
cases of dispute- Where an Inspector is called in to decide any
difference or dispute and where a fee for such service is recoverable, the
Inspector shall decide by whom such fees shall be payable.
9. Submission of records- An Inspector or any officer
appointed to assist the Inspector and authorised under sub-rule (2) of rule 4A
may require a supplier or an owner to submit to him for examination any records
of tests made in connection with his works and he shall comply with such
requisition. Similarly, a supplier or
an owner may require the Inspector or any officer appointed to assist the
Inspector and authorised under sub-rule (2) of rule 4A to submit to him for
examination any records of tests made by the Inspector or any officer appointed
to assist the Inspector and authorised under sub-rule (2) of rule 4A in
connection with his works and the Inspector or any officer appointed to assist
the Inspector and authorised under sub-rule (2) of rule 4A shall comply with
such requisition.
10. List of consumers- An inspector or any officer appointed to assist the Inspector and
authorised under sub-rule (2) of rule 4A may require a supplier to submit to
him a list of all persons supplied with energy by him, the addresses at which
such energy is supplied, the month of connecting services, the voltage of
supply, the connected load, the purpose of supply and the name of contractor
carrying out the installation work and the supplier shall comply with such
requisition.
CHAPTER III
LICENCE
(1) Every
application for a licence shall be signed by or on behalf of the applicant and
addressed to such officer as the State Government may designate in this behalf
and it shall be accompanied by-
(a) Six
copies, in print, of the draft licence as proposed by the applicant, with, he
name and address of the applicant and of his agent (if any), printed on the
outside of the draft;
(b) Three
copies, each signed by the applicant, of maps of the proposed area of supply
and of the streets or roads in which the supply of energy is to be compulsory,
which shall be so marked or coloured as to define any portion of such area and
streets or roads which are under the administrative control of any local
authority and shall be on a scale-
(i) Of not less than 10
centimetres to a kilometre, or
(ii) If no such maps are
available, of not less than that of the largest scale ordinance maps available,
or
(iii) On
such other scales as may be approved by State Government;
(c) A list
of any local authorities vested with the administration of any portion of the
area of supply;
(d) An
approximate statement describing any lands which the applicant proposes to
acquire for the purpose of the licence under the provisions of the Land
Acquisition Act, 1894 (1 of 1894);
(e) An
approximate statement of the capital proposed to be expended in connection with
the undertaking and such other particulars as the State Government may require;
(f) If
the applicant is a Company which is registered under any of the enactments
relating to Companies for the time being in force in India or is a Corporation
by an Act of the Parliament, a copy of the Memorandum and Articles of
Association; and
(g) A
treasury receipt for such fee not exceeding fifteen hundred rupees, as the
State Government may require, paid into a Government treasury in the State
concerned, unless such fee is remitted, wholly or in part, by general or
special order of the State Government.
(2) If the
application for a licence is rejected or if a licence is revoked under
sub-section (2) of section 4 as to the whole or any part of the area of supply,
the State Government may at its discretion refund, wholly or in part, the fee
referred to in clause (g) of sub-rule (1).
12. Copies of maps and draft licence for
public inspection- The applicant shall deposit at his own office
and of his agents (if any) and at the office of every local authority invested
with the administration of any portion of the proposed area of supply-
(a) Copies
of the maps referred to in clause (b) of sub-rule (1) of rule 11 for public
inspection; and
(b) A
sufficient number of copies of the draft licence to be furnished to all persons
applying for them at a price not exceeding twenty-five 1[* * *] paise per copy.
1. The word naye omitted
by GSR 256, dt. 26.3.1983.
13. Contents of draft licence- The draft licence shall contain the following particulars:
(a) A
short title descriptive of the proposed undertaking together with the address
and description of the applicant, or in the case of a firm, the names of all
the directors or partners of the firm;
(b) A
Statement of the boundaries of the proposed area of supply;
(c) If the
generating station is situated or is to be situated outside the area of supply
or if any intervening area not included in the area of supply is to be crossed,
a list of the streets not included in the area of supply along or across which
electric supply lines are to be laid down or placed;
(d) The
proposed limits within which and the conditions under which the supply of
energy is to be compulsory or permissive, the nature and amount of the supply
(if limited) and the like;
(e) A
list of the streets (if any) which are repairable neither by the Central or the
State Government nor by a local authority and of the railways and tramways (if any),
the soil or pavement of which the applicant seeks powers to open or break up,
and the names of the persons or designations of authorities by whom such
streets are repairable or who are for the time being entitled to work such
railways or tramways;
(f) The
proposed periods after which the right to purchase is to take effect;
(g) A
statement of any special terms of purchase or orders proposed to be made under
section 10; and
(h) Any
proposed modification of the Schedule to the Act to be made under clause (f) of
sub-section (2) of section 3.
14. Form of draft licence- The form of draft licence
contained in Annexure III may, with such variation as the circumstances of each
case require, be used for the purposes of rules 11 and 13 and if used, shall be
sufficient.
15. Advertisement of application and contents
thereof-
(1) The
applicant shall, within fourteen days from the submission of the application
under rule 11, publish notice of his application by public advertisement and
such advertisement shall publish such particulars as the State Government may
specify.
(2) The
advertisement shall be headed by a short title corresponding to that given at
the head of the draft licence and shall give the addresses of the offices at
which, under rule 12, copies of maps therein referred to may be inspected and
the copies of draft licence perused or purchased and shall state that every
local authority, company or person, desirous of making any representation with
reference to the application to the State Government, may do so by letter
addressed to such officer as the State Government may designate in this behalf
within three months of the date of issue of the first advertisement.
(3) The
advertisement shall be inserted by the applicant in at least two successive
issues of such newspapers as the State Government, having regard to its
circulation among persons likely to be interested, may direct, and in the
absence of any such direction, in at least two successive issues of any
newspaper, in any newspaper, published within the State.
(4) The
applicant shall send a copy of each of the two successive issues of the
newspaper containing the advertisement to such officer as the State Government
may designate in this behalf as soon as the second issue has appeared and the
State Government shall publish the advertisement at least once in the Official
Gazette within six weeks from the date of the first advertisement published
under sub-rule (3).
Provided that any failure or delay on the part of the State Government
in publishing the advertisement shall not of itself preclude the grant of a
licence.
16. Amendment of draft licence- Any person who desires to have any amendment made in the draft licence
shall deliver a statement of the amendment to the applicant and to such officer
as the State Government may designate in this behalf within the time allowed
under sub-rule (2) of rule 15 for the submission of representations referring
to the application.
17. Local enquiries- If any person locally interested objects to the grant of a licence
applied for under the Act, the State Government shall, if either the applicant
or the objector so desires, cause a local enquiry to be held of which the
notice in writing shall be given to both the applicant and the objector.
Provided that the State Government may refuse such an enquiry if in its
opinion the objection is of a trifling or vexatious nature.
18. Approval of draft licence- When the State Government has approved a draft licence, either in its
original form or in a modified form, such officer as the State Government may
designate in this behalf shall inform the applicant of such approval and of the
form in which it is proposed to grant the licence.
19. Notification of grant of licence- On receiving an intimation in writing from the applicant that he is
willing to accept a licence in the form approved by the State Government, the
State Government shall publish the licence within two months by a notification
in the Official Gazette, together with a statement that it has been granted.
20. Date of commencement of licence- The date of a notification under rule 19 shall be deemed to be the date
of commencement of the licence.
21. Deposit of maps- When a licence has been granted, three sets of maps showing, as regards
such licence, the particulars specified in clause (b) of sub-rule (1) of rule
11 shall be signed and dated to correspond with the date of the notification of
the grant of the licence by such officer as the State Government may designate
in this behalf. One set of such maps
shall be retained as the deposited maps by the said officer and of the
remaining two sets, one shall be furnished to the State Electricity Board
constituted under section 5 of the Electricity (Supply) Act, 1948, and the
other to the licensee.
22. Deposit of printed copies-
(1) Every
person who is granted a licence, shall within thirty days of the grant thereof-
(a) Have
adequate number of copies of the licence printed;
(b) Have
adequate number of maps prepared showing the area of supply and the compulsory
areas specified in the licence;
(c) Arrange
to exhibit a copy of such licence and maps for public inspection at all
reasonable times at his head office,
his local offices (if any), and at the office of every authority within the
area of supply.
(2) Every
such licence shall, within the aforesaid period of thirty days supply free of
charge one copy of the licence and the relevant maps to every local authority
within the area of supply and shall also make necessary arrangements for the
sale of printed copies of the licence to all persons applying for the same, at
a price no, exceeding twenty-five 1[***] paise per copy.
1. The word naye omitted
by GSR 256, dt. 26.3.1983.
23. Application for written consent of State
Government in certain cases. -If a licensee desires the written consent of
the State Government under sub-section (5) of section 12 to enable him to open
or break up the soil or pavement of any street (which is repairable neither by
the Central or the State Government nor by a local authority), or any railway
or tramway, he shall apply for such consent in writing to such officer as the
State Government may designate in this behalf and shall describe accurately the
street, railway or tramway, which he seeks power to open or break up and the
names of the persons or designations of the authorities by the whom such street
is repairable or who are for the time being entitled to work such railway or
tramway; and the extent to which he purposes to open or break up the same.
(1) If a
licensee desires that any alterations or amendments should be made in the terms
and conditions of his licence under subsection (1) of section 4A, he shall
submit a written application to the officer designated by the State Government
under rule 11 and shall within fourteen days from the submission of the
application publish notice of his application by public advertisement; and the
provisions of sub-rules (2), (3) and (4) of rule 15 shall apply to such
publication.
(2) The
State Government shall within six months of the date of submission of the
application either approve of the alterations or amendments in the form
proposed by the licensee or in any other modified form which he accepts or
rejects them. When the State Government
has approved of the alterations or amendments either in the form proposed by
the licensee or in any other modified form which he accepts, it shall notify
the alterations or amendments so approved, in the Official Gazette.
25. Sale of Plans- Copies of plans or sections
such as are referred to in Clause XVI of the Schedule to the Act shall be
supplied by the licensee to every applicant at a price not exceeding one rupee
per 1000 square centimetres.
26. Preparations and submission of accounts-
(1) Every licensee,
unless exempted under section 11, shall cause the accounts of his undertaking
to be made upto the thirty-first day of March each year.
(2) Such
licensee shall prepare and render an annual statement of his accounts in
accordance with the provisions of section 11 within a period of six months from
the aforesaid date, or such extended period as the State Government may
authorise after it is satisfied that the time allowed is insufficient owing to
any cause beyond the control of the licensee; and the statement shall be
rendered in quadruplicate if the State Government so desires.
(3) The
accounts shall be made up in the prescribed forms set out in Annexures IV and V
and shall be rendered in Indian currency.
All the forms shall be signed by the licensee or his accredited agent or
manager.
(4) The
State Government may, by special or general order, direct that in addition to
the Submission of the annual statements of accounts in the forms prescribed in
sub-rule (3), a licensee shall submit to the State Government or such other
authority as it may appoint in this behalf such additional information as it
may require for the purpose.
27. Model conditions of supply-
(1) Without
prejudice to the powers conferred by section 21 on the State Government in this
behalf, the model conditions of supply contained in Annexure VI may, with such
variations as the circumstances of each case require, be adopted by the
licensee for the purpose of sub-section (2) of that section with the previous
sanction of the State Government.
(2) The
licensee shall always keep in his office an adequate number of printed copies
of the sanctioned conditions of supply and shall, on demand, sell such copies
to any applicant at a price not exceeding fifty paise per copy.
28. Forms of requisitions- Requisitions under sub-clause (4) of Clause V or sub-clause (5) of
Clause VI, as the case may be, of the Schedule to the Act shall be made in the
form set out in Annexure VII or Annexure VIII.
CHAPTER IV
1[GENERAL SAFETY REQUIREMENTS]
1. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
29. Construction, installation, protection,
operation and maintenance of electric supply lines and
apparatus-
1[(1) All electric supply lines and apparatus
shall be of sufficient ratings for power, insulation and estimated fault
current and of sufficient mechanical strength, for the duty which they may be
required to perform under the environmental conditions of installation, and
shall be constructed, installed, protected, worked and maintained in such a
manner as to ensure safety of 2[human beings, animals and property].]
(2) Save
as otherwise provided in these rules, the relevant code of practice of the 3[Bureau
of Indian Standards] 4[including National Electrical Code] if any
may be followed to carry out the purposes of this rule and in the event of any
inconsistency, the provision of these rules shall prevail.
(3) The
material and apparatus used shall conform to the relevant specifications of the 3[Bureau of Indian Standards] where such
specifications have already been laid down.
1. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
2. Subs. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
3. Subs. by GR. 466, dt.
18.7.1991, w.e.f. 17.8.1991.
4. Ins. by GSR 358, dt.
30.4.1987, w.e.f. 5.9.1987.
30. Service
lines and apparatus on consumers premises-
(1) The
supplier shall ensure that all electric supply lines, wires, fittings and
apparatus belonging to him or under his control, which are on a consumers
premises, are in a safe condition and in all respects fit for supplying energy
and the supplier shall take due precautions to avoid danger arising on such
premises from such supply lines, wires, fittings and apparatus.
(2) Service-lines
placed by the supplier on the premises of a consumer which are underground or
which are accessible shall be so insulated and protected by the supplier as to
be secured under all ordinary conditions against electrical, mechanical,
chemical or other injury to the insulation.
(3) The
consumer shall, as far as circumstances permit, take precautions for the safe
custody of the equipment on his premises belonging to the supplier.
(4) The
consumer shall also ensure that the installation under his control is
maintained in a safe condition.
31. Cut-out on consumers premises-
(1) The
supplier shall provide a suitable cut-out in each conductor of every
service-line other than an earthed or earthed neutral conductor or the earthed
external conductor of a concentric cable within a consumers premises, in an
accessible position. Such cut-out shall
be contained within an adequately enclosed fireproof receptacle.
Where more than one consumer is supplied through a common service-line,
each such consumer shall be provided with an independent cut-out at the point
of junction to the common service.
(2) Every
electric supply line other than the earth or earthed neutral conductor of any
system or the earthed external conductor of a concentric cable shall be
protected by a suitable cut-out by its owner.
1[(3) * * * * *]
1. Sub-rule (3) omitted by
GSR 358, dt. 30.4.1987, w.e.f. 5.9.1987.
32. Identification of earthed and earthed
neutral conductors and position of switches and cut-outs therein- Where the conductors include an earthed conductor of a two-wire system
or an earthed neutral conductor of a multi-wire system or a conductor which is
to be connected thereto, the following conditions shall be complied with--
(1) An
indication of a permanent nature shall be provided by the owner of the earthed
or earthed neutral conductor, or the conductor which is to be connected
thereto, to enable such conductor to be distinguished from any live
conductor. Such indication shall be
provided-
(a) Where
the earthed or earthed neutral conductor is the property of the supplier, at or
near the point of commencement of supply;
(b) Where
a conductor forming part of a consumers system is to be connected to the
suppliers earthed or earthed neutral conductor, at the point where such
connection is to be made;
(c) In
all other cases, at a point corresponding to the point of commencement of
supply or at such other points as may be approved by an Inspector or any
officer appointed to assist the Inspector and authorised under sub-rule (2) of
rule 4A.
(2) No
cut-out, link or switch other than a linked switch arranged to operate
simultaneously on the earthed or earthed neutral conductor and live conductors
shall be inserted or remain inserted in any earthed or earthed neutral
conductor of a two wire-system or in any earthed or earthed neutral conductor of
a multi-wire system or in any conductor connected thereto with the following
exceptions: -
(a) A link
for testing purposes, or
(b) A
switch for use in controlling a generator or transformer.
33. Earthed terminal on consumers premises-
(1) The supplier
shall provide and maintain on the consumers premises for the consumers use a
suitable earthed terminal in an accessible position at or near the point of
commencement of supply as defined under rule 58.
Provided that in the case of medium, high or extra-high voltage
installation the consumer shall, in addition to the afore mentioned earthing
arrangement, provide his own earthing system with an independent electrode.
Provided further that the supplier may not provide any earthed terminal
in the case of installations already connected to his system on or before the
date to be specified by the State Government in this behalf if he is satisfied
that the consumers earthing arrangement is efficient.
(2) The
consumer shall take all reasonable precautions to prevent mechanical damage to
the earthed terminal and its lead belonging to the supplier.
1[(3) The
supplier may recover from the consumer the cost of installation on the basis of
schedule of charges notified in advance and where such schedule of charges is
not notified, the procedure prescribed, in sub-rule (5) of rule 82 will apply]
1. Subs. by GSR 1074, dt.
5.11.1985, w.e.f. 16.11.1985.
34. Accessibility of bare conductors- Where bare conductors are used in a building, the owner of such conductors
shall-
(a) Ensure
that they are inaccessible;
(b) Provide
in readily accessible position switches for rendering them dead whenever
necessary; and
(c) Take
such other safety measures as are considered necessary by the Inspector.
35. Danger Notices- The owner of every medium,
high and extra-high voltage installation shall affix permanently in a
conspicuous position a danger notice in Hindi or English and the local language
of the district, with a sign of skull and bones 1[of a design as per the
relevant ISS No. 2551] on-
(a) Every
motor, generator, transformer and other electrical plant and equipment together
with apparatus used for controlling or regulating the same;
(b) All
supports of high and extra-high voltage overhead lines which can be easily
climb-upon without the aid of ladder or special appliances;
Explanation-- Rails, tubular poles, wooden supports, reinforced cement concrete poles
without steps, I-sections and channels, shall be deemed as supports which
cannot be easily climbed upon for the purposes of this clause.
(c) Luminous
tube sign requiring high voltage supply, X-ray and similar high-frequency
installations;
Provided that where it is not possible to affix such notices on any
generator, motor transformer of other apparatus, they shall be affixed as near
as possible thereto; or the word danger and the voltage of the apparatus
concerned shall be permanently painted on it.
Provided further that where the generator, motor, transformer of other
apparatus is within an enclosure one notice affixed to the said enclosure shall
be sufficient for the purposes of this rule.
1. Added by GSR 512, dt.
29.6.1983, w.e.f. 16.7.1983.
36. Handling
of electric supply lines and apparatus-
(1) Before
any conductor or apparatus is handled adequate precautions shall be taken, by
earthing or other suitable means, to discharge electrically such conductor or
apparatus, and any adjacent conductor or apparatus if there is danger
therefrom, and to prevent any conductor or apparatus from being accidentally or
inadvertently electrically charged when persons are working thereon.
Every person who is working on an
electric supply line or apparatus or both shall be provided with tools and
devices such as gloves, rubber shoes, safety belts, ladders, earthing devices,
helmets, line testers, hand lines and the like for protecting him from
mechanical and electrical injury. Such
tools and devices shall always be maintained in sound and efficient working
conditions:
(2) No
person shall work on any live electric supply line or apparatus and no person
shall assist such person on such work, unless he is authorised in that behalf,
and takes the safety measures approved by the Inspector.
1[* * *]
(3) Every
telecommunication line on supports carrying a high or extra-high voltage line
shall, for the purpose of working thereon, be deemed to be a high voltage line.
1. Proviso omitted by GSR
358, dt. 30.4.1987, w.e.f. 9.5.1987.
37. Supply to vehicles, cranes, etc.- Every person owning a
vehicle, travelling crane or the like to which energy is supplied from an
external source shall ensure that it is efficiently controlled by a suitable
switch enabling all voltage to be cut off in one operation and, where such
vehicle, travelling crane or the like runs on metal rails, the owner shall
ensure that the rails are electrically continuous and earthed.
38. Cables for portable or transportable
apparatus-
(1) Flexible
cables shall not be used for portable or transportable motors, generators,
transformer rectifiers, electric drills, electric sprayers, welding sets or any
other portable or transportable apparatus unless they are heavily insulated and
adequately protected from mechanical injury.
(2) Where
the protection is by means of metallic covering, the covering shall be in
metallic connection with the frame of any such apparatus and earth.
(3) The
cables shall be three core type and four-core type for portable and
transportable apparatus working on single phase and three phases supply
respectively and the wire meant to be used for ground connection shall be
easily identifiable.
39. Cables protected by bituminous materials-
(a) Where
the supplier or the owner has brought into use an electric supply line (other
than an overhead line) which is not completely enclosed in a continuous
metallic covering connected with earth and is insulated or protected in situ by
composition or material of a bituminous character-
(i) Any pipe, conduit or the like into which such electric
supply line may have been drawn or placed shall, unless other arrangements are
approved by the Inspector in any particular case, be effectively sealed at its
point of entry into any street box so as to prevent any flow of gas to or from
the street box; and
(ii) Such
electric supply line shall be periodically inspected and tested where
accessible, and the result of each such inspection and test shall be duly
recorded by the supplier or the owner.
(2) It
shall not be permissible for the supplier or the owner after the coming into
force of these rules, to bring into use any further electric supply line as
aforesaid which is insulated or protected in situ by any composition or material known to be liable to produce
noxious or explosive gases on excessive heating.
(1) Street
boxes shall not contain gas pipes, and precautions shall be taken to prevent,
as far as reasonably possible, any influx of water or gas.
(2) Where
electric supply lines forming part of different systems pass through the same
street box, they shall be readily distinguishable from one another and all
electric supply lines at high or extra-high voltage in street boxes shall be
adequately supported and protected to as to prevent risk of damage to or danger
from adjacent electric supply lines.
(3) All
street boxes shall be regularly inspected for the purpose of detecting the
presence of gas and if any influx or accumulation is discovered, the owner
shall give immediate notice to any authority or company who have gas mains in
the neighbourhood of the street box and in cases where a street box is large
enough to admit the entrance of a person after the electric supply lines or
apparatus therein have been placed in position, ample provision shall be made-
(a) To ensure that any gas which may by accident have obtained
access to the box shall escape before a person is allowed to enter; and
(b) For
the prevention of danger from sparking.
(4) The
owners of all street boxes or pillars containing circuits or apparatus shall
ensure that their covers and doors are so provided that they can be opened only
by means of a key or a special appliance.
41. Distinction of different circuits- The owner of every generating station, sub-station, junction-box or
pillar in which there are any circuits or apparatus, whether intended for operation
at different voltages or at the same voltage, shall ensure by means of
indication of a permanent nature that the respective circuits are readily
distinguishable from one another.
1[41A. Distinction of the installations having more
than one feed- The owner of the every
installation including sub-station, double pole structure, four pole structure
or any other structure having more than one feed, shall ensure by means of
indication of a permanent nature, that the installation is readily distinguishable
from other installations.]
1. Ins. by GSR 529, dt.
11.7.1986, w.e.f. 19.7.1986.
42. Accidental charge- The owners of all circuits
and apparatus shall so arrange them that there shall be no danger of any part
thereof becoming accidentally charged to any voltage beyond the limits of
voltage for which they are intended.
Where A.C. and D.C. circuits are installed on the same support they
shall be so arranged and protected that they shall not come into contact with
each other when live.
43. Provisions applicable to protective
equipment-
(1) Fire
buckets filled with clean dry sand and ready for immediate use for
extinguishing fires, in addition to fire extinguishers suitable for dealing
with electric fires, shall be conspicuously marked and kept in all generating
stations, enclosed sub-stations and switch stations in convenient situation.
The fire extinguishes shall be tested for satisfactory operation at
least once a year and record of such tests shall be maintained.
(2) First-aid
boxes or cupboards, conspicuously marked and equipped with such contents as the
State Government may specify, shall be provided and maintained in every
generating station, enclosed sub-station and enclosed switch station so as to
be readily accessible during all working hours. All such boxes and cupboards shall, except in the case of
unattended sub-stations and switch stations, be kept in charge of responsible
persons who are trained in first-aid treatment and one of such person shall be
available during working hours.
1[(3) Two
or more gas masks shall be provided conspicuously and installed and maintained
at accessible places in every generating station with capacity of 5 MW and
above and enclosed sub-station with transformation capacity of 5 MVA and above
for use in the event of fire or smoke.
Provide that where more than one generator with capacity of 5 MW and
above is installed in a power station, each generator would be provided with at
least two separate gas masks in accessible and conspicuous position.
Provided further that adequate number of gas masks would be provided by
the owner of every generating station and enclosed sub-station with capacity
less than 5MW and 5MVA respectively, if so desired by the Inspector.]
1. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
44. Instructions for restoration of persons
suffering from electric shock-
(1) Instructions,
in English or Hindi and the local language of the district and where Hindi is
the local language, in English and Hindi for the restoration of persons
suffering from electric shock, shall be affixed by the owner in a conspicuous
place in every generating station, enclosed sub-station, enclosed
switch-station and in every factory as defined in clause (m) of section 2 of
the Factories Act, 1948 (63 of 1948) in which electricity is used and in such other premises where electricity is
used as the Inspector or any officer appointed to assist the Inspector may, by
notice in writing served on the owner, direct.
(2) Copies
of the instructions shall be supplied on demand by an officer or officers
appointed by the Central or the State Government in this behalf at a price to
be fixed by the Central or the State Government.
(3) The
owner of every generating station, enclosed sub-station, enclosed
switch-station and every factory or other premises to which this rule applies,
shall ensure that all authorised persons employed by him are acquainted with
and are competent to apply the instructions referred to in sub-rule (1).
(4) In
every manned high voltage or extra-high voltage generating station, sub-station
or switch station, an artificial respirator shall be provided and kept in good
working condition.
1[44A. Intimation of Accident- If any accident occurs in connection with the generation, transmission,
supply or use of energy in or in connection with, any part of the electric
supply lines or other works of any person and the accident results in or is
likely to have resulted in loss of human or animal life or in any injury to a
human being or an animal, such person or any authorised person of the State
Electricity Board/Supplier, not below the rank of a Junior Engineer or
equivalent shall send to the Inspector a telegraphic report within 24 hours of
the knowledge of the occurrence of the fatal accident and a written report in
the form set out in Annexure XIII within 48 hours of the knowledge of
occurrence of fatal and all other accidents.
Where practicable a telephonic message should also be given to the
Inspector immediately the accident comes to the knowledge of the authorised
officer of the State Electricity Board/ Supplier or other person concerned.]
1. Subs. by GSR 1049, dt.
17.10.1985, w.e.f. 9.11.1985.
45. Precautions to be adopted by consumers 1[owners occupiers], electrical contractors, electrical workmen and suppliers-
(1) No
electrical installation work, including additions, alterations, repairs and
adjustments to existing installations, except such replacement of lamps, fans,
fuses, switches, low voltage domestic appliances and fittings as in no way
alters its capacity or character, shall be carried out upon the premises of or
on behalf of any 2[consumer, supplier, owner or occupier] for
the purpose of supply to such 2[consumer, supplier, owner or occupier]
except by an electrical contractor licensed in this behalf by the State
Government and under the direct supervision of a person holding a certificate
of competency and by a person holding a permit issued or recognised by the
State Government.
Provided that in the case of works executed for or on behalf of the
Central Government and in the case of installations in mines, oil fields and
railways, the Central Government and in other cases the State Government may,
by notification in the Official Gazette, exempt, on such conditions as it may
impose, any such work described therein either generally or in the case of any
specified class of 2[consumers, suppliers, owners or occupiers]
from so much of this sub-rule as requires such work to be carried out by an
electrical contractor licensed by the State Government in this behalf.
3[(2) No
electrical installation work which has been carried out in contravention of
sub-rule (1) shall either be energised or connected to the works of any
supplier.]
4[(3) * *]
1. Ins. by GSR 529, dt.
11.7.1986, w.e.f. 19.7.1986.
2. Subs. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
3. Subs. by GSR 529, dt.
11.7.1986, w.e.f. 19.7.1986.
4. Sub-rule
(3) omitted by GSR 844, dt. 31.7.1985, w.e.f. 7.9.1985.
46. Periodical inspection and
testing of consumers installation. -
(1)
(a) Where an installation
is already connected to the supply system of the supplier, every such
installation shall be periodically inspected and tested at intervals not
exceeding five years either by the Inspector or any officer appointed to assist
the Inspector or by the supplier as may be directed by the State Government in
this behalf or in the case of installations belonging to, or under the control
of the Central Government, and in the case of installation in mines, oilfields
and railways by the Central Government.
(b) Where the supplier is
directed by the Central or the State Government as the case may be to inspect
and test the installation he shall report on the condition of the installation
to the consumer concerned in a form approved by the Inspector and shall submit
a copy of such report to the Inspector or to any officer appointed to assist
the Inspector and authorised under sub-rule (2) of rule 4A.
(c) Subject to the approval of the Inspector,
the forms of inspection report contained in Annexure IX-A may, with such
variations as the circumstances of each case require, be used for the purposes
of this sub-rule.
(2)
(a) The fees for such
inspection and test shall be determined by the Central or the State Government,
as the case may be, in the case of each class of consumers and shall be payable
by the consumer in advance.
(b) In the even it of the
failure of any consumer to pay the fees on or before the date specified in the
fee-notice, supply to the installation of such consumer shall be liable to be
disconnected under the direction of the Inspector. Such disconnection, however, shall not be made by the supplier
without giving to the consumer seven clear days notice in writing of his
intention so to do.
(c) In
the event of the failure of the owner of any installation to rectify the
defects in his installation pointed out by the Inspector or by any officer
appointed to assist him and authorised under sub-rule (2) of rule 4A in the
form set out in Annexure IX and within the time indicated therein, such
installation shall be liable to be disconnected 1[under the directions of
the Inspector] after serving the owner of such installation with a notice.
Provided that the installation shall not be
disconnected in case an appeal in made under rule 6 and the appellate authority
has stayed the orders of disconnection.
Provided further that the time indicated in the notice shall not be less
than 48 hours in any case.
Provided also that nothing contained in this clause shall have any
effect on the application of rule 49.
(3) Notwithstanding
the provisions of this rule, the consumer shall at all times be solely
responsible for the maintenance of his installation in such condition as to be
free from danger.
1. Subs.
by GSR 29, dr. 24.12.1983, w.e.f. 14.1.1984.
CHAPTER V
GENERAL CONDITIONS RELATING
TO SUPPLY AND USE OF ENERGY
47. Testing of consumers installation-
(1) Upon
receipt of an application for a new or additional supply of energy and before
connecting the supply or reconnecting the same after a period of six months,
the supplier shall inspect and test the applicants installation.
The supplier shall maintain a record of test results obtained at each
supply point to a consumer, in a form to be approved by the Inspector.
(2) If as
a result of such inspection and test, the supplier is satisfied that the
installation is likely to constitute danger, he shall serve on the applicant a
notice in writing requiring him to make such modifications as are necessary to
render the installation safe. The
supplier may refuse to connect or reconnect the supply until the required
modifications have been completed and he has been notified by the applicant.
1[47A. Installation and Testing of Generating Units- Where any consumer or occupier installs a generating plant, he shall
give a thirty days notice of his intention to commission the plant to the
supplier as well as the Inspector.
Provided that no consumer or occupier shall commission his generating
plant of a capacity exceeding 10KW without the approval in writing of the
Inspector.]
1. Ins. by GSR 218, dt.
18.4.1995, w.e.f. 29.4.1995.
48. Precautions against leakage before
connection-
1[(l) The supplier shall not connect with his
works the installation or apparatus on the premises of any applicant for supply
unless he is reasonably satisfied that the connection will not at the time of
making the connection cause a leakage from that installation or apparatus of a
magnitude detrimental to safety. Compliance with this rule shall be checked by
measuring the insulation resistance as provided below:
(i) High
Voltage Equipments installations-
(a) High
Voltage equipments shall have the IR value as stipulated in the relevant Indian
Standard.
(b) At a
pressure of 1000 V applied between each live conductor and earth for a period
of one minute the insulation resistance of HV installations shall be at least 1
Mega ohm or as specified by the 1[Bureau of Indian Standards] from time to
time.
(ii) Medium and Low Voltage Installations- At
a pressure of 500 V applied between each live conductor and earth for a period
of one minute, the insulation resistance of medium and low voltage
installations shall be at least 1 Mega ohm or as specified by the 2[Bureau of Indian Standards] from time to
time.]
(2) If the
supplier declines to make a connection under the provisions of sub-rule (1), he
shall serve upon the applicant a notice in writing stating his reason for so
declining.
1. Subs. by GSR 529, dt.
11.7.1986, w.e.f. 19.7.1986.
2. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
49. Leakage on consumers premises-
(1) If the
Inspector or any officer appointed to assist the Inspector and authorised under
sub-rule (2) of rule 4A or the supplier had reason to believe that there is in
the system of a consumer leakage which is likely to affect injuriously the use
of energy by the supplier or by other persons, or which is likely to cause
danger, he may give the consumer reasonable notice in writing that he desires
to inspect and test the consumers installation.
(2) If on
such notice being given-
(a) The
consumer does not give all reasonable facilities for inspection and testing of
his installation, or
1[(b) When
an insulation resistance at the consumers installation is so low as to prevent
safe use of energy.]
The supplier may, and if directed so to do by the Inspector shall
discontinue the supply of energy to the installation but only after giving to
the consumer 48 hours notice in writing of disconnection of supply and shall
not recommence the supply until he or the Inspector is satisfied that the cause
of the leakage has been removed.]
1. Subs. by GSR 529, dt.
11.7.1986, w.e.f. 19.7.1986.
1[50. Supply
and use of energy-
(1) The energy shall not be supplied,
transformed, converted or used or continued to be supplied, transformed,
converted or used unless provisions as set out below are observed:-
(a) The
following controls of requisite capacity to carry and break the current 2[are placed] after the point of commencement of
supply as defined in rule 58 so as to be readily accessible and capable of
being easily operated to completely isolate the supply to the installation such
equipment being in addition to any equipment installed for controlling
individual circuits or apparatus: -
(i) A
linked switch with fuse(s) or a circuit breaker by low and medium voltage
consumers.
(ii) A
linked switch with fuse(s) or a circuit breaker by HV consumers having
aggregate installed transformer/apparatus capacity up to 1000 KVA to be
supplied at voltage upto 11 KV and 2500 KVA at higher -voltages (above 11 KV
and not exceeding 33 KV).
(iii) A
circuit breaker by HV consumers having an aggregate installed
transformer/apparatus capacity above 1000 KVA and supplied at 11 KV and above
2500 KVA supplied at higher voltages (above 11 KV and not exceeding 33 KV).
(iv) A
circuit breaker by EHV consumer;
Provided that where the point of commencement of supply and the consumer
apparatus are near each other one linked switch with fuse(s) or circuit breaker
near the point of commencement of supply as required by this clause shall be
considered sufficient for the purpose of this rule;
(b) In
case of every transformer the following shall be provided: -
(i) On
primary side for transformers a linked switch with fuse(s) or circuit breaker
of adequate capacity:
Provided that the linked switch on the primary side of the transformer
may be of such capacity as to carry the full load current and to break only the
magnetising current of the transformer:
Provided further that for transformers of capacity 5000 KVA and above a
circuit breaker shall be provided:
Provided further that the provision of linked switch on the primary side
of the transformer shall not apply to the unit auxiliary transformer of the
generator.
(ii) On
the secondary side of transformers of capacity 100 KVA and above transforming
HV to MV or LV, a linked switch with fuse(s) or circuit breaker of adequate
capacity capable of carrying and breaking full load current and for
transformers transforming HV to EHV as the case may be, a circuit breaker:
Provided that where the transformer capacity exceeds 630 KVA a circuit
breaker of adequate capacity shall be installed on the secondary side;
(c) Except in the case of
composite control gear designed as a unit distinct circuit is protected against
excess energy by means of suitable cut-out or a circuit breaker of adequate
breaking capacity suitably located and, so constructed as to prevent danger
from overheating, arcing or scattering of hot metal when it comes into
operation and to permit for ready renewal of the fusible metal of the cut-out
without danger;
(d) The supply of energy of
each motor or a group of motors or other apparatus meant for operating one
particular machine is controlled by a suitable linked switch or a circuit
breaker or an emergency tripping device with manual reset of requisite capacity
placed in such a position as to be adjacent to the motor or a group of motors
or other apparatus readily accessible to and easily operated by the person
incharge and so connected in the circuit that by its means all supply of energy
can be cut off from the motor or group of motors or apparatus from any
regulating switch, resistance of other device associated therewith;
(e) All insulating materials are chosen with
special regard to the circumstances of its proposed use and their mechanical
strength is sufficient for its purpose and so far as is practicable of such a
character or so protected as to maintain adequately its insulating property
under all working conditions in respect of Temperature and moisture; and
(f) Adequate precautions
shall be taken to ensure that no live parts are so exposed as to cause danger.
(2) Where
energy is being supplied, transformed, converted or used the 3[consumer,
supplier or the owner] of the concerned installation shall be responsible for
the continuous observance of the provisions of sub-rule (1) in respect of his
installations.
(3) Every
consumer shall use all reasonable mean to ensure that where energy is supplied
by a supplier no person other than the supplier shall interfere with the
service lines and apparatus placed by the supplier on the premises of the
consumer.]
1. Subs. by GSR 11, dt.
21.1.1986, w.e.f. 8.2.1986.
2. Subs. by GSR 218, dt.
18.4.1995, w.e.f. 29.4.1995.
3. Subs. by GSR 218, dt.
18.4.1995, w.e.f. 29.4.1995.
1[50A. Additional provisions for supply and use of
energy in multi-storeyed building (more than 15 metres in
height)-
(1) Before
making an application for commencement of supply or recommencement of supply
after an installation has been disconnected for a period of six months or more
the owner/occupier of a multi-storeyed building shall give not less than 30
days notice in writing to the Inspector together with particulars. The supply of energy shall not be commenced
or recommenced within this period, without the approval or otherwise in writing
of the Inspector.
(2) The
supplier/owner of the installation shall provide at the point of commencement
of supply a suitable isolating device with cut out or breaker to operate on all
phases except neutral in the 3 phase 4 wire circuit and fixed in a conspicuous
position at not more than 2.75 metres above the ground so as to completely
isolate the supply to the building in case of emergency.
(3) The
owner/occupier of a multi-storeyed building shall ensure that electrical
installations/works inside the building are carried out and maintained in such
a manner as to prevent danger due to shock and fire hazards and the
installation is carried out in accordance with the relevant codes of practices.
(4) No
other service pipes shall be taken along the ducts provided for laying power
cables. All ducts provided for power
cables and other services shall be provided with fire-barrier at each floor
crossing.]
1. Ins. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
51. Provisions applicable to medium, high or
extra-high voltage installations-The following provisions
shall be observed where energy at medium, high or extra-high voltage is
supplied, converted, transformed or used
(1) (a) All conductors (other than those of
overhead lines) shall be completely enclosed in mechanically strong metal
casting or metallic covering which is electrically and mechanically continuous
and adequately protected against mechanical damage unless the said conductors
are accessible only to an authorised person or are installed and protected to
the satisfaction of the Inspector so as to prevent danger;
1[Provided that non-metallic conduits conforming to the relevant Indian
Standard Specifications may be used for medium voltage installations, subject
to such conditions as the Inspector or Officer appointed to assist an Inspector
may think fit to impose.]
2[(b) All
metal works, enclosing, supporting or associated with the installation, other
than that designed to serve as a conductor shall be connected with an earthing
system as per standards laid down in the Indian Standards in this regard and in
also accordance with rule 61(4).]
(c) Every
switchboard shall comply with the following provisions, namely: -
(i) A
clear space of not less than 1 metre in width shall be provided in front of the
switchboard;
(ii) If
there are any attachments or bare connections at the back of the switchboard,
the space (if any) behind the switchboard shall be either less than 20
centimetres or more than 75 centimetres in width, measured from the farthest
outstanding part of any attachment or conductor;
(iii) If
the space behind the switchboard exceeds 75 centimetres in width, there shall
be a passage-way from either end of the switchboard clear to a height of 1.8
metres.
3[(d) In
case of installations provided in premises where inflammable materials
including gases and/or chemicals are produced, handled or stored, the
electrical installations, equipment and apparatus shall comply with the
requirements of flame proof, dust tight, totally enclosed or any other suitable
type of electrical fittings depending upon the hazardous zones as per relevant
Indian Standard Specification.]
4[(2) Where
an application has been made to a supplier for supply of energy to any
installation, he shall not commence the supply or where the supply has been
discontinued for a period of one year and above, recommence the supply unless
he is satisfied that the consumer has complied with, in all respects the
conditions of supply set out in sub-rule (1), of this rule, rules 50, 63 and
64.]
(3) Where
a supplier proposes to supply or use energy at a medium voltage or to
recommence supply after it has been discontinued for a period of six months,
he, shall, before connecting or reconnecting the supply, give notice in writing
of such intention to the Inspector 5[or any officer of specified rank and class
appointed to assist the Inspector].
6[(4) If
at any time after connecting the supply, the supplier is satisfied that any
provision of the sub-rule (1) of this rule or of rules 50 and 64, is not being
observed he shall give notice of the same in writing to the consumer and the
inspector, specifying how the provisions has not been observed and to rectify
such defects in a reasonable time and if the consumer fails to rectify such
defects pointed out, he may discontinue the supply after giving the consumer a
reasonable opportunity of being heard and recording reasons in writing, unless
the inspector directs otherwise. The
supply shall be discontinued only on written orders of an officer duly notified
by the supplier in this behalf. The
supply shall be restored with all possible speed after such defects are
rectified by the consumer to the satisfaction of the supplier.]
1. Subs. by GSR 336, dt.
28.3.1988, w.e.f. 23.4.1988.
2. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
3. Ins. by GSR 529, dt.
11.7.1986, w.e.f. 19.7.1986.
4. Subs. by GSR 256, dt.
28.2-1983, w.e.f. 26.3.1983
5. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
6. Subs. by GSR 732, dt.
18.6.1985, w.e.f. 3.8.1985.
52. Appeal to Inspector in regard to defects-
(1) If any
applicant for a supply or a consumer is dissatisfied with the action of the
supplier in declining to commence, to continue or to recommence the supply of
energy to his premises on the grounds that the installation is defective or is
likely to constitute danger, he may appeal to the Inspector to test the installation
and the supplies shall not, if the Inspector or under his orders, any other
officer appointed to assist the Inspector, is satisfied that the installation
is free from the defect or danger complained of, be entitled to refuse supply
to the consumer on the grounds aforesaid, and shall, within twenty-four hours
after the receipt of such intimation from the Inspector, commence, continue or
recommence the supply of energy.
(2) Any
test for which application has been made under the provision of sub-rule (1)
shall be carried out within seven days after the receipt of such application.
(3) This
rule shall be endorsed on every notice given under the provisions of rules 47,
48, and 49.
53. Cost
of inspection and test of consumers installation-
(1) The cost
of the first inspection and test of consumers installation carried out in
pursuance of the provisions of rule 47 shall be borne by the supplier and the
cost of every subsequent inspection and test shall be borne by the consumer,
unless in the appeal under rule 52, the Inspector directs otherwise.
(2) The
cost of any inspection and test made by the Inspector or any officer appointed
to assist the Inspector, at the request of the consumer or other interested
party, shall be borne by the consumer or other interested party, unless the
Inspector directs otherwise.
(3) The
cost of each and every such inspection and test by whomsoever borne shall be
calculated in accordance with the scale specified by the Central or the State
Government as the case may be in this behalf.
54. Declared voltage of supply to consumer. - Except with the written consent of the consumer or with the previous
sanction of the State Government a supplier shall not permit the voltage at the
point of commencement of supply as defined under rule 58 to vary from the
declared voltage-
(i) In
the case of low or medium voltage, by more than 6 per cent, or;
(ii) In
the case of high voltage, by more than 6 per cent on the higher side or by more
than 9 per cent on the lower side, or;
(iii) In
the case of extra-high voltage, by more than 10 per cent on the higher side or
by more than 12.5 per cent on the lower side.
55. Declared frequency of supply to consumer- Except with the written consent of the consumer or with the previous
sanction of the State Government a supplier shall not permit the frequency of
an alternating current supply to vary from the declared frequency by more than
3 percent.
56. Sealing of meters, and cut-outs-
(1) A
supplier may affix one or more seals to any cut-out and to any meter, maximum
demand indicator, or other apparatus placed upon a consumers premises in
accordance with section 26, and no person other than the supplier shall break
any such seal.
(2) The
consumer shall use all reasonable means in his power to ensure that no such
seal is broken otherwise than by the supplier.
(3) The
word supplier shall for the purpose of this rule include a State Government
when any meter, maximum demand indicator or other apparatus is placed upon a
consumers premises by such Government.
57. Meters, maximum demand indicators and
other apparatus on consumers premises-
(1) Any
meter or maximum demand indicator or other apparatus placed upon a consumers
premises in accordance with section 26 shall be of appropriate capacity and
shall be deemed to be correct if its limits of error are within the limits
specified in the relevant Indian Standard Specification and where no such
specification exists, the limits of error do not exceed 3 per cent above or
below absolute accuracy at all loads in excess of one tenth of full load and up
to full load.
1[Provided that for extra high voltage consumers the limit of error shall
be 1 per cent.]
(2) No
meter shall register at no load.
(3) Every
supplier shall provide and maintain in proper condition such suitable apparatus
as may be prescribed or approved by the Inspector for the examination, testing
and regulation of meters used or intended to be used in connection with the
supply of energy.
Provided that the supplier may with the approval of the Inspector and
shall, if required by the Inspector, enter into a joint arrangement with any
other supplier for the purpose aforesaid.
(4) Every
supplier shall examine, test and regulate all meters, maximum demand indicators
and other apparatus for ascertaining the amount of energy supplied before their
first installation at the consumers premises and at such other intervals as
may be directed by the State Government in this behalf.
(5) Every
supplier shall maintain a register of meters showing the date of the last test,
the error recorded at the time of the test, the limit of accuracy after
adjustment and final test, the date of installation, withdrawal,
reinstallation, etc., for the examination of the Inspector or his authorised
representative.
2[(6) Where
the supplier has failed to examine, test and regulate the meters and keep
records thereof as aforesaid, the Inspector may cause such meters to be tested
and sealed at the cost of the owner of the meters in case these are found
defective.]
1. Added by GSR 218, dt.
18.4.1995, w.e.f. 29.4.1995.
2. Added by GSR 844, dt.
31.7.1985, w.e.f. 7.9.1985.
1[58. Point of commencement of supply- The point of commencement of supply of energy to a consumer shall be
deemed to be the point at the incoming terminal of the cut-outs installed by
the consumer under rule 50.]
1. Subs. by GSR 45, dt.
1.1.1993, w.e.f 23.1.1993.
59. Precautions against failure of supply:
Notice of failures-
(1) The
layout of the electric supply lines of the supplier for the supply of energy
throughout his area of supply shall under normal working conditions be
sectionalised and so arranged, and provided with cut-outs or circuit-breakers
so located, as to restrict within reasonable limits the extent of the portion
of the system affected by any failure of supply.
(2) The,
supplier shall take all reasonable precautions to avoid any accidental
interruptions of supply, and also to avoid danger to the public or to any
employee or authorised person when engaged on any operation during and in
connection with the installation, extension, replacement, repair and
maintenance of any works.
(3) The
supplier shall send to the Inspector 1[or any officer of a specified rank and
class appointed to assist the Inspector] notice of failure of supply of such
kind as the Inspector 1[or any officer of specified rank and class
to assist the Inspector] may from time to time require to be notified to him,
and such notice shall be sent by the earliest practicable post after the
failure occurs or after the failure becomes known to the supplier and shall be in such form and contain such
particulars as Inspector may from time to time specify
2[(4) For
the purpose of testing or for any other purpose connected with the efficient
working of the undertaking, the supply of energy may be discontinued by the
supplier for such period as may be necessary, subject (except in cases of
emergency) to not less than 24 hours notice being given by the supplier to all
consumers likely to be affected by such discontinuance:
Provided that the supply of energy shall be discontinued during such
hours as are likely to interfere the least with the use of energy by consumers
and the energy shall not be discontinued if the Inspector so directs.]
1. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
2. Subs. by GSR 732, dt.
18.6.1985, w.e.f. 3.8.1985.
CHAPTER VI
ELECTRIC SUPPLY LINES, SYSTEMS
AND APPARATUS FOR LOW AND
MEDIUM VOLTAGES
60. Test for resistance of insulation-
(1) Where
any electric supply line for use at low or medium voltage has been disconnected
from a system for the purpose of addition, alteration or repair, such electric
supply line shall not be reconnected to the system until the supplier or the
owner has applied the test prescribed under rule 48.
(2) The
provision of sub-rule (1) shall not apply to overhead lines except, overhead
insulated cables unless the Inspector otherwise directs in any particular case.
(1) The
following provisions shall apply to the connection with earth of systems at low
voltage in cases where the voltage normally exceeds 125 volts and of systems at
medium voltage: -
1[(a) Neutral
conductor of a phase, 4 wire system and the middle conductor of a 2 phase,
3-wire system shall be earthed by not less than two separate and distinct
connections with a minimum of two different earth electrodes of such large
number as may be necessary to bring the earth resistance to a satisfactory
value both at the generating station and at the sub-station. The earth electrodes so provided, may be
interconnected to reduce earth resistance.
It may also be earthed at one or more points along the distribution
system or service line in addition to any connection with earth which may be at
the consumers premises.]
(b) In the
case of a system comprising electric supply lines having concentric cables, the
external conductor of such cables shall be earthed by two separate and distinct
connections with earth.
(c) The
connection with earth may include a link by means of which the connection may
be temporarily interrupted for the purpose of testing or for locating a fault.
(d) (i) In a direct current three wire system
the middle conductor shall be earthed at the generating station only, and the
current from the middle conductor to earth shall be continuously recorded by
means of a recording ammeter, and if any time the current exceeds
one-thousandth part of the maximum supply-current immediate steps shall be
taken to improve the insulation of the system.
(ii) Where
the middle conductor is earthed by means of a circuit breaker with a resistance
connected in parallel, the resistance shall not exceed 10 ohms and on the
opening of the circuit breaker, immediate steps shall be taken to improve the
insulation of the system, and the circuit-breaker shall be reclosed as soon as
possible.
(iii) The
resistance shall be used only as a protection for the ammeter in case of earths
on the system and until such earths are removed. Immediate steps shall be taken to locate and remove the earth.
(e) In the case of an alternating current
system, there shall not be inserted in the connected with earth any impedance
(other than that required solely for the operation of switch-gear of
instruments), cut-out or circuit-breaker, and the result of any test made to
ascertain whether the current (if any) passing through the connection with
earth is normal shall be duly recorded by the supplier.
(f) No
person shall make connection with earth by the aid of, nor shall be keep it in
contact with, any water main not belonging to him except with the consent of
the owner thereof and of the Inspector.
(g) Alternating
current systems which are connected with earth as aforesaid may be electrically
interconnected.
Provided that each connection with earth is bonded to the metal
sheathing and metallic armouring (if any) of the electric supply lines
concerned.
(2) The
frame of every generator, stationary motor, portable motor, and the metallic
parts (not intended as conductors) of all transformers and any other apparatus
used for regulating or controlling energy and all medium voltage energy
consuming apparatus shall be earthed by the owner by two separate and distinct
connections with earth.
2[(3) All
metal castings or metallic coverings containing or protecting any electric
supply-line or apparatus shall be connected with earth and shall be so joined
and connected across all junction boxes and other openings as to make good
mechanical and electrical connection throughout their whole length.
Provided that where the supply is at low voltage, this sub-rule shall
not apply to isolated wall tubes or to brackets, electroliers, switches,
ceiling fans or other fittings (other than portable hand lamps and portable and
transportable apparatus) unless provided with earth terminal and to class-II
apparatus/ appliances.
Provided further that where the supply is at low voltage and where the
installations are either new or renovated all plug sockets shall be of the
three-pin type, and the third pin shall be permanently and efficiently earthed.
Explanation- The words Class-II apparatus/appliance will have the same meaning as
assigned to these words in the relevant ISS.]
3[(4) All
earthing systems shall-
(a) Consist
of equipotential bonding conductors capable of carrying the prospective earth
fault current and a group of pipe/rod/plate electrodes for dissipating the
current to the general mass of earth without exceeding the allowable
temperature limits as per relevant Indian Standards in order to maintain all
non-current carrying metal works reasonably at earth potential and to avoid
dangerous contact potentials being developed on such metal works;
(b) Limit
earth resistance sufficiently low to permit adequate fault current for the
operation of protective devices in time and to reduce neutral shifting;
(c) Be
mechanically strong, withstand corrosion and retain electrical continuity
during the life of the installation.
All earthing systems shall be tested to ensure efficient earthing,
before the electric supply lines or apparatus are energised.]
(5) All
earthing systems belonging to the supplier shall in addition, be tested for
resistance on dry day during the dry season not less than once every two years.
(6) A
record of every earth test made and the result thereof shall be kept by the
supplier for a period of not less than two years after the day of testing and
shall be available to the Inspector or any officer appointed to assist the
Inspector and authorised under sub-rule (2) of rule 4A when required.
1. Subs. by GSR 1051, dt.
25.10.1985, w.e.f. 9.11.1985.
2. Subs. by GSR 256, dt.
28.2.1983, w.e.f 26.3.1983.
3. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.7.1987.
1[61A. Earth leakage
protective device- The supply of Energy to every electrical installation other than low voltage
installation below 5 KW and those low voltage installations which do not
attract provisions of section 30 of the Indian Electricity Act, 1910, shall be
controlled by an earth leakage protective device so as to disconnect the supply
instantly on the occurrence of earth fault or leakage of current.
Provided that the above shall not apply to overhead supply lines having
protective devices which are effectively bonded to the neutral of supply
transformers and conforming to rule 91 of 1,E.
Rules, 1956.]
1. Ins. by GSR 844, dt.
31.7.1985, w.e.f. 7.9.1985.
62. Systems at medium voltage- Where a medium voltage supply system is employed, the voltage between
earth and any conductor forming part of the same system shall not, under normal
conditions, exceed low voltage.
CHAPTER VII
ELECTRIC SUPPLY LINES, SYSTEMS AND
APPARATUS FOR HIGH AND
EXTRA-HIGH VOLTAGES
(1) Before making an application to the
Inspector for permission 1[to commence or recommence supply after an
installation has been disconnected for one year and above] at high or
extra-high voltage to any person, the supplier shall ensure that the high or
extra-high voltage electric supply lines or apparatus belonging to him are
placed in position, properly joined and duly completed and examined. The supply of energy shall not be commenced
by the supplier unless and until the Inspector is satisfied that the provisions
of rules 65 to 69 both inclusive have been complied with and the approval in
writing of the Inspector have been obtained by him.
Provided that the supplier may
exercise the aforesaid electric supply lines or apparatus for the purpose of
tests specified in rule 65.
(2) The
owner of any high or extra-high voltage installation shall, before making
application to the Inspector for approval of his installation or additions
thereto, test every high or extra-high voltage circuit or additions thereto,
other than an overhead line, and satisfy himself that they withstand the
application of the testing voltage set out in sub-rule (1) of rule 65 and shall
duly record the results of such tests and forward them to the Inspector.
Provided that an Inspector may direct such owner to carry out such tests
as he deems necessary or, if he thinks fit, accept the manufacturers certified
tests in respect of any particular apparatus in place of the tests required by
this sub-rule.
(3) The
owner of any high or extra-high voltage installation who makes any additions or
alterations to his installation shall not connect to the supply his apparatus
or electric supply lines, comprising the said alterations or additions unless
and until such alterations or additions have been approved in writing by the
Inspector.
1. Subs. by GSR 256, dt.
28.2.1983, w.e.f. 26.3.1983.
64. Use of energy at high and extra-high
voltage-
1[(1) The Inspector shall not authorise the
supplier to commence supply or where the supply has been discontinued for a
period of one year and above, to commence the supply at high or extra-high
voltage to any consumer unless,]
(a) All conductors and apparatus situated on
the premises of the consumer are so placed as to be inaccessible except to an
authorised person and all operations in connection with the said conductors and
apparatus are carried out by an authorised person;
(b) The
consumer has provided and agrees to maintain a separate building or a locked
weather-proof and fire-proof enclosure of agreed design and location, to which
the supplier at all times have access for the purpose of housing his apparatus
and metering equipment, or where the provision for a separate building or
enclosure is impracticable, the consumer has segregated the aforesaid apparatus
of the supplier from any other part of his own apparatus;
Provided that such segregation shall be by the provision of fire proof
walls, if the Inspector considers it to be necessary;
Provided further that in the case of an out-door installation consumer
shall suitably segregate the aforesaid apparatus belonging to the supplier from
his own to the satisfaction of the Inspector;
(c) All pole type sub-stations are constructed and maintained in
accordance with rule 69.
(2) The
following provisions shall be observed where energy at high or extra-high
voltage is supplied, converted, transformed or used: -
2[(a) (i) Clearances
as per Indian Standard Code shall be provided for electrical apparatus so that
sufficient space is available for easy operation and maintenance without any
hazard to the operating and maintenance personnel working near the equipment
and for ensuring adequate ventilation.
(ii) The
following minimum clearances shall be maintained for bare conductors or live
parts of any apparatus in out-door substations, excluding overhead lines, of HV
and EHV installations: -
|
Voltage Class |
|
Ground clearance (Metres) |
Sectional clearance (Metres) |
|
Not exceeding |
11KV |
2.75 |
2.6 |
|
-do- |
33KV |
3.7 |
2.8 |
|
-do- |
66KV |
4.0 |
3.0 |
|
-do- |
132KV |
4.6 |
3.5 |
|
-do- |
22OKV |
5.5 |
4.3 |
|
-do- |
40OKV |
8.0 |
6.5] |
(b) The windings of motors or other apparatus within reach from
any position in which a person may require to be shall be suitably protected so
as to prevent danger.
(c) Where
transformer or transformers are used, suitable provision shall be made, either
by connecting with earth a point of the circuit at the lower voltage or
otherwise, to guard against danger by reason of the said circuit becoming
accidentally charged above its normal voltage by leakage from or contact with
the circuit at the higher voltage.
(d) A
sub-station or a switch station with apparatus having more than 2000 litres of
oil shall not 3[***] be located in the basement where
proper oil draining arrangement cannot be provided.
(e) Where
a sub-station or a switch station with apparatus having more than 2000 litres
of oil is installed, whether indoor or out-doors, the following measures shall
be taken, namely: -
(i) The
baffle walls 4[of 4 hour fire rating] shall be provided
between the apparatus in the following cases: -
(A) Single
phase banks in the switch-yards of generating stations and sub-stations;
(B) On the
consumer premises;
(C) Where
adequate clearance between the units is not available.
(ii) Provisions shall be made for suitable oil soakpit and where
use of more than 9000 litres of oil in any one oil tank, receptacle or chamber
is involved, provision shall be made for the draining away or removal of any
oil which may leak or escape from the tanks receptacles or chambers containing
the same, special precautions shall be taken to prevent the spread of any fire
resulting from the ignition of the oil from any cause and adequate provision
shall be made for extinguishing any fire which may occur. Spare oil shall not be stored in an such sub-station or
switch station.
5[(f)
(i) Without prejudice to
the above measures, adequate fire protection arrangement shall be provided for
quenching the fire in the apparatus;
(ii) Where
it is necessary to locate the sub-station/switch station in the basement
following measures shall be taken:-
(a) The
room shall necessarily be in the first basement at the periphery of the
basement;
(b) The
entrances to the room shall be provided with fire resisting doors of 2 hours
fire rating. A curb (sill) of a
suitable height shall be provided at the entrance in order to prevent the flow
of oil from a ruptured transformer into other parts of the basement. Direct access to the transformer room shall
be provided from outside.
(c) The
transformer shall be protected by an automatic high velocity water spray system
or by carbon dioxide or BCF (Bromochlorodifeuromethane) or BTM
(Bromotrifluromethane) fixed installation system; and
(iii) Oil
filled transformers installed indoors shall not be on any floor above the
ground or below the first basement.]
(g) Cable trenches inside the sub-stations and switch stations
containing cables shall be filled with sand, pebbles or similar non-inflammable
materials or completely cover with non-inflammable slabs.
(h) Unless
the conditions are such that all the conductors and apparatus may be made dead
at the same time for the purpose of cleaning or for other work, the said
conductors and apparatus shall be so arranged that these may be made dead in
sections, and that work on any such section may be carried on by an authorised
person without danger.
(i) Only
persons authorised under sub-rule (1) of rule 3, shall carry out the work on
live lines and apparatus.]
6[(3) All
EHV apparatus shall be protected against lightning as well as against switching
over voltages. The equipment used for
protection and switching shall be adequately coordinated with the protected
apparatus to ensure safe operation as well as to maintain the stability of the
inter-connected units of the power system.]
1. Subs. by CSR 843, dt.
23.7.1983, w.e.f. 7.9.1985
2. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
3. The word ordinarily
omitted by GSR 358, dt. 30.4.1987, w.e.f. 9.5.1987.
4. Ins. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
5. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
6. Ins. by GSR 336, dt.
20.3.1988, w.e.f. 23.4.1988.
1[64A.
Additional provisions for use of energy at high and extra-high voltage- The following additional provisions shall be observed where energy at
high or extra-high voltage is supplied, converted, transferred or used, namely:
-
(1) Inter-locks-
Suitable inter-locks shall be provided in the following cases: -
(a) Isolators and the controlling circuit breakers shall be
interlocked so that the isolators cannot be operated unless the corresponding
breaker is in open position;
(b) Isolators
and the corresponding earthing switches shall be interlocked so that no
earthing switch can be closed unless and until the corresponding isolator is in
open position;
(c) Where
two or more supplies are not intended to be operated in parallel, the
respective circuit breakers or linked switches controlling the supplies shall
be inter-locked to prevent possibility of any inadvertent paralleling or
feedback;
(d) When
two or more transformers are operated in parallel, the system shall be so
arranged as to trip the secondary breaker of a transformer in case the primary
breaker of that transformer trips;
(e) All
gates or doors which give access to live parts of an installation shall be
inter-locked in such a way that these cannot be opened unless the live parts
are made dead. Proper discharging and earthing
of these parts should be ensured before any person comes in close proximity of
such parts;
(f) Where
two or more generators operate in parallel and neutral switching is adopted,
inter-lock shall be provided to ensure that generator breaker cannot be closed
unless one of the neutrals is connected to the earthing system.
(2) Protection-
All systems and circuits shall be so protected as to automatically disconnect
the supply under abnormal conditions.
The following protection shall be provided, namely: -
(a) Over
current protection to disconnect the supply automatically if the rated current
of the equipment, cable or supply line is exceeded for a time which the
equipment, cable or supply line is not designed to withstand;
(b) Earth-fault/earth
leakage protection to disconnect the supply automatically if the earth fault
current exceeds the limit of current for keeping the contact potential within
the reasonable values;
(c) Gas
pressure type protection to given alarm and tripping shall be provided on all
transformers of ratings 1000 KVA and above;
(d) Transformers
of capacity 10 MVA and above shall be protected against incipient faults by
differential protection; and
(e) All
generators with rating of 100 KVA and above shall be protected against earth
fault/leakage. All generators of rating
1000KVA and above shall be protected against faults within the generator
winding using restricted earth fault protection or differential protection or
by both.]
1. Ins. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
65. Testing, Operation and Maintenance-
(1) Before
approval is accorded by the Inspector under rule 63, the manufacturers test
certificates shall, if required, be produced for all the routine tests as
required under the relevant Indian Standard.
(2) No new
HV or EHV apparatus, cable or supply line shall be commissioned unless such
apparatus, cable or supply line are subjected to site tests as per relevant
code of practice of the 1[Bureau of Indian Standards].
(3) No HV
of EHV apparatus, cable or supply line which has been kept disconnected, for a
period of 6 months or more, from the system for alterations or repair shall be
corrected to the system until such apparatus, cable or supply line are
subjected to the relevant tests as per code of practice of 1[Bureau of Indian
Standards.]
(4) Notwithstanding the
provisions of sub-rules (1) to (3) (both inclusive) the Inspector may require
certain additional tests to be carried out before charging the installations or
subsequently.
(5) All
apparatus, cables and supply lines shall be maintained in healthy conditions
and tests shall be carried out periodically as per the relevant codes of
practice of the 1[Bureau of Indian Standards].
(6) Records
of all tests, trappings, maintenance works and repairs of all equipments,
cables and supply lines shall be duly kept in such a way that these records can
be compared with earlier ones.
(7) It
shall be the responsibility of the owner of all HV and EHV installations to
maintain and operate the installations in a condition free from danger and as
recommended by the manufacturer and/or by the relevant codes of practice of the
1[Bureau
of Indian Standards] and/or by the Inspector.]
1. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
66. Metal sheathed electric supply lines. Precautions against excess leakage-
(1) The following provisions shall apply
to electric supply lines (other than overhead lines 1[***] for use at high or
extra-high voltage: -
(a) The
conductors shall be enclosed in metal sheathing which shall be electrically
continuous and connected with earth, and the conductivity of the metal
sheathing shall be maintained and reasonable precautions taken where necessary
to avoid corrosion of the sheathing;
Provided that in the case of thermoplastic insulated and sheathed cables
with metallic armour the metallic wire or tape armour shall be considered as
metal sheathing for the purpose of this rule;
Provided further that this rule shall not apply to cable with
thermoplastic insulation without any metallic screen or armour.
2[(b) The
resistance of the earth connection with metallic sheath shall be kept low
enough to permit the controlling circuit breaker or cut-out to operate in the
event of any failure of insulation between the metallic sheath and the conductor.]
(c) Where
an electric supply-line as aforesaid has concentric cables and the external
conductor is insulated from an outer metal sheathing and connected with earth,
the external conductor may be regarded as the metal sheathing for the purposes
of this rule provided that the foregoing provisions as to conductivity are
complied with.
(2) Nothing in the provisions
of sub-rule (1) shall preclude the employment in generating stations,
sub-stations and switch-stations (including outdoor substations and outdoor
switch-stations) of conductors for use at high or extra-high voltages which are
not enclosed in metal sheathing or preclude the use of electric supply lines
laid before the prescribed date to which the provisions of these rules apply
1. The words of a
supplier omitted by GSR 358, dt. 30.4.1987, w.e.f. 9.5.1987.
2. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
1[(1) All non-current carrying metal parts
associated with HV/EHV installation shall be effectively earthed to a grounding
system or mat which will: -
(a) Limit
the touch and step potential to tolerable values;
(b) Limit
the ground potential rise to tolerable values so as to prevent danger due to
transfer of potential through ground, earth wires, cables sheath fences, pipe
lines, etc.;
(c) Maintain
the resistance of the earth connection to such a value as to make operation of
the protective device effective.
(lA) In the case of
star-connected system with earthed neutrals or delta connected system with
earthed artificial neutral point: -
(a) The
neutral point of every generator and transformer shall be earthed by connecting
it to the earthing system as defined in rule 61(4) and hereinabove by not less
than two separate and distinct connections;
Provided that the neutral point of a generator may be connected to the
earthing system through an impedance to limit the fault current to the earth;
Provided further that in the case of multi-machine system neutral
switching may be resorted to, for limiting the injurious effect of harmonic
current circulation in the system;
(b) In the
event of an appreciable harmonic current flowing in the neutral connection so
as to cause interference, with communication circuits, the generator or
transformer neutral, shall be earthed through a suitable impedance;
(c) In
case of the delta connected system the neutral point shall be obtained by the
insertion of a grounding transformer and current limiting resistance or
impedance wherever considered necessary at the commencement of such a system.]
(2) Single-phase
high or extra-high voltage systems shall be earthed in a manner approved by the
Inspector.
(3) In the
case of a system comprising electric supply lines having concentric cables, the
external conductor shall be the one to be connected with earth.
(4) Where
a supplier proposes to connected with earth an existing system for use at high
or extra-high voltage which has not hitherto been so connected with earth he
shall give not less than fourteen days notice in writing together with
particulars to the telegraph-authority of the proposed connection with earth.
(5) (a) Where the earthing lead and earth
connection are used only in connection with earthing guards erected under high
or extra-high voltage overhead lines where they cross a telecommunication line
or a railway line, and where such lines are equipped with earth leakage relays
of a type and setting approved by
the Inspector, the resistance shall not exceed 25 ohms.
(b) Every
earthing system belonging to either the supplier or the consumer shall be
tested for its resistance to earth on a dry day during dry season not less than
once a year. Records of such tests
shall be maintained and shall be produced, if required before the Inspector or
any officer appointed to assist him and authorised under sub-rule (2) of rule
4A.
(6) In so far as the provisions of rule 61 are consistent with
the provisions of this rule, all connections with earth shall also comply with
the provisions of that rule.
1. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
68. General conditions as to transformation and
control of energy-
(1) Where
energy at high or extra-high voltage is transformed, converted, regulated or
otherwise controlled in sub-stations or switch-stations (including outdoor
substations and out-door switch-stations) or in street boxes constructed
underground, the following provisions shall have effect: -
1[(a) Sub-stations
and switch-stations shall preferably be erected above ground, but where
necessarily constructed underground due provisions for ventilation and drainage
shall be made and any space housing switchgear shall not be used for storage of
any materials especially inflammable and combustible materials or refuse.]
(b) Outdoor
sub-station is except pole type sub-stations and. outdoor switch-stations shall
(unless the apparatus is completely enclosed in a metal covering connected with
earth, the said apparatus also being connected with the system by armoured
cables) be efficiently protected by fencing not less than 1.8 metres in height
or other means so as to prevent access to the electric-supply lines and
apparatus therein by an unauthorised person.
(c) Underground
street boxes (other than sub-stations) which contain transformers shall not
contain switches or other apparatus, and switches, cut-outs or other apparatus
required for controlling or other purposes shall be fixed in separate
receptacles above ground wherever practicable.
(2) Where energy is
transformed, suitable provisions shall be made either by connecting with earth
a point of the system at the lower voltage or otherwise to guard against danger
by reason of the said system becoming accidentally charged above its normal
voltage by leakage from a contact with the system at the higher voltage.
1. Subs. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
69. Pole type sub-stations- Where platform type construction is used for a pole type sub-station and
sufficient space for a person to stand on the platform is provided a
substantial hand rail shall be built around the said platform and if the hand
rail is of metal, it shall be connected with earth;
Provided that in the case of pole type sub-station on wooden supports
and wooden platform the metal hand-rail shall not be connected with earth.
70. Condensers- Suitable provision shall be made for immediate and automatic discharge
of every static condenser on disconnection of supply.
71. Additional provisions for supply to high voltage
luminous tube sign installation-
(1) Any
person who proposes to use or who is using energy for the purpose of operating
a luminous tube sign installation, or who proposes to transform or who is
transforming energy to a high voltage for any such purpose shall comply with
the following conditions: -
(a) All
live parts of the installation (including all apparatus and live conductors in
the secondary circuit, but excluding tubes except in the neighbourhood of their
terminals) shall be inaccessible to unauthorised persons and such parts shall
be effectively screened.
(b) Irrespective
of the method of obtaining the voltage of the circuit which feeds the luminous
discharge tube sign, no part of any conductor of such circuit shall be in
metallic connection (except in respect of its connection with earth) with any
conductor of the supply system or with the primary winding of the transformer.
(c) All
live parts of an exterior installation shall be so disposed as to protect them
against the effects of the weather and such installation shall be so arranged
and separated from the surroundings as to limit, as far as possible, the
spreading of fire.
(d) The
secondary circuit shall be permanently earthed at the transformer and the core
of every transformer shall be earthed.
(e) Where
the conductors of the primary circuit are not in metallic connection with the
supply conductors, (e.g., where a motor-generator or a double-wound convertor
is used), one phase of such primary circuit shall be permanently earthed at the
motor generator or convertor, or at the transformer.
1[(ee) An
earth leakage circuit breaker of sufficient rating shall be provided on the low
voltage side to detect the leakage in such luminous tube sign installations.]
(f) A
final sub-circuit which forms the primary circuit of a fixed luminous discharge
tube sign installation shall be reserved solely for such purpose.
(g) A
separate primary final sub-circuit shall be provided for each transformer or
each group of transformers having an aggregate input not exceeding 1,000 volt
amperes, of a fixed luminous-discharge tube sign installation.
(h) An
interior installation shall be provided with suitable adjacent means for
disconnecting all phases of the supply except the neutral in a three-phase
four wire circuit.
(i) For
installations on the exterior of a building a suitable emergency fire-proof
linked switch to operate on all phases except the neutral in a three phase four
wire circuit shall be provided and fixed in a conspicuous position at not more
than 2.75 metres above the ground.
(j) A
special caution notice shall be affixed in a conspicuous place on the door of
every high voltage enclosure to the effect that the low voltage supply must be
cut off before the enclosure is opened.
(k) Where
static condensers are used, they shall be installed on the load side of the fuses
and the primary (low voltage) side of the transformers.
(1) Where
static condensers are used on primary side, means shall be provided for
automatically discharging the condensers when the supply is cut off;
Provided that static condensers or any circuit interrupting devices on
the high or extra-high voltage side shall not be used without the approval in
writing of the Inspector.
(2) The
owner or user of any luminous tube sign or similar high voltage installation
shall not bring the same into use without giving to the Inspector not less than
14 days notice in writing of his intention so to do.
1. Ins. by GSR 844, dt.
31.7.1985, w.e.f. 7.9.1985.
72. Additional provisions for supply to high
voltage electrode boilers-
(1) Where
a system having a point connected with earth is used for supply of energy at
high or extra-high voltage to an electrode boiler which is also connected with
earth, the following conditions shall apply: -
(a) The
metal work of the electrode boiler shall be efficiently connected to the metal
sheathing and metallic armouring (if any) of the high voltage electric supply
line whereby energy is supplied to the electrode boiler.
(b) The
supply of energy at high or extra-high voltage to the electrode boiler shall be
controlled by a suitable circuit-breaker so set as to operate in the event of
the phase currents becoming unbalanced to the extent of 10 percent of the rated
current consumption of the electrode boiler under normal conditions of
operation;
Provided that if in any case a higher setting is essential to ensure
stability of operation of the electrode boiler, the setting may be increased so
as not to exceed 15 per cent of the rated current consumption of the electrode
boiler under normal conditions of operation.
(c) An
inverse time element device may be used in conjunction with the aforesaid
circuit breaker to prevent the operation thereof unnecessarily on the
occurrence of unbalanced phase currents of momentary or short duration.
(d) The
supplier shall serve a notice in writing on the telegraph-authority at least
seven days prior to the date on which such supply of energy is to be afforded
specifying the location of every point (including the earth connection of the
electrode boiler) at which the system is connected with earth.
(2) The
owner or user of any high or extra-high voltage electrode boiler shall not
bring the same into use without giving the Inspector not less than 14 days
notice in writing of his intention so to do.
73. Supply to X-ray and high frequency
installation-
(1) Any
person who proposes to employ or who is employing energy for the purpose of
operating an X-ray or similar high-frequency installation, shall comply with
the following conditions:-
(a) Mechanical
barriers shall be provided to prevent too close an approach to any high-voltage
parts of the X-ray apparatus, except the X-ray tube and its leads, unless such
high-voltage parts have been rendered shock-proof by being shielded by earthed
metal or adequate insulating material.
(b) Where
extra-high voltage generators operating at 300 peak KV or more are used, such
generators shall be installed in rooms separate from those containing the other
equipment and any step-up transformer employed shall be so installed and
protected as to prevent danger.
(c) A
suitable switch shall be provided to control the circuit supplying a generator,
and shall be so arranged as to be open except while the door of the room
housing the generator is locked from the outside.
(d) X-ray
tubes used in therapy shall be mounted in an earthed metal enclosure.
(e) Every X-ray machine shall be provided
with a millimeter or other suitable measuring instrument, readily visible from
the control position and connected, if practicable, in the earthed lead, but
guarded if connected in the high-voltage lead.
1[(ee) Notwithstanding
the provisions of clause (e), earth. leakage circuit breaker of sufficient
rating shall be provided on the low voltage side to detect the leakage in such
X-ray installations.]
(f) This sub-rule shall not apply to
shock-proof portable units or shockproof self contained and stationary units.
Note: - The expression shock-proof, as applied to X-ray and high-frequency
equipment, shall mean that such equipment is guarded with earthed metal so that
no person may come into contact with any live part.
(2) (a) In the case of non-shock-proof
equipment, overhead high-voltage conductors, unless suitably guarded against
personal contact, shall be adequately spaced and high-voltage leads on tilting
tables and fluroscopes shall be adequately insulated or so surrounded by
barriers as to prevent inadvertent contact.
(b) The
low voltage circuit of the step up transformer shall contain a manually
operated control device having overload protection, in addition to the over-current
device for circuit protection, and these devices shall have no exposed live
parts and for diagnostic work there shall be an additional switch in the said
circuit, which shall be of one of the following types:
(i) A
switch with a spring or other mechanism that will open automatically except
while held close by the operator, or
(ii) A
time switch which will open automatically after a definite period of time for
which it has been set.
(c) If
more than one piece of apparatus be operated from the same high or extra-high
voltage source each shall be provided with a high or extra-high voltage switch
to give independent control.
(d) Low
frequency current-carrying parts of a machine of the quenched gap or open gap
type shall be so insulated or guarded that they cannot be touched during
operation, the high frequency circuit proper which delivers high-frequency
current normally for the therapeutic purposes, being exempted.
(e) All
X-ray generators having capacitors shall have suitable means for discharging
the capacitors manually.
(f) Except
in the case of self-contained units, all 200 peak KV or higher, X-ray
generators shall have a sphere gap installed in the high-voltage system
adjusted so that it will break down on over-voltage surges.
(3) (a) All non-current carrying metal parts of
tube stands, fluroscopes and other apparatus shall be properly earthed and
insulating floors, mats or platforms shall be provided for operator in
proximity to high or extra-high voltage parts unless such parts have been
rendered shock proof.
(b) Where
short wave therapy machines are used, the treatment tables and examining chairs
shall be wholly non-metallic.
(4) The owner of any X-ray
installations or similar high frequency apparatus shall not bring the same into
use without giving to the Inspector not less than 14 days notice in writing of
his intention to do so.
Provided that the aforesaid notice shall not be necessary in the case of
shockproof portable X-ray and high-frequency equipment which have been inspected
before the commencement of their use and periodically, thereafter.
1. Ins. by GSR 844, dt.
31.7.1985, w.e.f. 7.9.1985.
CHAPTER VIII
1[OVERHEAD LINES, UNDER GROUND
CABLES AND GENERATING STATIONS]
1. Subs. by GSR 466, dt.
18.7.1991, w.e.f 17.8.1991.
(1) All conductors of
overhead lines other than those specified in sub-rule (1) of rule 86 shall have
a breaking strength of not less than 350 kg.
(2) Where
the voltage is low and the span is of less than 15 metres and is on the owners
or consumers premises, a conductor having an actual breaking strength of not
less than 150 kg may be used.
75. Joints-Joints between conductors of
overhead lines shall be mechanically and electrically secure under the
conditions of operation. The ultimate
strength of the joint shall not be less than 95 per cent of that of the
conductor, and the electrical conductivity not less than that of the conductor.
1[Provided that no conductor of an overhead line shall have more than two
joints in a span.]
1. Ins. by GSR 730, dt.
7.9.1989, w.e.f. 30.9.1989.
76. Maximum stresses: Factors of safety-
(1) (a) The owner of every overhead line shall
ensure that it has the following minimum factors of safety:-
|
(i) For metal supports |
1.5 |
|
(ii) For mechanically processed concrete
supports |
2.0 |
|
(iii) For hand-moulded concrete supports |
2.5 |
|
(iv) For wood supports |
3.0. |
The minimum factors of safety shall be based on such load as would cause
failure of the support to perform its function (assuming that the foundation
and other components of the structure are intact).
The aforesaid load shall be-
(i) Equivalent
to the yield point stress or the modulus of rupture, as the case may be, for
supports subject to bending and vertical loads,
(ii) The
crippling load for supports used struts.
The said owner shall also ensure that the strength of
the supports in the direction of the line is not less than one-fourth of the
strength required in the direction transverse to the line.
Provided that in the case of latticed steel or other
compound structures, factors of safety shall not be less than 1.5 under such
broken wire conditions as may be specified by the State Government in this
behalf.
(b) The
minimum factor of safety for stay-wires, guard-wires or bearer wires shall be
2.5 based on the ultimate tensile strength of the wire.
(c) The minimum factor of safety for conductors shall be 2, based
on their ultimate tensile strength. In
addition, the conductors tension at 320C, without external load,
shall not exceed the following percentages of the ultimate tensile strength of
the conductor: -
Initial unloaded tension 35 per cent
Final unloaded tension 25 per cent.
Provided that in the case of conductors having a cross
section of a generally triangular shape, such as conductors composed of
3-wires, the final unloaded tension at 32C shall not exceed 30 per cent of the
ultimate tensile strength of such conductor.
(2) For
the purpose of calculating the factors of safety prescribed in sub-rule (l)-
(a) The
maximum wind pressure shall be such as the State Government may specify in each
case;
(b) For
cylindrical bodies the effective area shall be taken as two-thirds of the
projected area exposed to wind pressure;
(c) For
latticed steel or other compound structures the wind pressure on the lee side
members shall be taken as one-half of the wind pressure on the windward side
members and the factors of safety shall be calculated on the crippling load of
struts and upon the elastic limit of tension members;
(d) The
maximum and minimum temperatures shall be such as the State Government may
specify in each case.
(3) Notwithstanding anything contained in
sub-rules (1) and (2), in localities where overhead lines are liable to
accumulations of ice or snow the State Government may, by order in writing,
specify the loading conditions for the purpose of calculating the factor of
safety.
77. Clearance above ground of the lowest conductor-
(1) No
conductor of an overhead line, including service lines, erected across a street
shall at any part thereof be at a height of less than-
(a) For
low and medium voltage lines 5.8
metres
(b) For
high voltage lines 6.1
metres
(2) No
conductor of an overhead line, including service lines, erected along any
street shall at any part thereof be at a height less than-
(a) For
low and medium voltage lines 5.5
metres
(b) For
high voltage lines 5.8
metres
(3) No
conductor of in overhead line
including service lines, erected elsewhere than along or across any street
shall be at a height less than-
|
(a) For low, medium and high voltages lines
upto and including 11,000 volts, if bare |
4.6 metres |
|
(b) For low, medium and high voltage lines
upto and including 11,000 volts, if insulated |
4.0 metres |
|
(c) For high voltage lines above 11,000
volts |
5.2 metres |
(4) For extra-high voltage
lines the clearance above ground shall not be less than 5.2 metres plus 0.3
metre for every 33,000 volts or part thereof by which the voltage of the line
exceeds 33,000 volts.
Provided that the minimum clearance along or across any street shall not
be less than 6.1 metres.
78. Clearance between conductors and trolley
wires-
1[(l)] No conductor of an overhead line
crossing a tramway or trolley bus route using trolley wires shall have less
than the following clearances above and trolley wire-
(a) Low
and medium voltage lines 1.2 metres.
Provided that where an insulated conductor suspended from a bearer
wire crosses over a trolley wire the minimum clearance for such insulated conductor shall be 0.6 metre.
|
(b) High voltage lines up to and including
11,000 volts |
1.8 metres |
|
(c) High voltage lines above 11,000 volts |
2.5 metres |
|
(d) Extra-high voltage lines |
3.0 metres |
2[(2) In
any case of a crossing referred to in sub-rule (1), whoever lays his line later
in time, shall provide the clearance between his own line and the line which
will be crossed in accordance with the provisions of said sub-rule.
Provided that if the later entrant is the owner of the lower line and is
not able to provide adequate clearance, he should bear the cost of modification
of the upper line so as to comply with this rule.]
1. Rule 78 renumbered as
sub-rule (1) by GSR 528, dt. 11.7.1986, w.e.f. 19.7.1986.
2. Sub-rule (2) ins. by GSR
528, dt. 11.7.1986, w.e.f. 19.7.1986.
79. Clearances
from buildings of low and medium voltage lines and service lines-
(1) Where
a low or medium voltage, overhead line passes above or adjacent to or
terminates on any building, the following minimum clearances from any
accessible point, on the basis of maximum sag, shall be observed: -
(a) For
any flat roof, open balcony, verandah roof and lean-to-roof-
(i) When
the line passes above the building a vertical clearance of 2.5 metres from the highest point, and
(ii) When
the line passes adjacent to the building a horizontal clearance of 1.2 metres
from the nearest point, and
(b) For
pitched roof-
(i) When
the line passes above the building a vertical clearance of 2.5 metres immediately under the lines, and
(ii) When
the line passes adjacent to the building a horizontal clearance of 1.2 metres.
(2) Any conductor so situated
as to have a clearance less than that specified in sub-rule (1) shall be
adequately insulated and shall be attached at suitable intervals to a bare
earthed bearer wire having a breaking strength of not less than 350 kg.
(3) The
horizontal clearance shall be measured when the line is at a maximum deflection
from the vertical due to wind pressure.
1[Explanation- For the purpose of this rule, expression building shall be deemed to
include any structure, whether permanent or temporary]
1. Added by GSR 844, dt.
31.7.1985, w.e.f. 7.9.1985.
80. Clearances from buildings of high and
extra-high voltage lines-
(1) Where
a high or extra-high voltage overhead line passes above or adjacent to any
building or part of a building it shall have on the basis of maximum sag a
vertical clearance above the highest
part of the building immediately under such line, of not less than-
|
(a) For high voltage lines upto and including
33,000 volts |
3.7 metres |
|
(b) For extra-high voltage lines |
3.7 metres plus 0.30 metre for every additional 33,000 volts or part thereof. |
(2) The horizontal clearance
between the nearest conductor and any part of such building shall, on the basis
of maximum deflection due to wind pressure, be not less than-
|
(a) For high voltage lines upto and
including 11,000 volts |
1.2 metres |
|
(b) For high voltage lines above 11,000 volts and up to and including 33,000 volts |
2.0 metres |
|
(c) For extra-high voltage lines |
2.0 metres plus 0.3
metre for every additional 33,000 volts for part
thereof. |
1[Explanation- For the purpose of this rule expression building shall be deemed to
include any structure, whether permanent or temporary]
1. Added by GSR 844, di.
31.7.1985. w.e.f- 7.9.1985.
81. Conductors at different voltages on same
supports- Where conductors forming parts of systems at
different voltages are erected on the same supports, the owner shall make
adequate provision to guard against danger to linesman and others from the
lower voltage system being charged above its normal working voltage by leakage
from or contact with the higher voltage system and the methods of construction
and the clearances between the
conductors of the two systems shall be subject to the prior approval of the
Inspector.
82. Erection of or alternation to buildings,
structures, flood banks and elevation of roads-
(1) If at
any time subsequent to the erection of an overhead line (whether covered with
insulating material or bare), any person proposes to erect a new building or
structure or flood bank or to raise any road level or to carry out any other
type of work whether permanent or temporary or to make in or upon any building
or structure of flood bank or road, any permanent or temporary addition or
alternation, he and the contractor whom he employs to carry out the erection,
addition or alteration, shall if such work, building, structure, flood bank,
road or additions and alterations thereto, would, during or after the
construction result in contravention of any of the provisions of rule 77, 79 or
80, give notice in writing of his intention to the supplier and to the
Inspector and shall furnish therewith a scale drawing showing the proposed
building, structure, flood bank road, any addition or alteration and
scaffolding required during the construction.
(2) (a) On receipt of the notice referred to in
sub-rule (1) or otherwise, the supplier shall examine whether the line under
reference was lawfully laid and whether the person was liable to pay the cost
of alteration and if so, send a notice without undue delay, to such person
together with an estimate of the cost of the expenditure likely to be incurred
to so after the overhead line and require him to deposit, within 30 days of the
receipt of the notice with the supplier, the amount of the estimated cost.
(b) If the
person referred to in sub-rule (1) disputes the suppliers estimated cost of
alteration of the overhead line or even the responsibility to pay such cost the
dispute may be referred to the Inspector by either of the parties whereupon the
same shall be decided by the Inspector.
(3) No work upon such building, structure, flood bank, road and
addition or alternation thereto shall be commenced or continued until the
Inspector has certified that the provisions of rule 77, 79 or 80 are not likely
to be contravened either during or after the aforesaid construction.
Provided that the Inspector may, if he is satisfied that the overhead
line has been so guarded as to secure the protection of persons or property
from injury, or risk of injury, permit
the work to be executed prior to the alteration of the overhead line or in the case of temporary addition
or alteration, without alteration of the overhead line.
(4) On
receipt of the deposit, the supplier shall after the overhead line within one
month of the date of deposit or within such longer period as the Inspector may
allow and ensure that it shall not contravene the provisions of rule 77, 79 or
80 either during or after such construction.
(5) In the absence of an agreement to the contrary between the
parties concerned, the cost of such alteration of the overhead line laid down
shall be estimated on the following basis, namely: -
(a) The
cost of additional material used on the alteration giving due credit for the
depreciated cost of the material which would be available from the existing
line;
(b) The
wages of Labour employed in affecting the alteration;
(c) Supervision
charges to the extent of 15 per cent of the wages mentioned in clause (b); and
(d) Any
charges incurred by the supplier in complying with the provisions of section 16
of the Act in respect of such alterations.
(6) Where the estimated cost
of the alteration of the overhead line is not deposited the supplier shall be
considered as an aggrieved party for the purpose of this rule.
1[82A. Transporting and Storing of material near
overhead lines-
(1) No rods, pipes or
similar materials shall be taken below or in the vicinity of any bare overhead
conductors or lines if they are likely to infringe the provisions for
clearances under rules 79 and 80, unless such materials are transported under
the direct supervision of a competent person authorised in this behalf by the
owner of such overhead conductors or lines.
(2) Under
no circumstances rods, pipes or other similar materials shall be brought within
the flash over distance of bare live conductors or lines; and
(3) No
material or earth work or agricultural produce shall be dumped or stored or
trees grown below or in the vicinity of bare overhead conductors lines so as to
reduce the requisite safety clearances specified under rules 79 and 80.]
1. Ins. by GSR 358, dt.
30.4.1987, w.e.f. 9.5.1987.
83. Clearances: General- For the purpose of computing the vertical clearance of an overhead line,
the maximum sag of any conductor shall be calculated on the basis of the
maximum sag in still air and the maximum temperature as specified by the State
Government under rule 76(2)(d).
Similarly, for the purpose of computing any horizontal clearance of an
overhead line the maximum deflection of any conductor shall be calculated on
the basis of the wind pressure specified by the State Government under rule
76(2)(a) or may be taken as 350, whichever is greater.
84. Routes: Proximity to aerodromes- Overhead lines shall not be
erected in the vicinity of aerodromes until the aerodrome authorities have
approved in writing the route of the proposed lines.
85. Maximum interval between supports- All conductors shall be attached to supports at intervals not exceeding
the safe limits based on the ultimate tensile strength of the conductor and the
factor of safety prescribed in rule 76.
Provided that in the case of overhead lines carrying low or medium
voltage conductors, when erected in, over, along or across any street, the
interval shall not, without the consent in writing of the Inspector, exceed 65
metres.
86. Conditions to apply where telecommunication lines and
power lines are
carried on same supports-
(1) Every overhead telecommunication line erected on supports
carrying a power line shall consist of conductors each having a breaking
strength of not less than 270 kg.
(2) Every
telephone used on a telecommunication line erected on supports carrying a power
line shall be suitably guarded against lightning and shall be protected by
cutouts.
(3) Where
a telecommunication line is erected on supports carrying a high or extra-high
voltage power line arrangement shall be made to safeguard any person using the
telephone against injury resulting from contact, leakage or induction between
such power and telecommunication lines.
87. Lines crossing or approaching each other-
(1) Where an overhead line crosses or is in proximity to any
telecommunication line, either the owner of the overhead line or the
telecommunication line, whoever lays his line later, shall arrange to provide
for protective devices or guarding arrangements, in a manner laid down in the
Code of Practice or the guidelines prepared by the Power and Telecommunication
Coordination Committee and subject to the provisions of the following
sub-rules:-
(2) When
it is intended to erect a telecommunication line or an overhead line which will
cross or be in proximity to an overhead line or a telecommunication line, as
the case may be, the person proposing to erect such line shall give one months
notice of his intention so to do along with the relevant details of protection
and drawings to the owner of the existing line.
1[(3) Where
an overhead line crosses or is in proximity to another overhead line, guarding arrangements shall be provided so
as to guard against the possibility of their coming into contact with each
other.
Where an overhead line crosses another overhead line, clearances shall
be as under: -
2[Minimum clearances in metres between lines
crossing each other.
|
Sl. No. |
Nominal System Voltage |
11-66 KV |
110-132 KV |
220 KV |
400 KV |
800 KV |
|
1. |
Low
& Medium |
2.44 |
3.05 |
4.58 |
5.49 |
7.94 |
|
2. |
11-66
KV |
2.44 |
3.05 |
4.58 |
5.49 |
7.94 |
|
3. |
110-132
KV |
3.05 |
3.05 |
4.58 |
5.49 |
7.94 |
|
4. |
220
KV |
4.58 |
4.58 |
4.58 |
5.49 |
7.94 |
|
5. |
400
KV |
5.49 |
5.49 |
5.49 |
5.49 |
7.94 |
|
6. |
800 KV |
7.94 |
7.94 |
7.94 |
7.94 |
7.94 |
Provided that no guardings are required when an extra
high voltage line crosses over another extra-high voltage, high voltage, medium
or low voltage line or a road or a tram subject to the condition that adequate
clearances are provided between the lowest conductor of the extra-high voltage
line and the top most conductor of the overhead line crossing underneath the
extra-high voltage line and the clearances as stipulated in rule 77 from the
topmost surface of the road is maintained.]
(4) A person erecting or proposing to erect
a line which may cross or be in proximity with an existing line, may normally
provide guarding arrangements on his own line or require the owner of the other
overhead line to provide guarding arrangements as referred to in sub-rule, (3).
(5) In
all cases referred to in the preceding sub-rules the expenses of providing the
guarding arrangements or protective devices shall be borne by the person whose
line was last erected.
(6) Where
two lines cross, the crossing shall be made as nearly at right angles the
nature of the case admits and as near the support of the line as practicable,
and the support of the lower line shall not be erected below the upper line.
(7) The guarding arrangements shall ordinarily be carried out by
the owner of the supports on which it is made and he shall be responsible for its
efficient Maintenance.
(8) All
work required to be done by or under this rule shall be carried out to the
satisfaction of the Inspector.
1. Subs. by GSR 256, dt.
28.2.1983, w.e.f. 26.3.1983.
2. Subs.
by GSR 466, dt. 18.7.1991, w.e.f. 17.8.1991.
(1) Where
guarding is required under these rules the provisions of sub-rules (2) to (4) shall apply.
(2) Every
guard-wire shall be connected with earth at each point at which its electrical
continuity is broken.
(3) Every guard-wire shall have an actual breaking strength of
not less than 635 kg and if made of iron or steel, shall be galvanised.
(5) Lines
crossing trolley-wires- In the case of a crossing over a trolley-wire the
guarding shall fulfil the following conditions, namely:-
(a) Where
there is only one trolley-wire, two guard-wires shall be erected as in diagram
A;
(b) Where
there are two trolley-wires and the distance between them does not exceed 40
cms, two guard-wires shall be erected as in diagram B;
(c) Where
there are two trolley wires and the distance between them exceeds 40 cms but
does not exceed 1.2 metres, three guard-wires shall be erected as in diagram C;
(d) Where
there are two trolley--wires and the distance between them exceeds 1.2 metres,
each trolley-wire shall be separately guarded as in diagram D;
(e) The
rise of the trolley boom shall be so limited that the trolley leaves the
trolley-wire, it shall not foul the guard-wires; and
(f) Where
a telegraph-line is liable to fall or be blown down upon an arm, stay-wire or
span-wire and so slide down upon a trolley-wire, guard hooks shall be provided
to prevent such sliding.
![]()
20 Cms 20 Cms
![]()
0 0
min 60 Cms
![]()
0
DIAGRAM-A
![]()
20 Cms 20 Cms 20 Cms 20
Cms
![]()
![]()
![]()
![]()
![]()
![]()
![]()
0 0 0 0 0
min min min min
60 Cms 60 Cms 60Cms 60 Cms
![]()
![]()
![]()
![]()
up to 40 Cms Over
40 Cms &
up
to 1.2 M
DIAGRAM B DIAGRAM C
![]()
20 Cms 20 Cms 20 Cms 20
Cms
0 0 0 0
MIN. MIN.
![]()
60
Cms 60
Cms
over
1.2 mts.
DIAGRAM D
![]()
89. Service-lines from Overhead lines- No Service-line or tapping shall be taken off an overhead line
except at a point of support.
1[Provided that the number of tappings per conductor shall not be more
than four in case of low and medium voltage connections.]
1. Added by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
(1) All
metal supports and all reinforced and prestressed cement concrete supports of
overhead lines and metallic fittings attached thereto, shall be permanently and
efficiently earthed. For this purpose a
continuous earth wire shall be provided and securely fastened to each pole and
connected with earth ordinarily at three points in every km., the spacing
between the points being as nearly equidistance as possible. Alternatively, each support and the metallic
fitting attached thereto shall be efficiently earthed.
1[(IA) Metallic
bearer wire used for supporting insulated wire of low and medium voltage
overhead service lines shall be efficiently earthed or insulated.]
(2) Each stay-wire shall be similarly earthed
unless insulator has been placed in it at a height not less than 3.0 metres
from the ground.
1. Subs. by GSR 732, dt.
18.6.1985, w.e.f. 3.8.1985.
91. Safety and protective devices-
(1) Every
overhead line, (not being suspended from a dead bearer wire and not being
covered with insulating material and not being a trolley-wire) erected over any
part of street or other public place or in any factory or mine or on any
consumers premises shall be protected with a device approved by the Inspector
for rendering the line electrically harmless in case it breaks.
(2) An
Inspector may by notice in writing require the owner of any such overhead line
wherever it may be erected to protect it in the manner specified in
sub-rule(l).
1[(3) The
owner of every high and extra-high voltage overhead line shall make adequate
arrangements to the satisfaction of the Inspector to prevent unauthorised
persons from ascending any of the supports of such overhead lines which can be
easily climbed upon without the help of a ladder or special appliances. Rails, reinforced cement concrete poles and
pre-stressed cement concrete poles without steps, tubular poles, wooden
supports without steps, I-sections and channels shall be deemed as supports
which cannot be easily climbed upon for the purpose of this rule.]
1. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
92. Protection against lightning-
(1) The
owner of every overhead line 1[,sub-station or generating station] which
is so exposed as to be liable to injury from lightning shall adopt efficient
means for diverting to earth any electrical surges due to lightning.
2[(2) The
earthing lead for any lightning arrestor shall not pass through any iron or
steel pipe, but shall be taken as directly as possible from the lightning-
arrestor to a separate earth electrode and/or junction of the earth mat already
provided for the high and extra-high voltage sub-station subject to the
avoidance of bends wherever practicable.
Note- A vertical ground electrode shall be connected to this junction of the
earth mat.]
1. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
2. Subs. by GSR 1050, dt.
9.11.1985.
(1) Where an overhead line
ceases to be used as an electric supply line, the owner shall maintain it in a
safe mechanical condition in accordance with rule 76 or shall remove it.
(2) Where
any overhead line ceases to be used as an electric supply line, an Inspector
may, by a notice in writing served on the owner, require him to maintain it in
a safe mechanical condition or to remove it within fifteen days of the receipt
of the notice.
CHAPTER IX
ELECTRIC TRACTION
94. Additional rules for electric traction-
(1) The
rules in this Chapter apply only where energy is used for purposes of traction.
Provided
that nothing in this Chapter shall apply to energy used for the public carriage
of passengers, animals or goods on, or for the lighting or ventilation of the
rolling stock of any railway or tramway subject to the provisions of the Indian
Railways Act, 1890 (9 of 1890).
(2) In
this Chapter the conductor used for transmitting energy to a vehicle is referred
to as the line and the other conductor as the return.
(3) The
owner of the line, return, rails or trolley wire, as the case may be, shall be
responsible for the due observance of rules 95 to 108.
95. Voltage of supply to vehicle- No person shall supply energy at high or extra-high voltage to any
trolley-wire or other conductor used in direct electrical and mechanical
connection with any vehicle, except with the written approval of the Central or
the State Government, as the case may be, and subject to such conditions as the
State Government may think reasonable and proper in the circumstances.
96. Insulation of lines- Every line shall be insulated throughout.
(1) Where any rails on which cars run, or any conductors laid
between or within 0.9 metre of such rails, form any part of a return, such part
may be uninsulated. All other returns
or parts of a return, shall be insulated, unless they are of such conductivity
as to secure the conditions required by sub-rules (2) and (3) of rule 98.
(2) Where
any part of a return is uninsulated, it shall be connected with the negative or
neutral of the system.
98. Proximity to metallic pipes, etc.-
(1) Where an uninsulated
return is in proximity to any metallic pipe, structure or substance not
belonging to the owner of the return, he shall, if so required by the owner of
such pipe, structure or substance, connect his return therewith at the latters
expense.
(2) Where
the return is partly or entirely uninsulated, the owner shall, in the
construction and maintenance of his system, adopt such means for reducing the
difference produced by the current between the potential of the uninsulated
return at any one point and the potential of the uninsulated return at any
other point as to ensue that the difference of potential between the
uninsulated return and any metallic pipe, structure or substance in the
vicinity shall not exceed four volts where the return is relatively positive,
or one and one-third volts where the return is relatively negative.
(3) The owner of any such pipe, structure or substance as is
referred to in sub-rule (2) may, in respect of it require the owner of the
uninsulated return at reasonable times and intervals to ascertain by test in
his presence or in that of his representative, whether the condition specified
in sub-rule (2) is fulfilled, and, if such condition is found to be fulfilled,
all reasonable expenses of, and incidental to, the carrying out of the test
shall be borne by the owner of the pipe, structure or substance.
99. Difference of potential on return- Where the return is partly or entirely uninsulated, the owner shall keep
a continuous record of the difference of potential, during the working of his
system, between every junction of an insulated return With an uninsulated
return and the point on the route most distant from that junction, and the
difference of potential shall not, under normal running conditions, exceed a
mean value of seven volts between the highest momentary peak and the average
for the hour of maximum load.
100. Leakage on conduit system- Where both the line and the return are placed within a conduit, the
following conditions shall be fulfilled in the construction and maintenance of
the system: -
(a) Where the rails are used to form any part of the return, they
shall be electrically connected (at distances not exceeding 30 metres apart),
with the conduit by means of copper strips having a cross-sectional area of at
least 0.40 sq.cm. or by other means of equal conductivity. Where the return is wholly insulated and
contained with the conduit, the latter shall be connected with earth at the
generating station or sub-station through an instrument suitable for the
indication of any contact or partial contact of either the line or the return
with the conduit; and
(b) The
leakage-current shall be ascertained daily, before or after the hours of
running, when the line is fully charged; and if at any time it is found to
exceed 0.6 ampere per km. of single tramway track, the transmission and use of
energy shall be suspended unless the leakage is stopped within twenty-four
hours.
101. Leakage on system other than conduit system- Where both the line and the return are not placed within a conduit, the
leakage current shall be ascertained daily before or after the hours of
running, when the line is fully charges; and if at any time it is found to
exceed 0.3 ampere per km. of single tramway track, the transmission and use of
energy shall be suspended unless the leakage is stopped within twenty-four
hours.
102.
Passengers not to have access to
electric circuit- Precautions to the satisfaction of an Inspector
shall be taken by the owner of every vehicle to prevent: -
(a) The
access of passengers to any portion of the electric circuit where there is
danger from electric shock,
(b) Any
metal, hand-rail or other metallic substance liable to be handled by
passengers, becoming charged.
103.
Current density in rails- Where rails on which cars
run are used as a return, the current density in such rails shall not under
ordinary working conditions, exceed 1.4 amperes per sq. cm. of cross-sectional
area.
104. Isolation of sections- Every trolley-wire shall be constructed in sections not exceeding 1.6
km. in length, and means shall be provided for isolating each section.
105.
Minimum size and strength of
trolley-wire- No trolley-wire shall be of less
cross-sectional area than 0.5 sq.cm. or shall have an actual breaking load of
less than 2000 kg.
106.
Height of trolley-wire and length of
span- A trolley-wire or a traction feeder on the same supports as a
trolley-wire shall nowhere be at a height from the surface of the street of
less than 5.2 metres except, where it passes under a bridge or other fixed
structure, or through or along a tunnel or mineshaft or the like in which case
it shall be suspended to the satisfaction of an Inspector.
107.
Earthing of guard wires- Every guard wire shall be connected with earth at each point at which
its electrical continuity is broken and shall also be connected with the rails
at intervals of not more than five spans.
1[107A. Proximity to magnetic observatories and
laboratories- Traction works shall not be
carried out in the vicinity of geomagnetic observatories and laboratories
without the concurrence of the Central Government or of any officer authorised
by it in this behalf.]
1. Ins. by GSR 523, dt. 28.3.1966, w.e.f.
9.4.1966.
(1) The
owner shall, so far as is consistent with his system of working, keep the
following records, namely: -
(a) Daily
records showing: -
(i) The
maximum working current from the source of supply;
(ii) The
maximum working voltage at the source of supply;
(iii) The
difference of potential, as required by rule 99; and
(iv) The
leakage current (if any), as required by rule 100 and rule 101, and;
(b) Occasional
records showing: -
(i) Every
test made under sub-rules (2) and (3) of rule 98;
(ii) Every
stoppage of leakage, together with the time occupied; and
(iii) Particulars
of any abnormal occurrence affecting the electrical working of the system.
(2) Such
records shall be open to examination by an Inspector or by any person
authorised in writing by an
Inspector.
CHAPTER X
ADDITIONAL PRECAUTIONS TO BE
ADOPTED IN MINES AND
OIL-FIELDS
(1) The
rules in this Chapter shall apply only where energy is used in mines as defined
in the Mines Act, 1952 (35 of 1952).
(2) In
mines, the rules in this Chapter do not apply to apparatus used above ground,
excepting such apparatus as may directly affect the safety of persons below
ground.
110. Responsibility for observance-
(1) It shall be the duty of the owner, agent, engineer or manager
of a mine, or of the agent, engineer of any company operating in an oil field,
or of the owner, engineer of one or more drilled wells situated in an oil
field, to comply with and enforce the following rules and it shall be duty of
all persons employed to conduct their work in accordance with such rules.
(2) Adequate
number of authorised supervisors and electricians shall be on duty in every
mine or oil-field while energy is being used therein.
1[Explanation- For the purposes of this rule, the word engineer shall-
(a) In the
case of a coal mine, have the same meaning as assigned to it in the Coal Mines
Regulations, 1957;
(b) In the
case of a metalliferous mine, have the same meaning as assigned to it in the
Metalliferous Mines Regulations, 1961; and
(c) In the
case of an oil mine, mean the Installation Manager under the Oil Mines
Regulations, 1984.]
111. Notices-
(1) On or
before the first day of February in every year, in respect of every mine or
oil-field, returns giving the size and type of apparatus, together with such
particulars in regard to circumstances of its use which may be required by the
Inspector, shall be sent to the Inspector by the persons specified in rule 110
in the form set out in Annexure-X or XI, whichever is applicable.
(2) The persons specified in rule 110 shall also give to
Inspector not less than seven days notice in writing of the intention to bring
into use any new installation in a mine or oil-field giving details of
apparatus installed and its location.
Provided that in case of any additions or alterations to an existing low
and medium voltage installation, immediate notice in writing shall be sent to
the Inspector before such additions or alterations are brought into use.
(3) This
rule shall not apply to telecommunication or signalling apparatus.
1. Subs. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
112. Plans-
(1) A correct plan, on the same scale as the plan kept at the mine
in fulfilment of the requirements of the Mines Act, 1952 (35 of 1952), shall be
available in the office at the mine showing the position of all fixed apparatus
and conductors therein, other than lights, telecommunication or signalling
apparatus, or cables for the same.
(2) A
similar plan on the scale not less than 25 cm. to a Km (1: 4000) shall be kept
by the manager or owner of one or more wells in any oil-field.
(3) A
similar plant on such scale as the Central Government may direct, showing the
position of all electric supply lines, shall be kept in the office of any
licensee or other person transmitting or distributing energy in a mine or
oil-field.
(4) The
plans specified under the provisions of this rule shall be examined, and
corrected as often as necessary to keep them reasonably up-to-date. The dates of such examinations shall be
entered thereon by the manager or owner of the mine or wells and such plans
shall be available to the Inspector, or an Inspector of Mines at any time.
113.
Lighting, communications and fire
precautions-
(1) In a
time illuminated by electricity, one or more flame safety lamps, or other
lights approved by the Inspector of mines, shall be maintained in a state of
continuous illumination in all places where failure of the electric light at
any time would be prejudicial to safety.
(2) Efficient means of communication shall be provided in every
mine between the point where the switchgear provided under sub-rule (1) of rule
121 is erected and the shaft bottom or other distributing centres in the mines.
(3) Fire
extinguishing appliances of adequate capacity and of an approved type shall be
installed and properly maintained in every place in a mine containing
apparatus, other than cables, telecommunications and signalling apparatus.
114.
Isolation and fixing of transformer,
switchgear, etc.-
(1) Where necessary to prevent danger of
mechanical damage transformers and switchgear shall be placed in a separate
room, compartment or box.
(2) Unless
the apparatus is so constructed, protected, and worked as to obviate the risk
of fire, no inflammable material shall be used in the construction of any room,
compartment or box containing apparatus, or in the construction of any of the
fittings therein. Each such room, compartment or box shall be
substantially constructed and shall be kept 1[dry and illuminated and
efficient ventilation] shall be provided for all apparatus installed therein.
(3) Adequate
working space and means of access, clear of obstruction and free from danger,
shall, so far as circumstances permit, be provided for all apparatus that has
to be worked or attended to and all handles intended to be operated shall be
conveniently placed for that purpose.
1. Subs.
by GSR 45, dt. 1.1.1993, w.e.f. 23.1.1993.
115.
Method of earthing- Where earthing is necessary
in a mine it shall be carried out by connection to an earthing system at the
surface of the mine, in a manner approved by the Inspector.
(1) In the interest of safety, appropriate switchgear with
necessary protective equipment shall be suitably placed in the mine for
automatically disconnecting supply to any part of the system where a fault
including an earth fault occurs.
(2) The
operation of the switchgear and the relays shall be recorded daily at the
generating station, sub-station or switch station in a register kept for the
purpose.
(3) The
effectiveness of the switchgear and the protective system shall always be kept
and maintained in working order,
shall be checked once every three months and the result thereof shall be
recorded in a separate register kept for the purpose.
(1) All metallic sheaths, coverings, handles, joint broxes,
switchgear frames, instrument covers, switch and fuse covers of boxes, all
lampholders (unless efficiently protected by an insulated covering made of fire
resisting material), and the frames and bedplates of generators, transformers
and motors (including portable motors), shall be earthed by connection to an
earthing system in the manner prescribed in rule 115.
(2) Where
cables are provided with a metallic covering constructed and installed in
accordance with clause (d) of rule 122, such metallic covering may be used as a
means of connection to the earthing system.
(3) All conductors of an
earthing system shall have conductivity, at all parts and all joints, at least
equal to 50 per cent of that of the largest conductor used solely to supply the
apparatus, a part of which it is desired to earth.
Provided that no conductor of an earthing system shall have a
cross-sectional area less than 0.15 sq. cm. except in the case of the earth
conductor of a flexible cable used with portable apparatus where the voltage
does nor exceed 125 volts, and the cross-sectional area and conductance of the
earthcore is not less than that of the largest of the live conductors in the
cable.
(4) All
joints in earth conductors and all joints in the metallic covering of cables
shall be properly soldered or otherwise efficiently made.
(5) No
switch, fuse, or circuit-breaker shall be inserted in any earth conductor.
(6) This
rule shall not apply (except in the case of portable apparatus) to any system
in a mine in which the voltage does not exceed 30 volts.
1[118. Voltage limits- Energy shall not be
transmitted into a mine at a voltage exceeding 11000 volts and shall not be
used therein at a voltage exceeding 6600 volts.
Provided that:
(a) Where hand-held portable
apparatus is used, the voltage shall not exceed 125 volts;
(b) Where
electric lighting is used: -
(i) In underground mines, the lighting system
shall have a mid or neutral point connected with earth and the voltage shall
not exceed 125 volts between phases;
(ii) On
the surface of a mine or in an open cast mine, the voltage may be raised to 250
volts, if the neutral or the mid point of the system is connected with earth
and the voltage between the phases does not exceed 250 volts;
(c) Where
portable hand-lamps are used in underground working of mine, the voltage shall
not exceed 30 volts;
(d) Where any circuit is used
for the remote control or electric interlocking of apparatus, the circuit
voltage shall not exceed 30 volts;
Provided that in fixed plants, the said voltage may be permitted upto
650 volts, if the bolted type plug is used.]
1. Subs. by GSR 361, dt.
19.3.1983, w.e.f. 7.5.1983.
1[119. Transformers- Where energy is transformed,
suitable provision shall be made to guard against danger by reason of the lower
voltage apparatus becoming accidentally charged above its normal voltage by
leakage from or contact with the higher voltage apparatus.]
1. Subs. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
120.
Switchgear and terminals- Switchgear and all terminals, cable-ends, cable-joints and connections
to apparatus shall be totally enclosed and shall be constructed, installed and
maintained as to comply with the following requirements: -
(a) All
parts shall be of mechanical strength sufficient to resist rough usage;
(b) All
conductors and contact areas shall be of adequate current-carrying capacity and
all joints in conductors shall be properly soldered or otherwise efficiently
made;
(c) The
lodgement of any matter likely to diminish the insulation or affect the working
of any switchgear shall be prevented;
(d) All
live parts shall be so protected or enclosed as to prevent persons accidentally
coming into contact with them and to prevent danger from arcs, short-circuits,
fire, water, gas or oil;
(e) Where
there may be risk of igniting gas, coal-dust, oil or other inflammable
material, all parts shall be so protected as to prevent open sparking; and
(f) Every
switch or circuit-breaker shall be constructed as to be capable of opening the
circuit, if controls and dealing with any short-circuit without danger.
(1) Properly
constructed switchgear for disconnecting the supply of energy to a mine or
oil-field shall be provided 1[***] at a point approved by the
Inspector. During the time any cable
supplying energy to the mine from the aforesaid switchgear is live, a person
authorised to operate the said switchgears shall be available within easy reach
thereof.
2[Provided that in the case of gassy coal seam of degree II and degree
III, the main mechanical ventilator operator by electricity shall be
interlocked with the switchgear so as to automatically disconnect the power
supply in the event of stoppage of main mechanical ventilator.]
(2) When necessary in the
interest of safety, appropriate apparatus suitably placed, shall be provided
for disconnecting the supply from every part of a system.
(3) Where
considered necessary by the Inspector in the interests of safety, the apparatus
specified in sub-rule (2) shall be so arranged as to disconnect automatically
from the supply any section of the system subjected to a fault.
(4) Every motor shall be controlled by switchgear which shall be so
arranged as to disconnect the supply from the motor and from all apparatus
connected thereto. Such switchgears
shall be so placed as to be easily operated by the person authorised to operate
the motor.
3[(5) Whenever
required by the Inspector the motor shall be controlled by a switchgear to
disconnect automatically the supply in the event of conditions of over-current,
over-voltage and single phasing.]
1. Omitted by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
2. Ins. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
3. Ins. by GSR 137, dt.
29.1.1983, w.e.f. 12.2.1983.
122. Cables- All
cables, other than flexible cables for portable or transportable apparatus,
shall comply with the following requirements:-
(a) All such cables (other
than the outer conductor of a concentric cable) shall be covered with
insulating material and shall be efficiently protected from mechanical damage
and supported at sufficiently frequent intervals and in such a manner as to
prevent damage to such cables;
(b) (i) Except as provided in clause (c), no
cables other than concentric cables or two-core or multicore cables protected
by a metallic covering or single core cables protected by a metallic covering
and which contain all the conductors of a circuit shall be used-
(1) Where
the voltage exceeds 125 volts, or
(2) When
an Inspector considers that there risk
of igniting gas or coal-dust or other inflammable material, and so directs;
(ii) The
sheath of metal-sheated cables and the metallic armouring of armoured cables
shall be of a thickness not less than that recommended from time to time in the
appropriate standard of the 1[Bureau of Indian Standards];
(c) Where
a medium voltage direct current system is used, two single core cables may be
used for any circuit provided that their metallic coverings are bounded
together by earth conductors so placed that the distance between any two
consecutive bonds is not greater than 30 metres measured along either cables;
(d) The
metallic covering of every cable shall be-
(i) Electrically
and mechanically continuous througout;
(ii) Earthed,
if it is required by sub-rule (1) of rule 117 to be earthed by a connection to
the earthing system of conductivity not less than of the same length of the
said metallic covering;
(iii) Efficiently
protected against corrosion where necessary;
(iv) Of a
conductivity at all parts and at all joints at least equal to 50 per cent of
the conductivity of the largest conductor enclosed by the said metallic
covering; and
(v) Where
there may be risk of igniting gas, coal-dust, or other inflammable material, so
constructed as to prevent, as far as practicable, the occurrence of open
sparking so as the result of any fault or leakage from live conductors;
(e) Cables and conductors
where connected to motors, transformers, switch-gear, and other apparatus,
shall be installed so that:-
(i) They
are mechanically protected by securely attaching the metallic covering to the
apparatus; and
(ii) The
insulating material at each cable end is efficiently sealed so as to prevent
the diminution of its insulating properties;
(f) Where necessary to prevent abrasion or to secure
gas-tightness properly constructed glands or bushes shall be provided;
(g) Unarmoured
cables or conductors shall be conveyed either in metallic pipes or metal
casings or suspended from efficient insulators by means of non-conducting
materials which will not cut the covering and which will prevent contact with
any timbering or metal work. If
separate insulated conductors are used, they shall be installed at least 3.75
cm. apart and shall not be brought together except at lamps, switches and
fittings.
1. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
(1) Flexible cables for portable or transportable apparatus shall
be two-core or multi-core (unless required for electric welding), and shall be
covered with insulating material which shall be efficiently protected from
mechanical injury If flexible metallic covering is used either as the outer
conductor of a concentric cable or as a means of protection from mechanical
injury, it shall not be used by itself to form an earth conductor for such
apparatus, but it may be used for that purpose in conjunction with an earthing
core.
(2) Every
flexible cable intended for use with portable or transportable apparatus shall
be connected to the system and to such apparatus by properly constructed
connectors.
Provided that for high voltage machines a bolted type connector shall be
used and the trailing cable shall be suitably anchored at the machine end.
(3) At
every point where flexible cables are joined to main cables, a 1[circuit
breaker] shall be provided which is capable of 1[automatically]
disconnecting the supply from such flexible cables.
(4) Every
flexible cable attached to a portable or transportable machine shall be
examined periodically by the person authorised to operate the machine, and if
such cable is used underground, it shall be examined at least once in each
shift by such person. If such cable is
found to be damaged or defective, it shall forthwith be replaced by a cable in good
condition.
(5) If the voltage of the
circuit exceeds low voltage, all flexible cable attached to any transportable
apparatus shall be provided with flexible metallic screening or pliable
armouring.
2[Provided that this sub-rule shall not apply to flexible cables attached
to any transportable apparatus used in open cast mines where reeling and
unreeling of such cables is necessary as per design features of the equipment.]
(6) All flexible metallic
screening or armouring specified in sub-rule (5) shall comply with the
provisions of rule 122 (d).
Provided that in the case of separately screened flexible cables the
conductance of each such screen shall not be less than 25 per cent of that the
power conductor and the combined conductance of all such screens shall in no
case be less than that of 0.15 sq. cm. copper conductor.
(7) Flexible
cable exceeding 90 metres in length shall not be used with any portable or
transportable apparatus.
Provided that such flexible cable when used with coal-cutting machines
for long wall operation shall not exceed 180 metres in length.
Provided further that the aforesaid cable in case of an open cast mine,
when used with 1[electrically operated heavy earth moving
machinery] shall not exceed 300 metres in
length.
(8) Flexible
cable, when installed in a mine, shall be efficiently supported and protected
from mechanical injury
(9) Flexible
cables shall not be used with apparatus other than portable or transportable
apparatus.
(10) Where
flexible cables are used they shall be detached or otherwise isolated from the
source of supply when not in use, and arrangements shall be made to prevent the
energising of such cables by unauthorised persons.
1. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
2. Ins. by GSR 137, dt.
12.2.1983.
124. Portable and transportable
machines- The person authorised to operate an electrically driven coal-cutter, or
other portable or transportable machine, shall not leave the machine while it
is in operation and shall, before leaving the area in which such machine is
operating, ensure that the supply is disconnected from the flexible cable which
supplies the machine. When any such
machine is in operation, step shall be taken to ensure that the flexible cable
is not dragged along by the machine.
1[Provided
that all portable and transportable machines used in underground mines shall
operate on remote control from the concerned switchgear with Pilot Core
Protection.]
1. Subs. by GSR 45, dt. 1.1.1993, w.e.f.
23.1.1993.
(1) All apparatus shall be maintained reasonably free from dust,
dirt and moisture, and shall be kept clear of obstruction.
(2) All
apparatus other than portable and transportable apparatus shall be housed in a
room, compartment or box so constructed as to protect the contents from damage
occasioned by falling material or passing traffic.
(3) Inflammable
or explosive material shall not be stored in any room, compartment or box
containing apparatus, or in the vicinity of any apparatus.
(4) Should
there be a fault in any circuit, the part affected shall be made dead without
delay and shall remain so until the fault has been remedied.
(5) While
lamps are being changed the supply shall be disconnected.
(6) No
lamp holder shall be in metallic connection with the guard or other metal work
of a portable hand lamp.
(7) The
following notices, in Hindi and local language of the district, so designed and
protected as to be easily legible at all times, shall be exhibited: -
(a) At all
places where electrical apparatus is in use, a notice forbidding unauthorized
person to operate or otherwise interfere with such apparatus;
(b) At
those places in the interior or at the surface of the mine where a telephone or
other means of communication is provided, a notice giving full instructions to
persons authorized to effect the disconnection, at the surface of the mine, of
the supply of energy to the mine.
(8) All
apparatus, including portable and transportable apparatus, shall be operated
only by those persons who are authorised for the purpose.
(9) Where
a plug-and-socket-coupling other than of bolted type is used with flexible
cables, and electrical inter-lock or other approved device shall be provided to
prevent the opening of the coupling while the conductors are live.
1[126. Precautions
where gas exists-
(1) In any part of a coal-seam of the first
degree gassiness-
(a) All
cables shall be constructed, installed, protected, operated and maintained in
such a manner as to prevent risk of open sparking;
(b) At any
place which lies in-bye of the last ventilation connection, all 2[signalling
or telecommunication and remote control] circuits shall be so constructed,
installed, protected, operated and maintained as to be intrinsically safe;
(c) All
apparatus including portable and transportable apparatus including lighting
fittings used at any place which lies in bye of the last ventilation connection
shall be flame-proof.
(2) At any place which lies
in any part of a coal-seam of second and third degree gassiness-
(a) All 2[signalling,
telecommunication and remote control] circuits shall be so constructed,
installed, protected, operated and maintained as to be intrinsically safe;
(b) All
cables shall be constructed, installed, protected, operated and maintained in
such a manner as to prevent risk of open sparking;
(c) All
apparatus, including portable and transportable apparatus used at any place
within 90 metres of any working face or goaf in case of a second degree
gassymine and within 270 metres of any working face or goaf in case of third
degree gassymine or at any place which lies in-bye of the last ventilation
connection or in ar-y return airways shall be flame-proof;
(d) All
electric lamps shall be enclosed in flame-proof enclosures.
(3) In any
oil mine or oil-field, at any place within the Danger Areas, -
(a) All 3[signalling
and telecommunication and remote control] circuits shall be so constructed,
installed, operated, protected and maintained as to be instrinsically safe;
(b) All
cables shall be so constructed, installed, operated and maintained as to
prevent risk of open sparking;
(c) All
apparatus including portable and transportable apparatus shall be flame-proof;
(d) All
electric lamps shall be enclosed in flame-proof enclosures.
(4) In any coal-seam of
degree second and degree third gassiness or the danger zone of oil-mine the
supply shall be discontinued, -
(a) Immediately,
if open sparking occurs;
(b) During
the period required for examination or adjustment of the apparatus, which would
necessitate the exposing of any part liable to open sparking;
(c) The
supply shall not be reconnected until the apparatus has been examined by the
electrical supervisor or one of his duly appointed assistants until the defect,
if any, has been remedied or the necessary adjustment made;
(d) A flame
safety lamp shall be provided and maintained in a state of continuous
illumination near an apparatus (including portable or transportable apparatus)
which remains energised and where the appearance of the flame of such safety
lamps indicates the presence of inflammable gas, the supply to all apparatus in
the vicinity shall be immediately disconnected and the incident reported
forthwith to an official of the mine; 4[and such apparatus shall be interlocked
with the controlling switch in such a manner as to disconnect power supply
automatically in the event of percentage of inflammable gas exceeding one and
one quarter in that particular district;]
Provided that where 5[apparatus] for automatic detection of the
percentage of inflammable gas or vapur are employed in addition to the flame
safety lamps, such 5[apparatus] shall be approved by the
Inspector of Mines and maintained perfect order.
(5) (i) In any part of a coal-seam of any
degree of gassiness or in 6[any hazardous] area of an oil-mine, if the
presence of inflammable gas in the general body of air is found any time to
exceed one and one quarter 7[per cent], the supply of energy shall be
immediately disconnected from all cables and apparatus in the area and the
supply shall not be reconnected so long as the percentage of inflammable gas
remains in excess of one and one quarter 7[per cent].
8[In an oil mine where concentration of inflammable gas exceed 20% of its
lowest explosive limit, the supply of electric energy shall be cutoff
immediately from all cables and apparatus lying within 30 metres of the
installation and all sources of ignition shall also be removed from the said
area and normal work shall not be resumed unless the area is made gas-free;]
9[Provided that such disconnection shall no apply to intrinsically safe
environmental monitoring scientific instruments.]
(ii) Any
such disconnection or reconnection of the supply shall be noted in the log
sheet which shall be maintained -in the form set out in Annexure-XII and shall
be reported to the Inspector.
(6) The provisions of this
rule shall apply to any metalliferous mine which may be notified by the
Inspector of Mines ii inflammable gas occurs or if the Inspector of Mines is of
the opinion that inflammable gas is likely to occur in such mine.
Explanation- For the purpose of this rule, -
(1) The
expression coal-seam of first degree gassiness, coal-seam of second degree
gassiness, coal-seam of third degree gassiness and flame-proof apparatus,
shall have the meanings respectively assigned to them in the Coal Mines
Regulations, 1957.
(2) The
following areas in an oil-mine or oil-field shall be known as 6[hazardous
areas], namely:-
(a) An
area of not less than 90 metres around an oil-well where a blow-out has
occurred or is likely to occur, as may be designated by the engineer-in-charge
or the senior most official present at the site;
(b) An
area within 90 metres of an oil-well which is being tested by open flow;
(c) An
area within 15 metres of-
(i) A
producing well-head or any point of open discharge of the crude therefrom or
other point where emission of 10[hazardous atmosphere] is normally likely
to arise, or
(ii) Any
wildcat or exploration well-head being drilled in an area where abnormal
pressure conditions are known to exist, or
(iii) Any
exploration or interspaced well-head being drilled in the area where abnormal
pressure conditions are known to exist; or
(d) Any
area within 4.5 metres of-
(i) Any
producing well-head where a closed system of production is employed such as to prevent
the emission accumulation in the area in normal circumstances of a 10[hazardous
atmosphere]; or
(ii) Exploration or interspaced well-head
being drilled in an area where the pressure conditions are normal and where the
system of drilling employed includes adequate measures for the prevention in
normal circumstances of emission or accumulation within the area of a 10[hazardous
atmosphere]; or
(iii) An
oil-well which is being tested other than by open flow.
Explanation- For the purposes of clause (d) 10[hazardous atmosphere] means an atmosphere
containing any inflammable gases or vapours in a concentration capable of
ignition.
11[(e) All
appliances, equipments and machinery that are or may be used in zone 0, zones 1
and 2 hazardous areas shall be of such type, standard and make as approved by
the Inspector by a general or special order in writing.
Explanation- (i) Zone 0 hazardous area means an area in which hazardous
atmosphere is continuously present.
(ii) Zone
1 hazardous area means an area in which hazardous atmosphere is likely to
occur under normal operating conditions.
(iii) Zone
2 hazardous area means an area in which hazardous atmosphere is likely to
occur only under abnormal operating conditions.]
1. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
2. Subs by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
3. Subs by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
4. Added by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993
5. Subs. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
6. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
7. Added by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
8. Ins. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
9. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
10. Subs. by GSR 253, dt.
19.2.1981, w.e.f. 7.4.1981.
11. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991
(1) When
shot-firing is in progress adequate precautions shall be taken to protect apparatus and conductors other than
those used for shot-firing from injury.
(2) Current
from lighting or power circuits shall not be used for firing shots.
(3) The
provisions of rule 123 shall apply in regard to the covering and protection of
shot-firing cables, and adequate precautions shall be taken to prevent such
cable touching other cables and apparatus.
128.
Signalling- Where electrical signalling
is used-
(a) Adequate
precautions shall be taken to prevent signal and telephone wires coming into
contact with other cables and apparatus;
(b) The
voltage used in any one circuit shall not exceed 30 volts; and
(c) Contact-makers
shall be so constructed as to prevent the accident closing of the circuit.
1[(d) Bare
conductors, where used shall be installed in suitable insulators.]
1. Ins. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
129.
Haulage- Haulage by electric
locomotives on the overhead trolley-wire system, at medium or low voltage, and
haulage by storage battery locomotives may be used with the prior consent in
writing of the Inspector, and subject to such conditions as he may impose in the
interests of safety
130.
Earthing of neutral points- Where the voltage of an
alternating current system exceeds 30 volts, the neutral or mid-point shall be
earthed by connection to an earthing system in the manner prescribed in rule
115.
Provided that when the system concerned is required for blasting and
signalling purposes, the provisions of this rule shall not apply.
1[Provided further that in case of unearthed neutral system adequate
protection shall be provided with the approval of the Inspector.]
1. Ins. by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
(1) (i) One or more electrical supervisors as
directed by the Inspector shall be appointed in writing by the owner, agent or
manager of a mine or by the agent or the owner, of one or more wells in an oil
field to supervise the installation.
(ii) The
electrical supervisor so appointed shall be the person holding a valid
Electrical Supervisors Certificate of Competency, covering mining installation
issued under sub-rule (1) of rule 45.
(iii) If
the Inspector considers necessary for the compliance with the duties specified
in this rule, he may direct the owner or agent of the mine to appoint one or
more electricians who shall be persons holding licence under sub-rule (1) of rule
45.
(2) Every person appointed to
operate, supervise, examine or adjust any apparatus shall be competent to
undertake the work which he is required to carryout as directed by the
engineer.
(3) The
electrical supervisor shall be responsible for the proper performance of the
following duties, by himself or by electrician appointed under sub-rule (1):-
(a) Through
examination of all apparatus (including the testing of earth conductors and
metallic coverings for continuity) as often as may be necessary to prevent
danger;
(b) Examination
and testing of all new apparatus, and of all apparatus, re-erected in the mine
before it is put into service in a new position.
(4) In the absence of any
electrical supervisor for more than three days, the owner, agent or manager of
the mine or the agent or owner of one or more oil-wells in an oil-field, shall
appoint in writing a substitute electrical supervisor.
(5) (i) The electrical supervisor or the
substitute electrical supervisor appointed under sub-rule (4) to replace him
shall be personally responsible for the maintenance at the mine or oil-field,
of a long book made up of the daily log sheets prepared in the form set out in
Annexure-XII.
(ii) The
results of all tests carried out in accordance with the provisions of sub-rule
(3) shall be recorded in the log-sheets prepared in the form set out in
Annexure-XII.]
1. Subs by GSR 253, dt.
19.2.1983, w.e.f. 7.3.1983.
132.
Exemptions- The provisions of rules 110
to 128 both inclusive and rule 131 shall not apply in any case, where, on
grounds of emergency or special circumstances, exemption is obtained from the
Inspector. In granting any such
exemption the Inspector may prescribe such conditions as he thinks fit.
CHAPTER XI
MISCELLANEOUS
133. Relaxation by Government-
(1) The
State Government, or where mine, oil-fields or railways or works executed for
or on behalf of the Central Government, are affected, the Central Government,
may by order in writing, direct that any of the provisions of rules in Chapter IV
other than rules 44A and 46, and all rules in Chapters V, VI, VII, VIII and IX
shall be relaxed generally or in particular case to such extent and subject to
such conditions as it may think fit.
(2) The
Central Government may, by order in writing, direct that any of the provisions
of Chapter X of these rules shall be relaxed in any particular case to such an
extent and subject to such conditions as it may think fit.
134.
Relaxation by Inspector- The
Inspector, may, by order in writing, direct that any of the provisions of rules
44, 1[50
(1)(a), (b) and (d), 50 A (2), 51
(1)], 61 (2), 63, 64(2), 65,71 to 73 (inclusive), 76 to 80 (inclusive), go, 2[118],
119(l)(a), 123(5), 123(17), 2[123(9) and 130], shall be relaxed in any
case to such extent and subject to suit conditions as he may think fit.
(2) Where the voltage of any system does not exceed 125 volts the
Inspector may, by order in writing, direct that any of the provisions of rules
29 to 34 (inclusive), 36 to 39 (inclusive), 83, 92, 94 to 107 (inclusive)
shall, in addition to the rules specified in Sub-rule (1), be relaxed as
regards such systems to such extent and subject to such conditions as he may
think fit.
(3) Every
relaxation so directed shall be reported forthwith to, and shall be subject to
disallowance or revision by, the State Government, or where the relaxation
affects mines, oil-fields or railways, by the Central Government.
1. Subs by GSR 45, dt.
1.1.1993, w.e.f. 23.1.1993.
2. Subs by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
135.
Supply and use of energy by
non-licensees and others- Where any person other than a non-licensee is
supplied with energy by a non-licensee or other person or has his premises for
the time being connected to the conductors or plant of a non-licensee or other
person, or himself generates energy and uses such energy or part thereof, such
person shall be deemed to be a consumer for the purposes of rules 9, 10, 29 to
33 (inclusive), 45 to 70 (inclusive), 87 and 142 and non-licensee or other
person shall be subject to all the liabilities imposed on a licensee by these
rules.
136.
Responsibility of Agents and Managers-
Where
any person is responsible for the observance of any of these rules, every agent
and manager of such person shall also be responsible for such observance in
respect of matters under their respective controls.
137.
Mode of entry- All persons entering in
pursuance of the Act or these rules, any building which is used as a human
dwelling or a place of worship shall, in making such entry have due regard so
far as may be compatible with the exigencies of the purpose for which such
entry is made, to the social and religious usages or the occupant of the
building entered.
138. Penalty for breaking seal- Where, in contravention of rule 56 any seal referred to in that rule is
broken-
(a) The
person breaking the seal shall be punishable with fine which may extend to two
hundred rupees; and
(b) The
consumer when he has not himself broken the seal shall be punishable with fine
which may extend to fifty rupees unless he proves that he used all reasonable
means in his power to ensure that the seal should not be broken.
1[138A. Penality for breach of rule 44A- Where, in contravention of rule 44A, any person responsible for the
generation, transformation, transmission, conversion, distribution, supply or
use of energy fails to report to the Inspector and other authorities concerned
the occurrence of accidents, such person shall be punishable with fine which
may extend to three hundred rupees.
1. Ins. by GSR 523, dt.
28.3.1966, w.e.f. 9.4.1966.
139.
Penalty for breach of rule 45- Where any electrical
installation work of the nature specified in sub-rule (1) of rule 45 has been
carried out otherwise than--
(a) Under
the direct supervision of a person holding a certificate of competency issued
by the State Government under that rules; and
(b) In the
absence of any applicable exemption under the proviso to sub-rule of that rule,
by an electrical contractor licensed by the State Government in this behalf,
The consumer owner or occupier, the contractor (if any) or the person
through whom the work is being or was carried out and the person under whose
immediate supervision the work is being or was carried out, shall each be
punishable with fine which may extend to three hundred rupees.
1[140. Penalty for breach of rule 82-
(a) Where no notice is given under rule 82(l) or the amount of
estimate as demanded under rule 82(2) is not deposited, both the persons
proposing and the contractor engaged for erecting a new building or structure
whether permanent or temporary or for making in or upon an building or
structure any permanent or temporary additions or alterations, shall be deemed
to have committed a breach of rule 82(l) and shall be punishable with a fine
which may extend to three hundred rupees.
(b) If any
person commences or continues any work in contravention of rule 82(3), in or
upon any such building, structure, flood bank, road or carries out addition or
alteration thereto, the person contravening the same shall be punishable with a
fine which may extend to three hundred rupees.
In addition to this the supplier shall, after obtaining the concurrence
of the Inspector discontinue the supply, if any, to such building, structure,
flood bank, or road etc. but only after giving forty-eight hours notice to the
person concerned in writing of disconnection of supply and shall not commence
the supply until he and the inspector are satisfied that the cause has been
removed.]
1. Subs by GSR 529, dt.
11.7.1986, w.e.f. 19.7.1986.
1[140A. Penalty for breach of rule 77,79 or 80- Where
a person is responsible for any construction which is or which results in
contravention of the provisions of rule 77, 79 or 80 he and the contractor whom
he employs shall be punishable with a fine which may extend to three hundred
rupees, and in the case of continuing breach, with a further daily fine which
may extend to fifty rupees.
1. Ins. by GSR 1723, dt.
21.11.1977, w.e.f. 31.12.1977.
141. Penalty for breach of rules- Any person other than an Inspector or any officer appointed to assist
the Inspector who being responsible for the observance of any of these rules
commits a breach thereof, shall be punishable for every such breach with fine
which may extend to three hundred rupees, and in the case of a continuing
breach with a further fine which may extend to fifty rupees, for every day
after first during which the breach has continued.
142.
Application of rules- Subject to the provisions of
sub-section (2) of section 58, these rules shall be binding on all persons,
companies and undertakings to whom licences have been granted or with whom
agreements have been made by or with the sanction of Government for the supply
or use of electricity before the commencement of the Act.
143. Repeal-
The
Indian Electricity Rules, 1937, are hereby repealed.
Provided that any order made, notification issued or anything done or
any action taken under any of the said rules shall be deemed to have been made,
issued, done or taken under the corresponding provisions of the rules.
[See clause (c)
of sub-rule (1) of rule 2]
SPECIFICATION
RELATING TO THE DEPOSITION OF SILVER
The electrolyte shall consist of a solution of from 15 to 20 parts by
weight of silver nitrate in 100 parts of distilled water. The solution must only be used once and only
for so long that not more than 30 per cent of the silver in the solution is
deposited.
The anode shall be of silver, and the cathode of platinum. The current density at the anode shall no
exceed 1/5 ampere per square centimetre and at the cathode 1/50 ampere per
square centimetre.
Not less than 100 cubic centimetres of electrolyte shall be used in a
voltmeter.
Care must be taken that no particles which may become mechanically detached
from the anode shall reach the cathode.
Before the weighing, any traces of solution adhering to the cathode must
be removed and the cathode dried.
[See sub-rule (1)
of rule 7]
SCALE OF FEES FOR
COMPARISON WITH
THE GOVERNMENT OF
INDIASTANDARDS
REFERRED TO IN SUB-RULE (1) OF RULE 2
|
|
Rs. |
|
For an instrument intended to be used as a
sub-standard and submitted for special examination and testing |
80 |
|
If required to be kept under observation for a period longer than one month, for each additional month or part of a month |
40 |
|
For determining a resistance of standard form to
highest accuracy obtainable at one temperature
|
20 |
|
For determining the E.M.F. of a standard cell to
highest accuracy obtainable at one temperature |
15 |
Note
1: - The
instruments and apparatus under test are to be delivered and removed from the
Government Electrical Laboratory, Bhowanipore, Calcutta, free of cost to
Government.
Note
2: - In
tests requiring the expenditure of a considerable amount of power, a charge to
cover the actual cost of the energy used may be made.
[See Rule 14]
MODEL FORM OF DRAFT LICENCE UNDER THE INDIAN
ELECTRICITY ACT, 1910
[See Section 3]
Electric Licence 19
Draft Licence
The
Electric Licence,
.. 19
..
Licence for the supply of energy granted by the Government
..of under
the Indian Electricity Act, 1910.
Licence is hereby granted to 1
(carrying on business in partnership
under the name and style of)
to supply electrical energy in the area2, with the powers and upon the terms and
conditions specified below:-
Short title
1. This
licence may be cited as The 3Electrical Licence 19
..
Interpretation
2. In
this licence-
(1) The
Act shall mean the Indian Electricity Act, 1910.
(2) The
expression the licensee shall mean and read the said4, and their (or his)
assigns; and
(3) The
expression deposited maps shall mean the plans of the area of supply
hereinafter specified which has been deposited with Government in pursuance of
the rules under the Act, which plans are signed for the purpose of
identification by the Secretary to the Government of in the
......................... Department and by the applicants under the name and
style of
..
(4) Other
words and expressions have the same meanings as are assigned to them in the Act
or the rules made there under.
Security5
3. (1) The period within which, under Clause l
(a) of the Schedule to the Act, the licensee shall show that he is in a
position fully and efficiently to discharge the duties and obligations imposed
on him shall be
(2) The period within which,
under Clause l (b) of the Schedule to the Act, the licensee shall deposit or
secure such sum as therein mentioned, and the sum so to be deposited or
secured, shall unless otherwise ordered by the Government under that clause
be
and Rupees
.respectively.
Area of supply6
4. The area within which
the supply of energy is authorized by the licence (the area of supply) under
the Act is the whole of the area bounded as follows: -
North - By
East - By
South - By
West - By
The boundaries whereof are delineated in the deposit maps.
Power to lay mains outside
area of
Supply7.
5. The licensee may lay
down or place electric supply-lines for the conveyance and transmission of
energy from a generating station situated or to be situated at outside the area
of supply to the boundary or the area of supply.
Limits within which the
supply of energy is to be compulsory8
6. (1) The works to be executed to the satisfaction
of the Government under Clause IV of the Schedule to the Act are the following
namely:-
(2) If the
licensee fails to comply with the provisions of sub-clause (1), the licence may
be revoked. *
9Nature of Supply
7. (l) The nature of supply shall
be................ or such other as the State Government may allow.
Breaking up of streets, railways and tramways10.
8. The licensee is
specially authorised to open and break up the soil and pavement of the
following streets or parts of streets which are not repairable by the
Government or by a local authority, and of the following railways and tramways
or part of railways and tramways, namely: -
(a) Streets.
(b) Railways11.
(c) Tramways11.
Appointment of
Electrical Engineer
9. The licensee shall
employ a Resident Electrical Engineer degree or diploma in electrical
engineering from a recognised University or College or Qualifications
equivalent to such degree or diploma and such practical experience as the State
Government may specify in this behalf.
Purchase of
Undertakings
10. (1) The option of purchase given by
sub-section (1) of section 6 of the Act shall be exercisable on the expiry of a
period of 20 years, i.e. from the date of notification of this licence and on
the expiry of every subsequent period of 10 years12. The terms of such purchase shall be13. The percentage of the value to be determined
in accordance with and for the purpose of sub-sections (1) and (2) of section
7A of the Act of the lands, buildings, works, materials and plant of the
licensee therein mentioned to be added under the proviso to sub-section (4) of
section 7A to such value on account of compulsory purchase shall be
................ per cent.
(2) In accordance with clause
(d) (ii) of sub-section (2) of section 3 of the Act, it is hereby declared that
the generating station to be used in connection with the undertaking
shall/shall not form part of the undertaking for the purpose of purchase under
section 5 or section 6. 14
Additions to
variations from, and exceptions
from the Schedule
to the Act15
11. (1) In pursuance of clause (f) of
sub-section (2) of section 3 of the Act, it is hereby expressly declared that
the provisions contained in the Schedule to the Act shall for the purposes of
this licence be supplemented by the addition of the following clauses, namely:-
(2) In pursuance of clause
(f) of sub-section (2) of section 3 of the Act it is hereby expressly declared
that the clause/clauses of the schedule to the Act mentioned below shall be
varied in the manner hereinafter indicated, namely 16:
(3) In
pursuance of clause (o or sub-section (2) of section 3 of the Act, it is hereby
expressly declared that the clause/clauses 16 of the Schedule to the Act shall
be excepted from incorporation in this licence.
Note- In the preparation of a draft licence the above model form may be
varied, or added to, by the applicant so far as the Act and rules admit.
Rules Nos. 11 to 15 (inclusive) as to applications for licences should
be consulted. In drawing up a draft
licences the attention of the applicant is more particularly directed to the
following sections of the Act viz. 3, 4, 6, 10, 11, 12, 21, 22, 22A, 22B, 23,
27, 51 and 57; the powers under section 51 can only be conferred after the
grant of the licence.
In the case of licences for bulk supply, see Clause ix of the Schedule
to the Act and the proviso to Clause (f) of sub-section (2) of section 3 of the
Act, also clause (b) of section 10 of the Act.
Signature of Applicant or his agent (if any)
Address of Applicant.
1. The licensee may be any
local authority, company or individual. In case of firm, give names of all the
directors or partners.
2. See clause 4.
3. Short title to agree
with heading.
4. Name of all directors or
partners as in the preamble in the case of a firm.
5. See section 4(l)(c) of
the Act and Clause I of the Schedule to the Act.
6. The area for which each
local authority is constituted should be distinctly marked or coloured. See
rule 11(l)(b).
7. This clause should be
retained only where the licensee is to supply energy from a generating station
outside the area of supply. Where power
to cross an intervening area is sought under section 3(l) of the Act, enter
details here.
8. Set, section 3(2)(ci) of
the Act.
9. It is open to the licensee
to propose a Compulsory area or the State Government to make provision for
such an area. Ordinarily it will be
sufficient to enter here the names of compulsory street in which the licensee
will lay distributing mains. If no
compulsory works are specified in the licence, the State Government may
subsequently direct that works are to be executed; see Clause IV of the
Schedule to the Act.
* See note to sub-clause
(1) of this Clause.
10. This clause to be omitted
if no such powers are required in the licence.
See section 12(5) of the Act and proviso to the same. Powers can be obtained subsequently; see
rule 23.
11. In ordinary cases the
level-crossings or points at which interference is proposed must be specified.
12. The period after which an
option to purchase arises may be less than 20 and 10 years, respectively
13. The terms must not differ
from those laid down in the Act unless the powers of section 10 are invoked to
modify or cancel them.
14. The generating station or
stations belonging to the licensee should ordinarily be included except where
they form part of a traction undertaking previously authorised.
15. To be omitted if not
required in any draft licence.
16. The letter part of the
clause may require modification according to the circumstance.
[See Rule 26(3)]
SUMMARY OF TECHNICAL AND FINANCIAL
PARTICULARS FOR THE YEAR
ENDED 31ST MARCH 19...
Figures of the Previous year: -
TECHNICAL
1. Year
of working.
2. Area
of supply in square km.
3. Approximate
population in the area of supply.
4. Installed
capacity:
(a) Generating
plant (excluding retired plant):
(i) Hydraulic kW
(ii) Steam kW
(iii) Internal
combustion kW
![]()
TOTAL kW
(b) Receiving
Station:
Transformers
5. Normal maximum demand on
the system kVA
6. kWh
generated:
(i) Hydraulic kWh
(ii) Steam kWh
(iii) Internal
combustion kWh
![]()
TOTAL kWh
7. kWh
used for Generating Station Auxiliaries.
8. KWh
purchased from other agencies.
9. kWh
available for sale (6-7) + 8
10. KWh
supplied free (if any) to officers & staff.
11. KWh
supplied free (if any) to office, canteen etc.
12. KWh
sold.
13. KWh
unaccounted for 9-(10+11+12).
14. Fuel:
(a) (i) Coal and/or furnace oil consumed in
tonnes
(ii) Average
calorific value per kg of coal and/or furnace oil consumed
(iii) Average
cost of coal and/or furnace oil per tonnes
(b) (i) Oil consumed in tonnes
(ii) Average
calorific value per kg. of oil consumed
(iii) Average
cost of oil per tonne.
15. Lubricating
oil:
(a) Quantity
consumed Litres.
(b) Average
cost per litre
16.
Consumers: No.
Connected load kW
(a) Domestic
or Residential
(b) Commercial
(c) Industrial:
(i) Low
and medium voltage
(ii) High
and/or extra-high voltage
TOTAL
17. Segregation of kWh sold-
(i) Domestic
or Residential:
(a) Lights* and Fans.
(b) Heating
and small power.
(ii) Commercial:
(a) Lights* and Fans.
(b) Heating
and small power.
(iii) Industrial
Power:
(a) Low
and medium voltage.
(b) High
voltage.
(iv) Public
Lighting.
(v) Traction.
(vi) Irrigation.
(vii) Public
Water-works and Sewage Pumping.
(viii) Supplies
in bulk to Distributing Licensees.
18. Number
of persons employed on regular basis;
(i) Technical-
1. Supervisory.
2. Others.
(ii) Administrative-
1. Supervisory
2. Others.
19. Length
of Main Lines erected during the year-
(i) Length
of transmission lines at different voltages-
(a) Overhead...................................
(b) Underground.............................
(ii) Length
of distribution lines
FINANCIAL-
1. Share
Capital (paid up)
2. Loan
Capital (other than loans advanced by the State Electricity Board)
3. Licensees
Capital (1+2)
4. Total
Capital Expenditure
5. Capital
base [vide Paragraph XVII (1) of the Sixth Schedule to the Electricity (Supply)
Act, 1948]
6. Reasonable
Return [vide Paragraph XVII (9) of the Sixth Schedule to the Electricity
(Supply) Act, 1948].
7. Clear
Profit [vide Paragraph XVII (2) of the Sixth Schedule to the Electricity
(Supply) Act, 1948]
8. Maximum
sum permissible for distribution to share and debenture holders [vide Paragraph
II (1) of the Sixth Schedule to the Electricity (Supply) Act, 1948]
9. Actual
sum available for distribution to share and debenture holders
10. Item
(9) expressed as a % of item (3)
11. Item
(9) expressed as a % of item (4)
12. Item
(9) expressed as a % of item (5)
13. Dividend
declared for the year
(a) On
ordinary shares
(b) on
preference shares
14. Market
Price of shares:
(a) Ordinary
shares
(b) Preference
shares
15. Operating
Revenues (vide Statement III-Annexure V)
16. Operating
Expenses including depreciation (vide Statement IV Annexure V)
17. Depreciation
set apart for the year (vide Statement V-Annexure V)
18. Revenue
per kWh sold (overall) (Item 15-kWh sold)
19. Revenue
per kWh sold-
(i) Domestic
or Residential:
(a) Lights* and Fans
(b) Heating
and small power
(ii) Commercial:
(a) Lights* and Fans
(b) Heating
and small power
(iii) Industrial
Power:
(a) Low and
medium voltage
(b) High
voltage
(iv) Public
Lighting
(v) Traction
(vi) Irrigation
(vii) Public
Water-works and Sewage Pumping
(viii) Supplies
in bulk of Distributing Licensees
20. Cost
per kWh sold (overall) (Item 16-kWh sold)
*
Including unmetered supply
MODEL FORM OF ACCOUNTS
[See section 11 of
Indian Electricity Act, 1910 and rules 26(3)]
ELECTRIC LICENCE, 19......
Date of Commencement of Licence
Name of Undertaking Year of Operation
NO. I - STATEMENT OF SHARE
AND LOAN CAPITAL FOR THE YEAR ENDED
31ST MARCH,
19.....
(Applicable to
Licensees other than Local Authority Licensees)
|
Description of Capital |
Balance at the beginning of the year |
Receipt during the year |
Redeemed during the year |
Balance at the end of the year |
Remarks |
|
1 |
2 |
3 |
4 |
5 |
6 |
|
A. Share Capital Authorised Capital .......... Ordinary Shares
of
.. Rs each. .......... % Preference
shares of Rs
.. each Issued Capital .......... Ordinary Shares of Rs
each .......... % Preference shares of Rs
each Subscribed
capital .......... Ordinary Shares of Rs
each .......... % Preference shares of Rs
.each Called
up capital: .......... Ordinary Shares of Rs
.each .......... % Preference shares of Rs
each Less calls in arrears Paid-up Capital .......... Ordinary Shares of Rs
..each .......... % Preference shares of Rs
.each |
|||||
|
TOTAL PAID TO CAPITAL |
|||||
|
B. Capital Reserve Share Forfeiture a/c Share Premium a/c Other items (to be specified) |
|||||
|
TOTAL CAPITAL RESERVE |
|||||
|
C. Loan Capital-Loans from State Electricity
Boards per cent debentures of Rs
each. Other Loans- (i) Secured (ii) Unsecured |
|||||
|
TOTAL LOANS CAPITAL |
|||||
|
D. Other Capital Contribution from consumer including local
authorities for service-lines and public lighting after the commencement of
the Electricity (Supply) Act, 1948. |
|||||
|
TOTAL OTHER CAPITAL |
|||||
|
TOTAL CAPITAL RAISED AND APPROPRIATED (A+B+C+D) |
|||||
Note: Capital invested by proprietor,
partnership, co-operative society, company etc. licensee which is interest
bearing should be shown under C-Unsecured loans and advances and that which
is interest-free should be shown under D-Special items (to be specified).
ELECTRIC LICENCE,
19........
Date of
Commencement of Licence
Name
of Local Authority Year of Operation
NO. I (Al)- STATEMENT
OF LOANS RAISED AND REDEEMED FOR THE YEAR ENDED 31ST MARCH, 19..
(Applicable to Local Authority Licensees)
|
Description of loans raised from time to time |
Amount sanctioned |
Rate % |
Period of Payment |
Amount of Annual instalment |
||
|
|
|
|
From |
to |
|
|
|
1 |
2 |
3 |
4 |
5 |
6 |
|
|
Amount of loan redeemed upto the beginning of the
year |
Amount of loan redeemed during the year |
Total loan redeemed upto the end of the year |
Balance of loan outstanding at the end of the year |
Remarks |
||
|
7 |
8 |
9 |
10 |
11 |
||
|
Total loans raised for the electrification
scheme
|
||||||
NO.
I (A2) -STATEMENT OF LOAN AND OTHER CAPITAL FOR THE YEAR
ENDED 31ST
MARCH, 19.......
|
Particulars |
Balance at the beginning of the year |
Received during the year |
Redeemed during the year |
Balance at the end of the year |
Remarks |
||
|
1 |
2 |
3 |
4 |
5 |
6 |
||
|
A. Capital Raised Amount of loans
outstanding [as per col. 10 of statement I-A(I)] Grants and advances made
from the general funds of the local authority Grants-in-aid from Government |
|||||||
|
TOTAL CAPITAL RAISED |
|||||||
|
B. Capital Reserve Loan redemption account
[as per col. 9 of statement IA(l)] Other items (to be specified) |
|||||||
|
TOTAL CAPITAL RESERVE |
|||||||
|
C. Other Capital Consumers contributions
for service lines after the commencement of the Electricity (Supply) Act,
1948. Special items (to be
specified) |
|||||||
|
TOTAL OTHER CAPITAL |
|||||||
|
TOTAL CAPITAL RAISED AND APPROPRIATED (A+B+C) |
|||||||
NO.II - STATEMENT OF CAPITAL EXPENDITURE
FOR THE YEAR ENDED 31ST MARCH, 19........
|
Particulars |
Balance at the beginning of the year |
Additions during the year |
Requirements during the year vide col. 3 Statement
II-A |
Balance at he end of the year |
Remarks |
|
A. Intangible Assets: 1. Preliminary & Promotional
expenses 2. Cost of Licence 3. Other expenses e.g., expenses
incidental to conversion from DC to AC change of frequency etc. |
|||||
|
TOTAL INTANGIBLE ASSETS |
|||||
|
B. Hydraulic Power Plant: 1. Land & Rights 2. Buildings and civil engineering works
containing generating plant and equipment 3. Hydraulic works forming part of a
hydroelectric system including (i) Dams, spillways, weirs, canals, reinforced concrete flumes
and cyphons, (ii) reinforced concrete pipe lines and search tanks, steel pipe
lines, sluice gates, steel surge tanks, hydraulic control valves and other
hydraulic works 4. Water wheels, Generators and
ancillary equipment including plant foundations 5. Switchgear including cable
connections 6. Miscellaneous power plant equipment 7. Other civil works (to be specified) |
|||||
|
TOTAL HYDRAULIC POWER PLANT |
|||||
|
C. Steam Power Plant: 1. Land & Rights 2. Buildings and civil engineering works
containing generating plant & equipment 3. Boiler plant and equipment including
plant foundations 4. Engines, Turbines, generators and
ancillary equipment including plant foundations 5. Water cooling system comprising
cooling towers and circulating water systems 6. Switchgear including cable
connections 7. Miscellaneous power plant and
equipment 8. Other civil works (to be specified) |
|||||
|
TOTAL STEAM POWER PLANT |
|||||
|
D. Internal Combustion Power Plant: 1. Land and Rights 2. Building and civil engineering works
containing generating plant and equipment 3. Engines, generators, and ancillary
equipment including plant foundations 4. Water cooling system comprising
cooling towers and circulating water systems 5. Switchgear including
cable connections 6. Miscellaneous power
plant and equipment 7. Other civil works (to
be specified) |
|||||
|
TOTAL INTERNAL COMBUSTION POWER PLANT |
|||||
|
E. Transmission Plant (High
or Extra-High Voltage): 1. Land and Rights 2. Buildings and
structures including civil engineering works containing transmission plant
and equipment 3. Sub-station
transformers, transformer kiosks, sub-section equipment and other fixed
apparatus including plant foundations:- (i) Transformers, including
foundations having rating of 100 kilovolt amperes and over (ii) Others 4. Switchgear including
cable connections |
|||||
|
5. Towers, poles,
fixures, overhead conductors and devices:- (i) Lines on steel or
reinforced concrete supports operating at nominal voltages higher than 13.2
kilovolts (ii) Other lines on steel
or reinforced concrete supports (iii) Lines on wood
supports 6. (i) Underground cables and devices
including joint boxes and disconnecting boxes (ii) Cable duct system 7. Miscellaneous
equipments (to be specified) |
|||||
|
TOTAL TRANSMISSION PLANT |
|||||
|
F. Distribution Plant-High
Voltage: 1. Land & Rights 2. Buildings and
structures including civil engineering works containing distribution plant
and equipment 3. Sub-station
transformers, transformer kiosks, sub-station equipment and other fixed
apparatus including plant foundations- (i) Transformers including
foundations having a rating of 100 kilovolt amperes and over (ii) Others |
|||||
|
4. Switchgear including
cable connections 5. Towers, Poles, Fixtures,
Overhead conductors and devices: (i) Lines on steel or
reinforced concrete supports operating at nominal voltages, higher than 13.2
Kilo Volts (ii) Other lines on steel
or reinforced concrete supports (iii) Lines on wood
supports 6. (i) Underground cables and
devices including joint boxes and disconnecting boxes (ii) Cable duct system 7. Service lines 8. Metering equipment 9. Miscellaneous
equipments (to be specified): |
|||||
|
TOTAL DISTRIBUTION PLANT (HV) |
|||||
|
G. Distribution Plant-Medium and low voltage: 1. Land & Rights 2. Buildings and structures including
civil engineering works containing distribution plant and equipment 3. Sub-station transformers, transformer
kiosks, sub-station equipment and other fixed apparatus including plant
foundations (i) Transformers including foundations
having a rating of 100 kilo volt amperes and over (ii) Others 4. Switchgear including cable
connections 5. Towers, Poles, Fixtures, Overhead
conductors and devices: (i) Lines on steel or reinforced concrete
supports (ii) Lines on wood supports 6. (i) Underground cables and devices
including joint boxes and disconnecting boxes (ii) Cable duct system 7. Service lines 8. Metering equipment 9. Miscellaneous equipments (to be
specified) |
|||||
|
TOTAL DISTRIBUTION (M&LV) |
|||||
|
H. Public Lighting:
Street and Signal lighting system 1.
General Equipment: (Not allocated to other
sub-heads) 1. Land and Rights 2. Buildings and structures 3. Office furniture and equipment 4. Transportation equipment 5. Laboratory and meter testing equipment 6. Workshop plant and equipment 7. Tools and work equipment 8. Communication equipment 9. Miscellaneous equipment |
|||||
|
TOTAL GENERAL EQUIPMENT TOTAL
CAPITAL ASSETS IN USE |
|||||
Note-
(1) Capital expenditure on
items F7 and G7 should include contributions made by consumers towards service
line charges,
(2) Where
it is not possible to give segregation of capital expenditure in respect of
certain items and where high, medium or low voltage distribution lines are
carried on same supports, the combined figures for such items may be given.
(3) Retirements
during the year referred to in Col. 4 in respect of: (i) intangible assets
relate to amounts written off during the year, (ii) tangible assets relate to
the original cost of assets transferred to the special account under paragraph
VII of the with Schedule to the Electricity (Supply) Act, 1948.
NO. II-A - STATEMENT SHOWING THE WRITTEN DOWN
COST OF FIXED ASSETS RETIRED ON ACCOUNT OF OBSOLESCENCE INADEQUACY,
SUPERFLUITY, ETC.
|
Particulars of the assets |
Written down cost of assets at the beginning of he year |
Written down cost of assets retired during the
year vide Col. 4 St. II less Col. 8 Statement V |
Written down cost of assets sold during the year |
Amount realised during the year |
Excess of sale proceeds over written down cost
transferred to contingencies Reserve Account vide Col. 4 of Statement VI |
Amount written off during the year vide col. 6
statement VI |
Balance of written down cost at the end of the
year |
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
|
|
|||||||
NO. III
STATEMENT OF OPERATING REVENUES
FOR THE YEAR ENDED 31ST MARCH, 19.........
|
Particulars of revenue |
Corresponding amount for the previous year of
account |
Amount for the year of account |
Remarks |
|
1 |
2 |
3 |
4 |
|
A. Net Revenue by sale of electricity for
cash & credit: 1. Domestic or residential (a) Lights and Fans (b) Heating and small power 2. Commercial (a) Lights and Fans (b) Heating and small power 3. Industrial (a) Low and Medium voltage (b) High voltage 4. Public Lighting 5. Public Water works and Sewage pumping 6. Irrigation 7. Traction 8. Supplies in bulk to distributing licences |
|
|
|
|
TOTAL REVENUES BY SALE OF ELECTRICITY |
|
|
|
|
B. Miscellaneous Revenue from Consumers: 1. Rentals from (a) Meters (b) Electric motors, fittings, appliances
& other apparatus hired to consumers 2. Service connection fees 3. Public Lighting Maintenance. |
|
|
|
|
TOTAL
MISCELLANEOUS REVENUE FROM CONSUMERS |
|
|
|
|
C. Other Revenues: 1. Sale of Stores 2. Repairs of lamps and other apparatus 3. Commission for the collection of
electricity duty 4. Other miscellaneous items (to be
specified) |
|
|
|
|
TOTAL OTHER REVENUES |
|
|
|
|
TOTAL OPERATING REVENUES Deduct- Total Operating expenses
as per St. IV Net surplus or deficit
carried to the Net Revenue and Appropriations
account-St. X |
|
|
|
NO. IV - STATEMENT OF OPERATING EXPENSES FOR THE
YEAR ENDED 31ST MARCH, 19....
|
Particulars of expenses |
Corresponding amount for the previous year of
account |
Amount for the year of account |
Remarks |
|
1 |
2 |
3 |
4 |
|
A. HYDRAULIC POWER GENERATION (a) Operation 1. Water for power 2. Lubricants and other consumable stores 3. Station supplies and miscellaneous
expenses 4. Proportion of salaries, allowances
gratuities, etc. of Engineers, Superintendents, Officers, Supervisory and the
staff 5. Wages and gratuities to labour 6. Contribution to Provident Fund, staff
pension & apprentice & other training schemes 7. Bonus paid to the employees of the
undertaking |
|
|
|
|
TOTAL OPERATION |
|
|
|
|
(b) Maintenance 1. Salaries for Supervisory staff 2. Buildings and civil engineering works
containing generating plant and equipment 3. Hydraulic works forming part of a hydro
electric system, including- (i) Dams, spillways, weirs, canals
reinforced concrete flumes and syphons (ii) Reinforced concrete pipelines and surge
tanks, steel pipelines, sluice gates, steel surge tanks, hydraulic control
valves and other hydraulic works 4. Water wheels, generators and ancillary
equipment including plant foundations 5. Switchgear including cable connections 6. Miscellaneous power plant and equipment 7. Other Civil works (to be specified) 8. Contributions to Provident Fund, staff
pension and apprentice and other training schemes 9. Bonus paid to the employees of the
undertaking |
|
|
|
|
TOTAL MAINTENANCE |
|
|
|
|
(c) Depreciation Depreciation to Hydraulic
Power Generating Plant and Equipment (From Statement V) |
|
|
|
|
TOTAL HYDRAULIC POWER GENERATION EXPENSES |
|
|
|
|
B. STEAM
POWER GENERATION |
|
|
|
|
(a) Operation 1. Fuel (excluding sale proceeds of steam
ashes, etc.) 2. Lubricants and other consumable stores 3. Water (if purchased separately) 4. Station supplies and miscellaneous
expenses 5. Proportion of salaries, allowances
gratuities, etc. of Engineers, Superintendents, Officers, Supervisory and the
staff 6. Wages and gratuities to labour 7. Contribution to Provident Fund, staff pension
& apprentice & other training schemes 8. Bonus paid to the employees of the
undertaking |
|
|
|
|
TOTAL OPERATION |
|
|
|
|
(b) Maintenance 1. Salaries for Supervisory staff 2. Building and civil engineering works
containing generating plant and equipment 3. Boiler plant and equipment including plant
foundations 4. Engines, turbines, generators and
ancillary equipment including plant foundations 5. Water cooling system comprising cooling
towers and circulating water systems 6. Switchgear including cable connections 7. Miscellaneous power plant and equipment 8. Other Civil works (to be specified) 9. Contributions to Provident Fund, staff
pension and apprentice and other training schemes 10. Bonus paid to the employees of the
undertaking |
|
|
|
|
TOTAL
MAINTENANCE |
|
|
|
|
(c) Depreciation Depreciation on Steam
Power Generating Plant and equipment (from Statement V) |
|
|
|
|
TOTAL STEAM POWER GENERATION EXPENSES |
|
|
|
|
C. INTERNAL
COMBUSTION POWER GENERATION: (a) Operation 1. Fuel 2. Lubricants and other consumble stores 3. Water (if purchased separately) 4. Station supplies and miscellaneous
expenses 5. Proportion of salaries, allowances,
gratuities etc. of Engineers, Superintendents, Officers, supervisory and
other staff 6. Wages and gratuities to labour 7. Contributions to Provident Fund, Staff
pension and apprentice and other training schemes 8. Bonus paid to the employees of the
undertaking |
|
|
|
|
TOTAL OPERATION |
|
|
|
|
(b)Maintenance 1. Salaries for supervisory staff. 2. Buildings and civil engineering works
containing generating plant and equipment 3. Engines, generators and ancillary
equipment including plant foundations 4. Water cooling system comprising cooling
towers and circulating water system 5. Switchgear including cable connections 6. Miscellaneous power plant and equipment 7. Other civil works (to be specified) 8. Contributions to provident fund, staff
pension and apprentice and other training schemes 9. Bonus paid to the employees of the
undertaking |
|
|
|
|
TOTAL MAINTENANCE |
|
|
|
|
(c) Depreciation: Depreciation on Internal
Combustion Power Generating Plant and Equipment (from Statement V) |
|
|
|
|
TOTAL INTERNAL COMBUSTION POWER GENERATION EXPENSES |
|
|
|
|
D. POWER
PURCHASED: TOTAL PRODUCTION EXPENSES (A+B+C+D) |
|
|
|
|
E. TRANSMISSION
(HIGH OR EXTRA-HIGH VOLTAGE): |
|
|
|
|
(a) Operation and Maintenance: 1. Proportion of salaries, allowances,
gratuities, etc. of engineers, superintendents officers, supervisory and
other staff 2. Wages and gratuities to sub-station labour 3. Wages and gratuities to labour on lines 4. Buildings and structures including civil
engineering works containing transmission plant and equipment 5. Sub-station transformers, transformer
kiosks, sub-station equipment and other fixed apparatus including plant
foundations (i) Transformers including foundations having
rating of 100 kilovolt amperes and over (ii) Others 6. Switchgear including cable connections 7. Towers, poles, fixtures, overhead
conductors and devices (i) Lines on steel or reinforced concrete
supports operating at nominal voltages higher than 13.2 kilovolts (ii) Other lines on steel or reinforced
concrete supports (iii) Lines on wood supports. 8. (i) Underground cables and devices
including joint boxes and disconnecting boxes (ii) Cable duct system 9. Contribution to Provident Fund or Staff Pension (b) Depreciation on Transmission Plant and
equipment (from Statement V). |
|
|
|
|
TOTAL TRANSMISSION EXPENSES |
|
|
|
|
F.
DISTRIBUTION (HIGH VOLTAGE): |
|
|
|
|
(a) Operation and Maintenance: 1. Proportion of salaries, allowances,
gratuities, etc., of engineers, superintendents, officers, supervisory and
other staff 2. Wages and gratuities of sub-station labour 3. Wages and gratuities to labour for mains 4. Buildings and structures including civil
engineering works containing distribution plant and equipment 5. Sub-station transformers, transformer
kiosks, sub-station equipment and other fixed apparatus including plant
foundations (i) Transformers including foundations
having a rating of 100 Kilovolt amperes and over (ii) Others 6. Switchgear including cable connections 7. Towers, poles, fixtures, overhead
conductors and devices (i) Lines on steel or reinforced concrete
supports operating at nominal voltages higher than 13.2 kilovolts (ii) Other lines on steel or reinforced
concrete supports (iii) Lines on wood supports 8. (i) Underground cables and devices
including joint boxes and disconnection boxes (ii) Cable duct system 9. Service Lines 10. Metering Equipment 11. Contributions to Provident Fund or Staff
Pension. (b) Depreciation on Distribution Plant and equipment
(from Statement V) |
|
|
|
|
TOTAL DISTRIBUTION (H.V) EXPENSES |
|
|
|
|
G. DISTRIBUTION
MEDIUM AND LOW VOLTAGE: |
|
|
|
|
(a) Operation and Maintenance: 1. Proportion of salaries, allowances,
gratuities, etc. of engineers,
superintendents, officers, supervisory and other staff 2. Wage and Gratuities to labour 3. Buildings and structures including civil
engineering works containing transmission plant and equipment 4. Sub-station transformers, transformer
kiosks, sub-station equipment and other fixed apparatus including plant
foundations (i) Transformers including foundations
having rating of 100 kilovolt amperes and over (ii) Others 5. Switchgear including cable connections 6. Towers, poles, fixtures, overhead
conductors and devices (i) Lines on steel or reinforced concrete
supports (ii) Lines and wood supports 7. (i) Underground cables and devices
including joint boxes and disconnecting boxes (ii) Cable duct system 8. Service lines 9. Metering equipment 10.Contributions to
Provident Fund or staff person (b) Depreciation on Distribution Plant and
equipment (from Statement V) |
|
|
|
|
TOTAL DISTRIBUTION (M.&L.V) EXPENSES |
|
|
|
|
H. PUBLIC
LIGHTING: |
|
|
|
|
(a) Operation and maintenance 1. Operation and maintenance 2. Renewal of lamps (b) Depreciation PL. System and Equipment (from Statement V) |
|
|
|
|
TOTAL PUBLIC LIGHTING EXPENSES |
|
|
|
|
CONSUMERS SERVICING, METER READING, BILLING,COLLECTING, ACCOUNTING,
SALES PROMOTING, ETC. 1. Proportion of salaries, allowances,
gratuities, etc. of engineers, secretary, accountants, other officers etc. 2. Meter reading and inspection 3. Billing, collecting and accounting 4. Exhibition, demonstrations and
advertisements 5. Merchandising, servicing and contract work 6. Miscellaneous expenses 7. Contributions to Provident Fund or Staff
Pension 8. Depreciation on general assets and
equipment, which are not allocated to other sub-heads (from Statement V) |
|
|
|
|
TOTAL CONSUMERS SERVICING, METER READING, ETC. EXPENSES
|
|
|
|
|
K. GENERAL
ESTABLISHMENT CHARGES: 1. Proportion of salaries, allowances,
gratuities, etc. of general officers, executive, etc. 2. Salaries, wages, gratuities, etc. of
general office staff 3. Contribution to local authority
administration for supervision (applicable to local authority licensee only) 4. Travelling and other expenses of officers
and staff 5. Rents and Way leaves 6. Rates and Taxes 7. General Office expenses and showroom
maintenance and supplies 8. Repairs to office buildings, staff
quarters, furniture and fixtures, office equipment etc., and maintenance 9. Depreciation on office and general
buildings, furniture, etc. not allocated to other sub-heads (from Statement
V) 10. Audit Services: (a) Auditor of company (b) Auditor appointed under the provisions of
the Act 11. Legal services 12. Insurance expenses. 13. Contributions to Provident Fund, staff
pension and apprentice and other training schemes 14. Bonus paid to the employees of the
undertaking. |
|
|
|
|
TOTAL GENERAL ESTABLISHMENT CHARGES |
|
|
|
|
L. OTHER
CHARGES: 1. Interest paid and accrued on: (a) Loans advanced by the State Electricity
Board (b) Depreciation fund (c) Consumers Security deposit 2. Bad debts written off 3. Other items (to be specified) |
|
|
|
|
TOTAL OTHER CHARGES |
|
|
|
|
M. MANAGEMENT
EXPENSES |
|
|
|
|
1. Directors fees and expenses and debenture
Trustees fees; if any 2. Other Expenses |
|
|
|
|
TOTAL MANAGEMENT EXPENSES |
|
|
|
|
TOTAL OPERATING EXPENSES TRANSFERRED TO STATEMENT-III |
|
|
|
Note-
(1) No
appointment of expenses under sub-head M be made to any of the salary items
under A(a), 4, B-(a)5, C-(a)5, E-8(a)l, F(a)l, G(a)l, J-1 and K-1, which shall
include the proportion of salaries and allowances of persons solely employed
for the purpose of the undertaking and of the engineering staff employed by the
Managing Agents under the provision of sub-para (3) of Para XIII of the Sixth
Schedule to the E(S) Act, 1948.
(2) Managing
agent in this context refers to the managerial personnel as given in the
explanation under Paragraph XIII of the Sixth Schedule to the Electricity
(Supply) Act, 1948.
NO. V -
STATEMENT FOR PROVISION FOR DEPRECIATION FOR THE YEAR ENDED 31ST
MARCH, 19
|
Description of assets in Group as per Statement II |
Balance of accured depreciation brought forward
from last account |
Balance of arrear of depreciation brought forward
from last account |
Additions during the year |
With-drawals during the year vide col.3 statement
II-A |
Balance of accrued depreciation carried over to
next account |
Balance of arrears of depreciation carried over to
next account |
Remarks |
|||
|
|
|
|
Interest @ 4% per annum on the balance at he
beginning of the year under para VI(I) of the Sixth Schedule to the E(S) Act
1948 |
Depreciation provide for the year |
Arrears of deprecition written off during the year |
Total |
|
|
|
|
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
|
A. Hydraulic Power Plant: B. Steam Power-Plant: C. Internal Combustion Plant: D. Transmission Plants High or Extra-High
Voltage: E. Distribution Plant High Voltage: F. Distribution Plant Medium and Low Voltage: G. Public Lighting: H. General
Equipment: |
||||||||||
|
Total
. |
||||||||||
Note-
1. Withdrawals
from the depreciation account are permissible
only to the extent of past provisions made in respect of asset withdrawn from
use and transferred during the year to the special account under Para VIII of
the sixth Schedule to the E(S) Act, 1948.
2. A sum of
Rs...........................................................from the accruals
in the depreciation account has been invested in securities in persuance of the
provisions of paragraphs XVIII (i) (d) of the Sixth Schedule to the E (S) Act,
1948.
NO. VI - STATEMENT OF CONTINGENCIES
RESERVE FOR THE YEAR ENDED 31ST MARCH, 19
|
Particulars |
Balance at he beginning of the year |
Additions during the year |
Withdrawls during the year |
Balance at he end of the year |
Remarks |
||||
|
|
|
Appropriations during the year |
Additions under paragraph IX of the sixth schedule
to the E(S) Act, 1948, vide Col. 6 of statement II-A |
Total |
Amount written off under sub-para (2) of para VII
of the Sixth Schedule to the E(s) Act, 1948 vide Col. 7 of Statement II-A |
Expenses and/or compensation under para V, sixth
schedule of the E(S) Act, 1948 |
Total |
|
|
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
|
|
|||||||||
Note- A sum of
Rs.........................................................from the balance of
the Contingencies Reserve has been invested under the provisions of paragraph
IV(2) of the Sixth Schedule to the Electricity (Supply) Act, 1948.
NO. VII - STATEMENT OF DEVELOPMENT RESERVE
ACCOUNT FOR THE YEAR ENDED 31ST MARCH, 19
|
Balance at the beginning of the year |
Development rebate for the year permissible under
the Indian Income Tax Act, 1961 (As per details attached) |
Development reserve permissible for the year under
the para VA(1) of the sixth schedule to the E(S) Act, 1948 being the
amount of relief on Income Tax &
super Tax on the amount of development rebate |
Actual appropriation made under the proviso to
para VA (1) of the sixth schedule to the E(S) Act, 1948 |
Unabsorbed development reserve to be appropriated
in future years under paragraph VA(2) of the sixth schedule to the
Electricity (Supply) Act, 1948 |
Balance at he end of the year Col. (1+2+8) |
Remarks |
||||
|
|
|
|
|
Balance at he beginning of the year |
Current years balance Col. (3-) |
Total |
Instalment
appropriated during the year |
Balance awaited adjustment Col. (7-8) |
|
|
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
|
|
||||||||||
NO. VIII - STATEMENT OF TARIFFS AND
DIVIDENDS CONTROL RESERVE
ACCOUNT FOR THE YEAR ENDED 31ST MARCH,
19....
|
Particulars |
Balance at the beginning of the year |
Distributed to consumers during the year under
paragraph II(I) of the sixth schedule to the E(S) Act, 1948 |
Appropriated during the
year |
Balance at the end of the year |
Remarks |
|
1 |
2 |
3 |
4 |
5 |
6 |
|
|
|||||
NO. IX STATEMENT CONSUMERS REBATE RESERVE
ACCOUNT FOR THE YEAR ENDED 31ST MARCH, 19....
|
Particulars |
Balance at the
beginning of the year |
Distributed to consumers during the year under
paragraph II(I) of the sixth schedule to the E(S) Act, 1948 |
Appropriated during the year |
Balance at the end of the year |
Remarks |
|
1 |
2 |
3 |
4 |
5 |
6 |
|
|
|||||
NO. X - STATEMENT OF SPECIAL
APPROPRIATIONS PERMITTED BY STATE GOVERNMENT FOR THE YEAR ENDED 31ST MARCH,
19....
|
Particulars giving reference to the sanction of
the State Government permitting the appropriation |
Balance at the beginning of the year |
Additions by may of appropriation during the year |
Transfer by way of re-appropriation during the
year (details to be given in the remarks column) |
Balance at the end of the year |
Remarks |
|
1 |
2 |
3 |
4 |
5 |
6 |
|
|
|||||
NO. XI - STATEMENT OF NET REVENUE AND
APPROPRIATIONS ACCOUNT FOR THE YEAR ENDED 31ST MARCH, 19....
|
Corresponding figures of previous year |
Particulars |
Amount |
Corresponding figures of previous year |
Particulars |
Amount |
|
1 |
2 |
3 |
4 |
5 |
6 |
|
1. To Balance of loss brought forward from last account. 2. To net operating deficit as per Statement III. 3. To appropriations (applicable to local Authority Licensee only):- (a) Interest on loan capital (b) Instalment of redemption of loan capital,
as per (col 8 of St. 1.(A) (1). (c) General Rates. 4. (a) Provision for taxes on Income and profit for the year Rs
. |
1. By Balance of profit brought for-ward from last account. 2. By net operating surplus as per Statement-III. 3. By interest on securities investments. 4. By other receipts (non-operating rents) outgoing
not other provided for transfer fee etc. specified.) 5. Adjustment in respect of excess provision of income-tax. 6. By
Balance of loss carried over. |
||||
|
(b) Additional short provision in respect of
year 19... . ............ 5. To instalment of write-down in respect of
intangible assets. 6. To instalment of contribution towards
arrears of Depreciation as per Statement V-Column 6. |
|
||||
|
7. To contribution towards Contingencies
Reserve as per Statement VI-Column 3. 8. To appropriation towards development
Reserve as per Statement VII- Column 4 or 8 or 4+8. 9. To appropriation to Tariffs and Dividends
Controls Reserve, as per Statement VIII-Column 3. 10. To appropriation to Consumers Rebate
Reserve, as per Statement IX column 4. 11. To other
special appropriation permitted No by the State
Government, as per
Statement X- Column 3. |
|
||||
|
12. To appropriation towards interest paid and
accrued and dividends paid and payable:- (a) Interest on debentures. (b) Interest on loans borrowed from
Organisation or Institution approved by the State Government. (c) Interest on other secured loans. (d) Interest on unsecured loans, advances,
deposits, bank over-drafts, etc |
|
||||
|
(e) Dividends on preference share capital. (f) Dividends on ordinary share capital. To balance of profit carried over. |
|
||||
NO. XII - GENERAL BALANCE SHEET AS ON 31ST MARCH, 19
|
Corresponding figures of previous year |
Particulars |
Amount |
Corresponding figures of previous year |
Particulars |
Amount |
|
1 |
2 |
3 |
4 |
5 |
6 |
|
1. Capital raised and appropriated vide Statement-I or I-A Reserve and Surplus. |
1. Capital amount expended on works in use-Statement-II. Less-Accumulated provisions for depreciation-Statement V Net Block. |
||||
|
2. Non-statutory Reserve. |
2. Balance of written down cost of obsolete, inadequate etc.
assets- Statement IIA. Current Assets. (a)
|
||||
|
3. Contingencies Reserve Fund as per Statement No. VI. |
3. Capital Works in progress. |
||||
|
4. Development Reserve as per Statement
VII. |
4. Stores and materials in hand- (b)
Fuel-Coal and/or etc. at
cost. (c)
General stores at or below cost. |
||||
|
Note: - Contingent liabilities and outstanding commitments, if
any, to be stated on the face of this balance sheet. |
|||||
|
5. Tariffs & Dividends
Control Reserve as per Statement VIII. |
5. Debtors for amounts paid
in advance on account of contracts. |
||||
|
6. Consumers Rebate Reserve
as per Statement IX. |
6. Sundry debtors for
electricity supplied. |
||||
|
7. Special appropriations (as
permitted by the State Government) reserve as per Statement X. |
7. Other debtors (as per the
Schedule attached). |
||||
|
8. Balance of Net Revenue and
Appropriations Account as per Statement XI. Current Liabilities and Provisions. |
8. Accounts receivable (to be specified). |
||||
|
9. Balances due on
construction of Plant, Machinery, etc. |
9. Investments in statutory
securities of cost. (a) Contingencies Reserve Fund
Investment. (Market value on closing date). (b) Depreciation Reserve Fund
Investment. (Market value on closing date). (c) Other investments. (Market value on closing date). |
||||
|
10. Creditors of open
accounts (as per schedule attached). |
10. Special investments. (a) In respect of taxation. (b) Others (to be specified). |
||||
|
11. Consumers Security
deposits: (i) In Cash
Rs............................ (ii) In
Securities Rs............................ |
11. Balance at Bank: (a) Deposit account. (b) Current account and at call. |
||||
|
12. Accounts payable (to be specified). |
12. Cash in hand Debits
Balances. |
||||
|
13. Temporary accommodations,
Bank overdrafts and other finances. |
13. Net Revenue and
Appropriations Account balance at debit thereof Statement XI. |
||||
|
14. Other current and accrued
liabilities (to be specified). |
14.
Deferred payments. |
||||
(See Rule
27)
MODEL FORM OF DRAFF CONDITIONS OF SUPPLY
Name of undertaking.............................................................................
Part - I
1. General-
(a) The
Act means the Indian Electricity Act, 1910 as in force from time to time.
(b) Licensee
means................
(c) Consumer
means any person who is supplied with energy by the incensee or whose premises
are for the time being connected for the purpose of supply of energy with the
works of the licensee.
(d) Date
of presentation means the second day after the date of any bill rendered by
the licensee.
2. Application and agreement for supply-
(a) Application
and agreement for supply of electrical energy shall be made in the form
attached hereto (Appendix A:) obtainable free of cost at the local office of
the licensee. The application shall be
signed by the owner or occupier of the premises for which supply is
required. Any assistance and
information required for filling up the form will be given to the applicant at
the local office of licensee.
(b) If the
supply is required for motors the applicant shall state the purpose for which
the motors are required.
3. Notice before connection- The
intending consumer must give at least one months notice before the supply is
required.
4. Notice for fixing the position of service, meter, etc.- Upon
receipt of the requisition for supply seven clear days notice shall be sent by
the licensee, to the applicant for supply or to the contractor action on his
behalf, for his representative to meet the engineer of the licensee for the
purpose of inspecting the premises and fixing the point of entry of supply
mains and the position of the mains, cut-outs or circuit breakers and
meters. The licensee will, in no case,
fix meters and main cut-out, nor allow the same to remain in any position which
entails entry of his employees into purdah or religious quarters.
5. Quotations, etc., for laying-Service lines-
(a) The
position for the service having been agreed upon as provided for in condition
No. 4 above, the licensee shall thereafter submit to the applicant a quotation
of the estimate of the cost of carrying out the work. The quotation having been accepted, the applicant shall be
required to deposit the amount of the estimate with the licensee before the
service is laid. The deposit having
been duly paid, orders shall be issued for the work to be put in hand and the
amount so deposited shall be subsequently adjusted, if necessary, or
compilation of the figures of the actual cost of the service line. Other conditions being equal, service lines
shall as far as possible be laid in the order of the dates or receipt of the
deposit money.
Note- The service line, notwithstanding that a portion of the cost has been
paid for by the consumer, shall remain the property of the licensee by whom it
is to be maintained.
(b) If a
consumer desires to have the position of the existing service line altered the
licensee shall carry out the work and charge the consumer the cost of the
additional material used and the labour employed plus 15 percent of the later as supervision charges
(c) Service lines for
temporary illumination shall be laid by the licensee where possible and the
cost incurred in laying and removing such service lines as determined in the
manner laid down in clause (b) above shall be paid by the consumer.
(d) Where any difference or
dispute arises as to the cost of fixing of the position of service lines, the
matter shall be referred to the Electrical Inspector for and shall be decided
by him.
(e) A
consumer requiring high voltage supply must provide and maintain at his expense
a locked and weather proof enclosure of agreed design, for the purposes of
housing the licensees metering equipment.
Such an enclosure may be used by the consumer for his own similar
metering equipment but for no other purposes.
6. Service Lines- The licensee shall
lay free of charge 30 metres of service line from his nearest distribution main
outside the limits of the property in respect of which the requisition is
made. Any length in excess of 30
metres, as defined above and the whole of the service line within the limits of
the property in respect of which application is made shall be paid for by the
applicant. The cost mentioned above
however, shall be exclusive of the proportionate cost of the first pole and
fittings beyond 30 mts. aforesaid. The
proportionate cost of such poles and fitting shall be in the same ratio as 30
metres is to the length of the line beyond 30 metres from the point of tap-off
of the service and the second support of the service line.
The main cut-outs or fuses shall be inserted and sealed by the licensee
free of cost to the consumer.
7. Consumer not to interfere with the supply mains or
apparatus- The meter boards, main cut-outs, etc. must on
no account be handled or removed by any one who is not in the employ of the
licensee. The seals which are fixed on
the meters and the licensees apparatus must on no account be broken.
8. Writing on consumers premises- For
the protection of the consumer and the public generally, it is necessary that
the wiring on the consumers premises should conferm to the I.E. Rules and the
Rules of the Fire Insurance Company in term of which the building is insured
and be carried out by a licensed electrical contractor. The material used for wiring shall comply
with the standards laid down in that behalf by the Indian Standards Institution
or equivalent. As soon as the
consumers installation is completed in all respects and tested by the
consumers contractor, the consumer should submit to the licensee the wiring
contractors completion and test report.
A form for this purpose shall be supplied by the licensee. It is important that the conditions named
herein are fully complied with as otherwise there will be delay in obtaining
the supply.
As required by rule 45 of the Indian Electricity Rules, 1956, no
electrical installation work (including additions, alterations, repairs and
adjustments to existing installations), except such replacement of lamps, fans,
fuses, switches, low voltage domestic appliances and fittings as in no way
alter the capacity and the character of the installation, shall be carried out
upon the premises on behalf of any consumer or owner for the purposes of supply
of energy to such consumer or owner, except by an electrical contractor
licensed by the in this behalf and under the direct supervision of a person
holding a certificate of competency issued or recognised by the ... Any person
committing a breach of rule 45 shall render himself liable to punishment under
rule 139 of the said rules.
9. Apparatus on consumers premises-
(a) All
transformers, switch gear and other electrical equipment belonging to the
consumer and connected to the mains of the licensee shall be maintained to the
reasonable satisfaction of the licensee.
(b) In the
case of high voltage consumers, suitable protective devices approved by the
licensee shall be used so as to afford full protection to the licensees
apparatus placed on the consumers premises.
10. Procedure for testing installation by licensee and fee-
(a) Upon receipt of the test report the licensee shall notify to
the applicant the time and the day when the licensees representative proposes
to inspect and test the installation.
It will then be the duty of the applicant to arrange that representative
of the wiring contractor employed by him is present at the inspection to give
the licensees representative any information that may be required by him
concerning the installation.
(b) No
connection shall be made until the consumers installation has been inspected and
tested by the licensee and found satisfactory No charge shall be made for the
first test made by the licensee but subsequent tests due to faults disclosed at
the initial test shall be charged for in accordance with part III of these
conditions. Periodical tests of the installation will also be undertaken by the
licensee at rates that may be ascertained from his local office.
(c) Before taking the insulation test of the installation the
wiring must be completed in all respects.
All fittings, whether incandescent lamps, fans, motors, heating, cooking
or other apparatus, must be connected to the conductors and all fuses must be
in place and all switches switched in the on position before the tests are
carried out. Temporary wires or
fittings or dead ends should not be included in the installation and no part of
the work should be left incomplete.
(d) A
pressure of 500 volts will be applied between installation and earth and the
insulation resistance to earth after one minutes electrification shall be such
as will not cause a leakage from the installation exceeding one five thousand
part of the maximum current demanded.
(e) The test between the poles should give at least half the
result of that to earth. (o Manufacturers test certificates in respect of
all high voltage apparatus shall be produced if required by the licensee.
11. Extensions and alterations- Should
the consumer, at any time after the supply of energy has been commenced
increase the number or size of lights, fans or motors, etc. on his premises or
in any way alter the position of his writing therein, notice thereof must be
sent in writing to the licensee whose representative will call and inspect the
alteration and, if necessary, change the meters and fuses and alter the service
line. Failure to give such notice may
derange the supply system and render the supply liable to be summarily
discontinued. During such time as
alterations, additions or repairs are being executed, the supply to the circuit
which is being altered, added to or repaired must be entirely disconnected and
it shall remain disconnected until the alterations, additions or repairs have
been tested and passed by the licensee.
12. Failure of supply-
(a) Should at any time the licensees service fuse or fuses fail,
notice thereof should be sent to the licensees local office or if there are
sub-stations, to the nearest sub-station.
Only authorised employees bearing the badge of the licensee are
permitted to replace these fuses in the licensees cut-outs. Consumers are not allowed to replace these
fuses and they will render themselves liable to a heavy penalty if the
licensees seals placed to protect his apparatus are broken. The licensee does not allow his employees to
carry out any repair except replacement of fuses in the consumers
installation.
(b) The licensee shall not be liable for any claims for loss,
damage or compensation whatsoever arising out of failure of supply when such
failure is due either directly or indirectly to war, mutiny, civil commotion,
riot, strike, lock-out, fire, tempest lightning,
13. Access to premises and apparatus- The licensees servant possessing a written
authority signed by the engineer or manager or the licensee are entitled at all
reasonable time and on informing the occupier to enter the premises to which
the energy is supplied for the purpose of inspecting meters and for other
purposes connected with the apparatus belonging
to the licensee.
14. Security Deposit- The
licensee may require any consumer to deposit security for the payment of his
monthly bills for energy supplied and for the value of the meter and other
apparatus installed in his premises. No
interest will be allowed in deposits upto Rs. 25. Interest at the rate of............. per cent per annum will be
paid by the licensee oil deposits exceeding Rs. 25.
The licensee shall be at liberty at any time to apply any security
deposited towards payment or satisfaction of any money which shall become due
or owing by the consumer. The licensee
shall also be at liberty to demand enhanced security deposit from consumers at
any time during the life of the contract.
The balance of the security deposit will be returned to the consumer on
the termination of the contract.
The consumer may at any time, with the previous consent of the licensee
transfer the contract and its liabilities to any other person approved by the
licensee.
15. Method of charging for current-
(a) The prince and method of
charging for current supplied shall be such as may be fixed by the licensee from
time to time subject to the provisions of the Electricity (Supply) Act, 1948.
(b) Unless specified otherwise all rates refer to one point
supply
16. Payment of bills-
(a) Bills should be paid at
the licensees local office within 15 days from the date of their presentation.
(b) Any
complaints with regard to the accuracy of the bills shall be made in writing to
the licensee and the amounts of such bills shall be paid under protest within
the said period of 15 days. The amounts
of bills paid under protest will be regarded as advance to the credit of the
consumers account until such time as the bills in dispute have been fully
settled.
(c) If the consumer fails to pay any bills presented to him
within the said period of 15 days, the licensee shall be at liberty to take
action under sub-section (1) of section 24 of the Act and to cut-off the supply
after giving such consumer not less than 7 clear days notice in writing
without prejudice to his right to recover the amount of the bill by suit. Where, however, any difference or dispute
has been referred under the Act to the Electrical Inspector for... before
notice aforesaid has been given by the licensee, the licensee shall not be at
liberty to cut-off the supply for failure to pay the bill except where the
licensee has made a request in writing to the consumer that the amount in
dispute should be deposited with the said Electrical Inspector and the consumer
has failed to comply with such request.
17. Notice of removal-
(a) Consumers
about to vacate or sublet their premises should give to the licensee a seven
clear days notice in writing, together with an opportunity for disconnecting
the premises, otherwise the licensee cannot guarantee that the meter readings
will be taken on the required date. Failing
such notice, the consumer will be held responsible for energy consumed on the
premises in respect of which the licensee holds agreement for the supply of
energy until the expiration of seven days from the day on which the notice of
removal in writing has been received at his office.
(b) Consumers
leaving the station for a period exceeding two months and closing their houses
while away, or those houses remain closed and unoccupied owing to non-tenancy
for the same period are requested to inform the licensee before-hand so that
the meters installed at the premises may be read, installations disconnected
and the licensees property removed if agreed to between the licensee and the
consumer or otherwise to notify the licensee where the key can be obtained to
enable the licensees engineer to remove, the fuses whenever it is desired to
test the distribution mains in the consumers district. In such cases consumers will not be charged
the monthly minimum provided that: -
(i) The
rental of meter or meters of the licensee shall be paid so long as they remain
on the consumers premises if the meters are removed, the charges as provided
for in Part III will be payable for removing and re-fixing the meters;
(ii) The
consumer agrees to the extension of the term of the agreement by the period by
which the monthly minimum charge has been waived if the period, of his contract
had not expired;
(iii) A
reconnection fee as provided in part III is paid before reconnection.
Should the consumer require reconnection before the expiry of two
months, both the reconnection fee and the monthly minimum charge will have, to
be paid by the consumer. The life of
the contract will not be extended in such cases.
(c) When
a consumer, leaves his installation connected to the licensees mains, but
locks up the meter or otherwise makes it inaccessible for reading by the
employees of the licensee, for the first month of such inaccessibility the
consumer will be charged the monthly minimum.
If in the next month the meter is accessible for reading, the consumer
will be charged the actual consumption less the above minimum, but subject to
the monthly minimum. If on the other
hand the meter remains inaccessible in the second month also the consumer will
be served with 24 hours notice (section 20 of the Act) to open his premises
for the reading of the meter by any employee of the licensee at a fixed time
and date; the meter is now made available for reading, the consumer will be
charged the actual consumption less the minimum charged or paid for the first
month of inaccessibility subject to monthly minimum. If the meter remains inaccessible even after 24 hours notice,
the premises will be disconnected. For that
month also the monthly minimum charge will be charged to the consumer. If the meter is made accessible subsequent
to the disconnection for purposes of reading the meter and settling accounts or
for reconnection of the service, as the case may be the consumer will be
charged the actual consumption less the two minima or paid for the two months
of inaccessibility subject to the proportionate minimum for the period of
inaccessibility of the meter upto the time of disconnection. If the consumer applies for reconnection,
fees under clause B.I of part III of these conditions will be collected before
reconnection
18. Accuracy of meters- Should the consumer dispute the accuracy of any meter which is not his
own property, he may, upon giving notice and paying the prescribed fee, have
the meter tested by the licensee or the Electrical Inspector, in accordance with section 26 of the
Act. In the event of the meter being
tested by the licensee and found to be beyond the limits of accuracy as
prescribed in the Indian Electricity Rules, in force from time to time, the
testing fee shall be returned and the amount of the bill adjusted in accordance
with the result of the test taken with respect to the meter readings of the
three months prior to the month in which the dispute has arisen, due regard
being paid to conditions of occupancy during the months. In the event of the test being undertaken by
the Electrical Inspector for.
.and the meter being found to be incorrect, the
period during which the meter shall be deemed to have been incorrect, and the
amount of energy supplied to the consumer during this period shall be decided
by the Electrical Inspector for................where................ decision
shall be final. Rent for the meter for
the period it is found inaccurate will not be charged by the licensee.
19. Discontinuance of Supply-
(a) If
any consumer adopts any electrical appliance which is likely to affect
injuriously the supply to other consumers or uses the energy supplied or deals
with it in any manner so as to unduly or improperly to interfere with the
efficient supply of energy to any other person by the licensee or fails to keep
in proper order any meter belonging to him by which the supply is registered,
the licensee may discontinue the supply so long as such an appliance is so
adopted or the energy is so used or dealt with or the meter is not kept in
proper order, and as the case may be.
(b) The
licensee shall not be bound to give or continue the supply if the Electrical
Inspector for................ or other competent person appointed by
the................ Government is satisfied that the electric supply-lines,
fittings, works or any other apparatus within the said premises are not in good
order and condition and are likely to effect injuriously the use of energy by
the licensee or by other persons.
(c) Any
consumer who after having been duly notified, refuses to permit or fails to
give an authorised representative of the licensee, reasonable facilities to
enter any premises to which energy is, or has been supplied for the purpose of
testing or inspecting the installation of the consumer, shall be liable to have
the electricity supply discontinued after the expiry of 24 hours notice in
writing in accordance with section 20 of the Act.
20. System of supply- Supply
of energy shall be given by the licensee on the following systems, namely: -
|
(i) Low voltage two wire or Alternating
current single phase 50 cycles; |
Direct current |
|
(ii) Medium voltage- three wire three phase
50 cycles; |
Direct current or Alternating current |
|
(iii) High voltage-three phase 50 cycles. |
Alternating current |
21. Classification of
installations- A.C. System-
(a) Two
wire single phase, 230 volts-
(i) General
supply not exceeding 10 amperes.
(ii) Motive
power installations upto I BHP in aggregate.
(b) Four-wire,
three phase, 230 volts between phase wires and neutral general supply exceeding
10 amperes.
(c) Three-wire,
three phase, 400 volts between phases- Motive general supply exceeding 10
amperes.
D.C. system-
(a) Two-wire
130 volts-
(i) General
supply not exceeding 10 amperes.
(ii) Motive
power installations upto I BHP in aggregate.
(b) Three-wire
460 volts between outers- Motive power installations of over 1 BHP.
22. General Wiring Conditions-
(a) Mains- The consumers mains shall in
all cases be brought back to the licensees point of supply and sufficient
cable shall be provided for connecting up with the licensees apparatus.
(b) Switches and Fuses- The consumer shall
provide linked quick break main switches and a single pole fuse on each
conductor except the neutral conductor which shall be fixed as near as possible
to the licensee meter board.
(c) Balance of installation- If the
connected load of any installation exceeds 10 amperes at 230 volts, the
installation shall be wired on the group system separate neutral wires being
brought back in each case to the licensees point of supply An approved type of
double pole linked switch shall control each main circuit. The lamps, fans or any other apparatus of
which the installation consists shall be so grouped that under normal working
conditions the current will be balanced and no current will be following in the
neutral wire.
(d) Medium voltage supply- With medium
voltage supply, i.e., above 250 volts and upto 650 volts, the licensees meter
and service cut-outs shall be enclosed in a strong teakwood box suitably
ventilated and provided with a hasp staple and lock. All wires between which a difference of potential of over 250
volts exists shall be made inaccessible to unauthorised persons or enclosed in
an earthed metallic casing or conduit.
A Caution Board printed in Hindi and the local language of the
district shall be fixed thereto.
(e) Overhead Mains- In order to save the
expense of a long underground service on private property, a consumer may, with
the licensees approval erect a pillar on that portion of his property which is
nearest to the licensees supply mains into which the service shall be laid and
from which the consumer shall run overhead mains to his premises. These overhead mains shall constitute a
portion of his installation and shall be laid in compliance with the Indian
Electricity Rules in force from time to time.
An efficient chocking coil and lightning arrestor maybe fixed at the
commencement of the overhead line at the consumers cost should be desire the
same, as an additional protection for his installation.
(f) Earthing- Gas pipes shall on no account
be used for earthing purposes.
(g) Domestic heating and cooking- A special
circuit for heating and cooking shall be run from the licensees point of
supply Wall plugs used on these circuits shall be of the three pin type, the
third pin being an earth connection.
Two pin plugs or lighting sockets shall not be allowed. All appliances used in the bathroom for
heating or washing purposes or in any damp location must be effectively
earthed.
(h) Plugs- All plugs shall be switched on
the live wire and not on the neutral.
(i) Wiring- Single leads shall not be
allowed to be run separately in iron conduit.
(j) A.C. Motor installation- Motors shall
be provide with control gear so as to prevent satisfactorily the maximum
current demand from the consumers installation exceeding the limits given in
the following schedule at any time under all possible conditions. Failure to comply with these regulations
will render the consumer liable to disconnection from the supply on account of
interference with the supply to other consumers: -
|
Nature of
supply |
Size of installation |
Limit of maximum current demanded |
|
Single phase |
Size
of installation Upto and including 1 BHP |
Six times full load
current. |
|
Three Phase |
Above
1 BHP and upto and including 10 BHP |
Three times full load
current. |
|
|
Above
10 BHP and upto and including 15 BHP |
Twice full load current. |
|
|
Above 15 BHP |
One and a half time full load current. |
Motor circuits shall be controlled by a triple pole linked switch
protected by a no volt release and T.P fuses (or over load releases). It is important that the release should be
maintained in thorough working order.
Wiring for motors shall be run with all three phase wires bunched in a
single metallic conduit, which shall be efficiently earthed throughout and
connected to the frame of the motor from which two separate earth wires shall
be run. The minimum size of the
earth-wire permitted is No. 14 S.W.G. All motors shall comply in every respect
with the Indian Electricity Rules, in force from time to time.
Motors above 1 BHP shall be wound for three-phase, 400 volts between
phases.
(k) Power Factor of Apparatus- The
apparatus shall have a power factor of not less than 85 per cent at normal
working load.
Intending consumers are advised to consult the Engineer of the licensee
before ordering their motors, as in some cases it may be practicable to relax
the starting current limit dependent on the location and conditions of working.
23. Saving rights- Nothing in these
conditions shall abridge or prejudice the rights of the licensee and the
consumer under the Indian Electricity Act, 1910, or any rules thereunder and
Electricity (Supply) Act, 1948.
Part - II
SCHEDULE OF RULES
(To be filled in by the licensee)
Part - III
SCHEDULE OF
SERVICE & MISCELLANEOUS CHARGES
A. Charges for service line- 30
metres of service line from distributing mains, but not on the property for
which a requisition for supply of electrical energy is received shall be laid
free of charge. The charges for the
rest of the service line shall be recovered on the basis of the actual cost in
accordance with condition No.6 of the conditions of supply plus 14 per centum
of the labour charges to cover supervision charges.
Extension for additions to service lines to meet increased maximum
demand will be charged for on the same basis.
B. Miscellaneous Charges: -
|
Item No. |
Name of charges |
Amount of charges |
|
1 |
2 |
3 |
1. Re-connection
fees-
(a) For
installations upto 11 KW-
(i) At
cut outs,
(ii) At
overhead mains,
(iii) At
underground mains.
(b) For installations over 10 KW 25 per cent
added to the charges under item A above.
(c) If the
same consumer is reconnected within 12 months of the date of last reconnection,
50 per cent will be added to the charges under items (a) and (b) above.
2. Meters-
(a) Hire
of meter, where it is the property of licensee, per meter per-mensem-
(i) A.C.
Single phase meter
(ii) A.C.
Polyphase meter
(iii) Demand
for special type meter.
(b) Removing
of meter at consumers request.
(c) Re-fixing
of meter at consumers request.
(d) Changing
meter for one of higher capacity only at the request of the consumer.
3. Testing-
(a) Installations-
(i) The
first test and inspection will be carried out free of charge but should any
further test or inspection be necessitated by faults in the installation or by
non-compliance with the conditions of supply per extra test or inspection.
(ii) Periodical testing at consumers
request, per test.
(b) Meters-
(i) A.C. Single phase meter
(ii) A.C. polyphase meter
(iii) Demand or special type
meter.
4. Replacements of-
(i) Licenseess fuse.
(ii) Consumers fuse.
Note- For the first month
of service connection or on re-connection the meter rent will be 50 per cent
only if the period is 15 days or less, and full if more than 15 days. For the month in which meter is removed the
rent will be calculated on similar basis.
Note- (i) All charges except those under items 2(a) and 4 are payable in advance.
(ii) The dispute between the
consumer and the licensee regarding accuracy of meter or any other indicator
maybe referred by either party to the Electrical Inspector for settlement.
APPENDIX A
APPLICATION
AND AGREEMENT FOR ELECTRICAL SUPPLY FOR DOMESTIC/INDUSTRIAL PURPOSE
Application
No
. Connection No
..
To
The Electrical
Engineer/Secretary/Manager,
....................
Electric Supply Co. Ltd
..
I/We hereby agree to take from the
.. Electric Supply Co. Ltd. at the
premises stated below a supply of electrical energy not exceeding the connected
load of my/our installation as stated below for a period of not less than two
years from the date of commencement of supply and, I/We hereby further agree to
pay for the said supply at the tariff rates and on the conditions of supply in
force, from time to time and also to pay for all such other proper charges as
become due by me/us from time to time at rates as prescribed in part III of the
conditions of supply. I/We further
agree that I/We lodge with you a deposit calculated as prescribed in the
licensees Conditions of Supply and I/We hereby declare that the said
Conditions of Supply have been perused by/read to me/us and I/We agree to be
bound by the provisions of Clause VI of the Schedule to the Indian Electricity
Act, 1910 and
. Electric Licence, 19
I /We hereby request you to supply
the required energy within one month or such longer period as the Electrical
Inspector for ... may allow from the date of the requisition.
I/We further require you to supply me/us with the necessary meter/meters
on hire in terms of section 26 of the Indian Electricity Act, 1910. I/We agree to give you such security as may
be required for the price of the meter/meters whenever called upon to do so.
The necessary requisition form duly filled in is attached herewith.
Signature of applicant
Present address
Dated
.
Signature & address of witness.
Accepted on behalf of
. Electric Supply Co. Ltd.
Signature
Electrical Engineer/Secretary/Manager
Dated
.
(See Rule 28)
FORM OF REQUISITION UNDER CLAUSE V (4) OF THE SCHEDULE
TO THE ACT
*1We, the undersigned being owners or occupiers of premises situated in or
upon
.................. street, within the area of supply specified in the
Licence, 19
do
2The Government of
the3
..of
being charged with public
lighting of street, within the area of supply specified in the licence, 19
do hereby require you, in pursuance of Clause V of the Schedule to the Indian
Electricity Act, 1910, to provide, within six months of the date of this
requisition distributing main throughout the said street.4
Date at
..
The
. day of
. 19
..
*1. In the case of two or
more owners or occupiers.
2. In the case of State
Government or a local authority.
3. The local authoritys
name will have to be inserted.
4. Or such part of the
street as may be specified.
(See Rule 28)
FORM OF REQUISITION FOR SUPPLY OF ENERGY UNDER CLAUSE VI (5) OF THE
SCHEDULE TO THE ACT
To
Sir, (Name of Licensee)
I/We hereby require you, in accordance with Clause VI of the Schedule to
the Indian Electricity Act, 1910 within one month or within such longer period
as the Electrical Inspector may allow from the date of this requisition to
supply energy for the premises owned/occupied by me/us, and situated within the
area of supply specified in the ..................... Licence 19
.
I/We further require you to supply me/us with the necessary meter/meters
on hire in terms of section 26 of the Indian Electricity Act, 1910. I/We agree to give you such security as may
be required for the price of the meter/meters whenever called upon to do so.
2. Applicants Name.
Occupation/Designation.
Class/Premises.
House No. and/or
Name of the Premises.
Street Town Village or Taluka
Locality
Owned/Tenanted by
3. The following are my/our requirements:
A. Domestic or Residential: No. of points Wattage Total Wattage.
(a) Lights and Fans.
(b) Heating and Small Power.
B. Commercial.
(a) Lights and Fans.
(b) Heating and Small Power.
C. Industrial
Power.
|
Motor and/or apparatus
No. of points H.P. & K.W. Total H.P. & K.W Purpose |
(a) Low Voltage
(b) Medium Voltage
(c) High Voltage
D. Other
purposes.
4. Total connected load applied for ... Watt/Kilowatt.
5. This requisition is for:
(1) Anew service.
(2) A sub-service from one existing service.
The name and address of the consumer whose
service is to be tapped:
His Service No. is
(3) An extension to my existing installation from Service No.
(4) A re-connection of Service No.
(5) A change of name from
Service No
.
(6) The system of wiring will be
1[(7) The wiring work has been/will be carried by:
Name of Contractor:
Address:
Licence No.:
Class:
Validity:]
Applicants signature
Dated the
.day of
.. 19
Present address:
2. Under
Clause VI(l) 1st proviso of the Schedule to the Indian Electricity
Act, 1910, the licensee shall not be bound to comply with any such requisition
unless and until the person making it-
(a) Within
fourteen days after the service on him by the licensee of a notice in writing
in this behalf, tenders to the licensee a written contract in the form,
approved by the State Government duly executed and with sufficient security
binding himself to take the supply of energy for not less than two years to
such amount as will assure to the licensee at the current rates charged by him,
an annual revenue not exceeding 15 percentum of the cost of the service line
required to comply with the requisition; and
(b) If
required by the licensee so to do, pays to the licensee the cost of so much of
any service line as may be laid down or placed for the purposes of the supply
upon the property in respect of which the requisition is made, and of so much
of any service line as it may be necessary for the 6 said purposes to lay down
or place beyond 30 metres from the licensees distributing mains, although not
on that property.
3. In lieu of the contract referred to in Note 2(a) above, the
licensee is prepared to accept a declaration in the following form, subject to
deposit of any required securities by the applicant:
1. Subs. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
DECLARATION
I/We hereby declare that I/we desire to have and agree with the licensee
to take a supply of energy for the above mentioned purposes for a period of not
less than two years from the date of commencement of the supply and to be bound
by the provisions of Clause VI of the Schedule to the Indian Electricity Act,
1910 and by the licensees charge appropriate tariffs applicable to me/us
conditions of supply as are from time to time in force.
Applicants signature.
Note- The applicant is requested to complete the clause referring to this
requisition and to strike out the clauses which are inapplicable.
One rupee stamp
FORM OF ORDER UNDER SUB-RULE (4) OF RULES 5, SUB-RULE
(2) OF RULE 46
To
Supplier, consumer owner, or occupier
1. Whereas
the installation was inspected on
and whereas it appears to me that you have
not complied with rule 5
of the Indian Electricity Rules, 1956, in the
following respect* namely
you are hereby called upon to comply with the said
rule (s) on or before
.day of 19 ... .... and to report compliance in writing
to me.
2. An appeal may be filed against this order under sub-rule (4)
of rule 5 of the Indian Electricity Rules, within three months of the date on
which this order is served or delivered or is deemed to have been delivered but
this order must be complied with, notwithstanding such appeal, unless the
appellate authority on or before the date specified in paragraph above,
suspends its operation.
Dated at
.
The
..day of
. 19
. Signature
Electrical Inspector,
Officer appointed under sub-rule (4) of rule 5
* Particulars
to be given where necessary
(See Rule 46)
MODEL FORMS OF
INSPECTION REPORT
FORM I
INSPECTION REPORT
(Under
Rule 46 of the Indian Electricity Rules, 1956) Low Voltage Installation of
Consumer
Report
No
Date of
Inspection
..
Challan
No
.. Dated
..
Inspection
Fee Rs
Date of Last inspection
1. Consumer No
2. Voltage and system of
supply:
(i) Volts
.
(ii) No.
of Phases
(iii) AC/DC
.
3. Type of wiring*
.
4. Name of the
consumer/owner
5. Address of the
consumer/owner
.
6. Location of the premises
..
7. Particulars of the
installations:
I. Leakage on premises: Number
Connected
Load in KW
(1) Light
Points
.
(2) Fan
Points
(3) Plug
Points
II. Other equipments
(complete details to be furnished):
(1)
(2)
Total Connected load in KW
Maximum current demand in Amps
..
(on the basis of total connected load)
III. Generators (in the case
of consumer himself generating energy):
(1)
.
(2)
.
8. General condition of the
installation:
* Here state casing
capping, lead covered of teak wood batten, concealed, conduit, Tough, Rubber
Sheathed and such other types.
|
Rule of the Indian Electricity Rules, 1956 |
Requirement |
Report |
|
1 |
2 |
3 |
|
29. (i) Is/Are there any sign(s) of overloading
in respect of any apparatus wiring? |
||
|
(ii) Condition of flexible cords, sockets,
switches, plug-pins, cut-outs and lamp holders and such other fittings. |
||
|
(iii) General condition of wiring. |
||
|
(iv) State if any unauthorised temporary
installation exists. |
||
|
(v) State if sockets are controlled by
individual switches. |
||
|
(vi) Any other defect or condition which may
be a source of danger. |
||
|
30. Give report on condition of service lines,
cables, wires, apparatus and such other fittings placed by the supplier/owner
of the premises. |
||
|
31. Has the supplier provided suitable cut-outs
within consumers premises, within enclosed fire proof receptacle? |
||
|
32. (i) State if switches are provided on live
conductors. |
||
|
(ii) State if indication of a permanent
nature is provided as per this rule so as to distinguish neutral conductor
from the live conductor. |
||
|
(iii) Whether a direct line is provided on the
neutral in the case of single phase double pole iron clad switches instead of
fuse? |
||
|
33. (i) State if earthed terminal is provided by
the supplier. |
||
|
(ii) Have three pin plugs been provided for
plug points? |
||
|
(iii) Report on the efficiency of the earthing
arrangement. |
||
|
49. Leakage on premises: State insulation resistance between conductors and
earth in megaohms. |
||
|
50. (i) State
if linked switches of requisite capacity are provided near the point of commencement of supply |
||
|
(ii) State if the wiring is divided in
suitable number of circuits and each such circuit is protected by suitable
cut-out. |
||
|
(iii) State if supply to each motor or
apparatus is controlled by suitable linked switch. |
||
|
(iv) Has it been ensured that no live part is
so accessible as to cause danger? |
||
|
61. (i) Have the frame of every generator,
stationary motor and so far as practicable portable motor and the metallic
parts (not intended as conductors) of all other apparatus used for regulating** or
controlling energy been earthed by two separate and distinct connections with
earth? |
||
|
(ii) Is the earth wire free
from any mechanical damage? |
||
|
(iii) In the case of
conduit/lead covered wiring, has the conduit or lead cover been efficiently
earthed? |
||
|
(iv) If the consumer has him
own earth-electrode, state if it is properly executed and has been tested
with satisfactory results. |
||
|
Overhead lines: |
||
|
74.
(i) State if the consumer has any overhead line and if so their
condition with to specific reference to
relevant rule. |
||
|
93. (ii) Is there any other overhead line near the
premises of the consumer which does not comply with rule 79 or 80? |
||
|
(iii) Is guarding provided
for overhead lines, if it is inside the factory, for road crossings and busy
localities? |
||
|
(iv) Any other remarks. |
||
|
Inspecting
Officers Signature
Name
Designation
.. File
No
Dated:
. Copy
for-warded to the Electrical Inspector for
... in accordance with rule 46(l) (b) of the Indian
Electricity Rules, 1956.
Signature
Name
. |
||
** Not
applicable to isolated wall tubes or to brackets, electroliers, switches,
ceiling fans and such other fittings (other than portable hand lamps and
transportable apparatus) unless provided with earth terminal.
FORM II
INSPECTION REPORT
(Under rule 46 of the Indian Electricity Rules, 1956)
(Medium voltage installations of a consumer)
Report No
.. Date
of Inspection
Challan No
. Dated
.
Inspection Fee Rs
... Date
of Last inspection
.
1. Consumer
No
2. Voltage
and system of supply:
(i) Volts
(ii) No.
of phases
..
(iii) AC/DC
..
3. Name
of the consumer/owner
.
4. Address
of the consumer/owner
.
5. Location
of the premises
.
6. Particulars of the Installation:
I. Motors:
|
|
Make |
No. |
H.P |
Amps. |
Voltage |
|
(1)
(2)
(3)
... (4)
(5)
... |
|||||
|
II. Other equipment (complete details to be
furnished): |
|||||
|
(1)
. (2)
. (3)
.. Total connected load h.p/k va
|
|||||
|
III. Generators (in the case of consumer himself
generating energy): |
|||||
|
(1)
.. (2)
.. (3)
.. |
|||||
7. General condition of the
installation:
|
Rule of the Indian Electricity Rules, 1956 |
Requirements |
Reports |
|
1 |
2 |
3 |
|
3. Is the list of authorised persons properly made and kept
up to date duly attested? |
||
|
29. (i) Is/Are there any sign(s) of over
loading? |
||
|
(ii) State if any unauthorised
temporary installation exist. |
||
|
(iii) Are the electric supply
lines and apparatus so installed, protected, worked and maintained as to
prevent danger? |
||
|
(iv) Any other general remarks. |
||
|
30. Service line and
apparatus of the supplier on consumers premises. Give
report on condition of service lines, cables, wires and apparatus and such
other fittings placed by the supplier/owner on the premises. |
||
|
31. Has the supplier
provided suitable cut-outs within consumers premises, in an accessible
position? Are they contained within
an adequately enclosed fire proof receptacle? |
||
|
32. (i)
State if switches are provided on live conductors. |
||
|
(ii) State if indication of a
permanent nature is provided as per this rule so as to distinguish neutral
conductor from live conductor. |
||
|
(iii) Whether a direct link is
provided on the neutral in the case of single phase double pole iron-clad
switches instead of fuse? |
||
|
33. (i) State if earthed terminal is provided by
the supplier. |
||
|
(ii) Is the Consumers
separate earth efficient? |
||
|
(iii) Report on the efficiency
of the earthing arrangement. |
||
|
34. (i)
Are bare conductors in building inaccessible? |
||
|
(ii) Whether readily
accessible switches have been provided for rendering them dead? |
||
|
(iii) Whether any other safety
measures are considered necessary? |
||
|
35. State if Danger Notice in Hindi and the
local language of the district and the type approved by the Electrical
Inspector is affixed permanently in conspicuous position as per this rule. |
||
|
38. State if flexible cables used for portable
or transportable equipment covered under this rule, are heavily insulated and
adequately protected from mechanical injury. |
||
|
44. (i) State if instructions in 1[English
or Hindi and the local language of the district and where Hindi is the
local language, in English and Hindi,] for the restoration of persons
suffering from electric shock have been affixed in a conspicuous place. |
||
|
(ii) Are the authorised persons able to apply
instructions for resuscitation of persons suffering from electric shock? |
||
|
49. Leakage on premises:, State insulation resistance between conductors and earth in
Megaohms. |
||
|
50.(i)
Whether a suitable linked switch/circuit breaker is placed near the point of
commencement of supply so as to be readily accessible and capable of being
easily operated to completely isolate the supply? |
||
|
(ii) Whether
every distinct circuit is protected against excess energy by means of a
suitable circuit breaker or cut-out? |
||
|
(iii) State
if a suitable linked switch or circuit breaker is provided near each motor or
apparatus for controlling supply to the motor or apparatus. |
||
|
(iv) State
if adequate precautions are taken to ensure that no live parts are so exposed
as to cause danger. |
||
|
51. (i) State the condition of metallic coverings
provided for various conductors. |
||
|
(ii) (a)
State whether clear space of 90 cm is provided in front of the main switch
board. |
||
|
(b) State whether the space behind the switch
board exceeds 75 cm in width or is less than 23 cm. |
||
|
(c) In case the clear space behind the
switch-board exceeds 75 cm. state whether a passage way from either end of
the switch-board to a height of 1.80 metres is provided. |
||
|
61. (i)
Has the neutral conductor at the transformer been earthed by two
separate and distinct connections
with earth. |
||
|
(ii) Have the frame of every generator,
stationary motor and so far as practicable portable motor and the metallic
parts (not intended as conductors) of all transformers and any other
apparatus used for regulating or controlling energy and all medium voltage
energy consuming apparatus been earthed by two separate and distinct
connections with earth? |
||
|
(iii) Have the metal casings or metallic
coverings containing or protecting any electric supply line or apparatus been
properly earthed and so joined and connected across all junction boxes as to make
good mechanical and electrical connection |
||
|
(iv) State if the consumers earth electrode
is properly executed and has been tested with satisfactory results. |
||
|
(v) Is the earth wire free from any
mechanical damage? Overhead Lines: |
||
|
74. (i) State if the consumer has any
overhead lines and if so their condition to with specific reference to
relevant rules. |
||
|
93. (ii) Is there any other overhead line near
the premises of the consumer which does not comply with rule 79 or 80? |
||
|
(iii) Is guarding provided for overhead lines
if it is inside the factory, for road crossings and busy localities? |
||
|
(iv) Any other remarks. |
||
|
Inspecting Officers
Signature
Name:
.. Designation:
.
File No
.. Dated:
. |
||
1. Ins. by Notification No.
G.S.R. 735, dated 4th September, 1982.
FORM III
INSPECTION REPORT
(Under rule 46 of the Indian Electricity Rules, 1956)
High and Extra-high Voltage Installation of a Consumer
Report
No
Date of Inspection
Challan
No
Dated
Inspection
Fee Rs
. Date of Last
inspection
1. Consumer No
2. Voltage and system of
supply:
(i) Volts
.
(ii) No.
of phases
(iii) AC/DC
..
3. Name of the
consumer/owner
.
4. Address of the
consumer/owner
5. Location of the
premises
6. Particulars of the
installation
I. Motors:
|
|
Make |
No. |
H.P. |
Amps. |
Voltage |
|
(1)
(2)
. (3)
.. |
|||||
II. Transformers:
|
|
Make |
No. |
KVA |
Power |
Voltage
|
|
(1)
.. (2)
.. (3)
. |
|||||
|
III. Other
equipment (complete details to be furnished): |
|||||
|
(1)
(2)
(3)
. |
|||||
|
IV Total capacity in h.p./KVA
.. |
|||||
|
V. Generators (in the case of consumer himself
generating energy): |
|||||
|
(1)
.. (2)
. (3)
. |
|||||
7. General condition of the
installations:
|
Rule of the Indian Electricity Rules, 1956 |
Requirement |
Report |
|
1 |
2 |
3 |
|
3. (i) Is the list of authorised persons
properly made and kept upto date duly attested? |
||
|
(ii) Whether the authorised persons are
competent for the work assigned to them? |
||
|
29.
(i) Is/are there any
sign(s) of over-loading in respect of any apparatus? |
||
|
(ii) State if any unauthorised temporary
installation exists. |
||
|
(iii) Whether
the H.V motors and controlling equipment are being over hauled periodically
and record kept of the same in a register? |
||
|
(iv) Whether the transformer oil samples are
being tested periodically and results recorded in a register? |
||
|
(v) Whether suitable lightning arrestors
have been provided near the transformers for protection against lightning? |
||
|
(vi) Whether earth resistance is being measured
periodically and results recorded in a register? |
||
|
(vii) Any other defect or condition which may
be source of danger. |
||
|
(viii) Any other general remarks. |
||
|
30. Service line and apparatus of the supplier
on consumers premises: Give report on the condition of
service lines, cables, wires, circuit breaker, isolating switches, protective
recording and integrating apparatus and such other fittings placed by the
supplier/owner on the premises. |
||
|
31. Has the supplier provided suitable cut-outs,
within consumers premises, in an accessible position? Are they within an adequately enclosed
fire proof receptacle? |
||
|
33.
(i) State if earth terminal
is provided by the supplier. |
||
|
(ii) Is the consumers separate earth efficient?
(State the earth resistance, if measured). |
||
|
(iii) Report on the efficiency of the earthing
arrangement. |
||
|
34.
(i) Are bare conductors (if
any) in building inaccessible? |
||
|
(ii) Whether readily accessible switches have
been provided for rendering them dead? |
||
|
(iii) Whether any other safety measures are
considered necessary? |
||
|
35. State if Danger Notices in Hindi and the
local language of the district and of the type approved by the Electrical
Inspector are affixed permanently in conspicuous position as per this rule. |
||
|
36. Whether the practice of working on live
lines and apparatus is adopted? If
so, have the safety measure been approved by the Electrical Inspector? |
||
|
41. State if the circuits or apparatus intended
for operating at different voltage (s) are distinguishable by means of
indications) of permanent nature. |
||
|
42. Whether all circuits and apparatus are so
arranged that there is no danger of any part(s) becoming accidentally charged
to any voltage beyond the limits of voltage for which it/they is/fire intended? |
||
|
43. (i) In
the case of generating and enclosed stations have fire-buckets, filled with
clean dry sand, been conspicuously marked and kept in convenient situations
in addition to fire-extinguishers suitable for dealing with electric fires? (ii) State if First Aid Boxes or Cupboards
conspicuously marked and properly equipped are provided and maintained. (iii)Is
some staff trained in First Aid Treatment? |
||
|
44. (i) State if instructions in 1[English or Hindi and the local language
of the district and where Hindi is the local language, in English and Hindi,]
for the restoration of persons suffering from electric shock have been
affixed in a conspicuous place. |
||
|
(ii) Are the authorised persons able to apply
instructions for resuscitation of persons suffering from electric shock? |
||
|
|
||
|
49.
Leakage on premises: State insulation
resistance between conductors and earth in Megaohms. |
||
|
50. (i)
Whether a suitable linked switch/circuit breaker is placed near the
point of commencement of supply so as to be readily accessible and capable of
being easily operated to completely isolate the supply? |
||
|
(ii) Is there a suitable linked switch or a
circuit breaker to carry and break the full load current on the secondary
side of a transformer? |
||
|
(iii) Whether every distinct circuit is
protected against excess energy by means of a suitable circuit breaker or
cut-outs? |
||
|
(iv) State if a suitable linked switch or
circuit breaker is provided near the High Voltage motor or other apparatus
for controlling supply to the motor or apparatus. |
||
|
(v) State if adequate precautions are taken
to ensure that no live parts are so exposed as to cause danger. |
||
|
51. (i) State the condition of metallic coverings
provided for various conductors. |
||
|
(iii) (a)
State whether clear space of 90 cm is provided in front of the main
switch-board. |
||
|
(b) State whether the space behind the
switch-board exceeds 75 cm. in width or is less than 23 cm. |
||
|
(c) In case the clear space behind the
switch-board exceeds 75 cm state whether a passage way from either end of the
switch board to a height of 1.80 meters is provided. |
||
|
64. (i) State if all conductors and apparatus
including live parts thereof are inaccessible. |
||
|
(ii) State if all windings of motors or other
apparatus are suitably protected. |
||
|
(iii) State the method adopted to guard lower
voltage circuits in transformers becoming accidentally charged above
its/their normal voltage. |
||
|
(iv) State in case of transformers or switches
or static condensers involving the use of more than 2,275 litres of oil in
one chamber, if suitable oil soak pits are provided. |
||
|
(v) Where 9,000 litres or more of oil is
used in any one oil tank, has provision been made for draining away or
removal of oil which may leak or escape from such tank(s)? |
||
|
(vi) State if trenches inside sub-station
containing cables are filled with non-inflammable material or completely
covered with non-inflammable slabs. |
||
|
(vii) Are conductors and apparatus so arranged
that they may be made dead in sections for carrying out work thereon? |
||
|
66. In case of metal sheathed electric supply
lines, are the metal sheaths connected with earth properly? |
||
|
67. (i) Have the frame of every generator,
stationary motor, and so far as practicable portable motor
and metallic parts not intended as conductors of all transformers and an
other apparatus used for regulating or controlling energy and all high
voltage energy consuming apparatus been earthed by two separate and distinct
connections with earth? |
||
|
(ii) Is the earth-wire free from any
mechanical damage? |
||
|
(iii) Have two separate and distinct
connections with earth, each having its own electrode, been provided for the
earth neutral point? |
||
|
(iv) Have the metal casings or metallic
coverings containing or protecting any electric supply line or apparatus been
properly earthed and so joined and connected across all junctions boxes as to
make good mechanical and electrical connections throughout their whole
length? |
||
|
68. Is the outdoor (except poletype) sub-station
efficiently protected by fencing not less than [1.8]2 metres in height? |
||
|
69.
(i) Where platform type
construction is used for pole type substation, has sufficient space for a man
to stand on the platform been provided? |
||
|
(ii) Has hand-rail been provided and
connected with earth (if metallic and if sub-station has not been erected on
wooden supports)? |
||
|
70. Has suitable provision been made for
immediate and automatic discharge of every static condenser on disconnection
of supply? Overhead lines: |
||
|
74. What is the minimum size of the conductors
of overhead lines used? State the
type of conductors. |
||
|
77. Are clearances above ground of the lowest
conductor of overhead lines, including services lines, as per this rule? |
||
|
80.
(i) On the basis of maximum sag, are
verticle clearances where the high or extra-high voltage line passes above or
adjacent to any building or part of a building as per this rule? |
||
|
(ii) On the basis of maximum deflection due to
wind pressure, are horizontal clearances between the nearest conductor and
any part of such building as per this rule? |
||
|
81. Where conductors forming parts of system at
different voltages are erected on the same supports, has adequate provision
been made to guard against danger to linemen and others from the lower
voltage system being charged above its normal working voltage by leakage from
or contact with the higher voltage system? |
||
|
87. Where overhead lines cross or are in
proximity to each other have they been suitably protected to guard against
possibility of their coming in contact with each other. |
||
|
88.(i) Has every guard wire, been properly earthed
at each point at which its electrical continuity is broken? |
||
|
(ii) What is the type and size of guard wire? |
||
|
90.(i) Are
the metal supports of overhead lines and metallic fittings attached thereto
permanently and efficiently earthed? |
||
|
(ii) Has each stay-wire
(except in case where an insulator has been placed in it at a height not less
than 3 metres from the ground) been similarly earthed? |
||
|
91. (i) Has the overhead
line been suitably protected with a device for rendering the line
electrically ]Harmless in case it breaks?
Whit type of device is used? |
||
|
(ii) Whether anticlimbing
devices have been provided for each of the high voltage and extra high
voltage supports? |
||
|
92. (i) Has the owner of
overhead lines adopted efficient means for diverting to earth any electrical
surges due to lightning in every overhead line which is so exposed as to be
liable to injury from lightning? What
type of means are used? |
||
|
(ii) Has earthing lead from
the lightning arrestors been connected to a separate earth electrode? |
||
|
93. Are unused overhead
lines being maintained in a safe mechanical condition? |
||
|
Any other
remarks. Dated:
.. Inspecting
Officers Signiture
Name
Designation
.. File
No
.. |
||
1. Ins.
by GSR 735, dt. 4.9.1982.
2. Subs. by GSR
735, for 2.45, dt. 4.9.1982.
ANNUXURE X
FORM OF ANNUAL RETURN FOR MINES
(See rule 111)
This form must be correctly filled up by the owner, agent, 1[manager
or engineer] and sent to the Inspector not later than the first day of February
every year.
Part A
Year ending
.19...
Name of Mine
Situation of Mine
State
District
Postal address of mine
Name and address of owner
Name of agent
Name of Manager.
2[Name of Engineer]
3[Name of Electrical Supervisor]
1. Amended
by GSR 137, dt. 12.2.1983.
2. Added
by GSR 137, dt. 12.2.1983.
3. Ins.
by GSR 466, dt. 18.7.1991, w.e.f. 17.8.1991.
Part B
1. System
of supply (whether direct current or alternating current) Voltage of supply
Periodicity (if alternating current)
Source of supply.
2. Voltage
at which electricity is used for: -
Lighting
Power
3. Particulars
of Motors etc.
POWER
(a) On
Surface
|
Type H.P/K.W. of
Motor/apparatus and voltage |
Type of control Gear |
Location |
Purpose for which used |
|
|
|
||||
|
(b) In Mine |
||||
|
Type H.P/K.W. of
Motor/apparatus and voltage |
Type of control Gear |
Location |
Purpose for which used |
Ventilation percentage |
|
LIGHTING |
||||
|
Type of light fitting |
Wattage |
Location |
Percentage of Inflammable
gas or vapour |
|
|
|
||||
FORM OF ANNUAL RETURN FOR OIL-FIELDS
(See rule 111)
This form must be correctly filled up by the owner, agent, 1[manager
or engineer] and sent to the Inspector not later than the first day of February
every year.
Part A
Year ending..................... 19......
Situation of Oil-field
Name of Oil-field
State
District
Postal address of Oil-field
Name and address of Owner
Name of Agent
Name of Manager
2[Name of Engineer]
3[Name of Electrical Supervisor]
1. Subs. by GSR 137, dt.
12.2.1983.
2. Ins. by GSR 137, dt.
12.2.1983.
3. Ins. by GSR 466, dt.
18.7.1991, w.e.f. 17.8.1991.
Part B
1. System
of Supply (whether direct current or alternating current) Voltage of supply
Periodicity (if alternating current)
Source of Supply
2. Voltage
at which electricity is used for: -
Lighting
Power
3. Particulars
of Motors, etc. in use on the field: -
(a) On wells
|
No. of other identifying
mark of well |
Drilling or pumping |
Type and H.P. of motor |
No. of lamps & type |
Other electrical
appliances |
|
|
||||
|
(b) Not on wells |
||||
|
Type and H.P. of motors |
Purpose for which used |
Identifying mark on map |
||
|
|
||||
|
4. Other electrical
appliances, not included in item 3, in use on the field. |
||||
|
Appliances |
Type and size in K.W. |
Purpose for which used |
Identifying mark on map |
|
|
|
||||
LOG SHEET FOR MINES AND OIL-FIELDS
[See sub-rule (5) of rule 131]
Daily Log sheet for
1. 1[Name
of Electrical Supervisor]
2. Report
as to: -
(a) Condition
of the insulation of the system.
(b) Specified
defects of insulation (particulars of each failure of apparatus should be
given).
(c) Accidents
or dangerous occurrence (including any cases of electric shock and any cases of
open sparking in apparatus in use in places where rule 126 applies).
2[(d) Disconnection and reconnection of the supply
as required by rule 126 5(i) and (ii).]
(e) Examination
of earth fault detectors or recorders as provided by rule 116(3). Examinations of apparatus as provided by
rule 131: -
(i) Routine
examinations as required by clause (a) of sub-rule (3) of rule 131.
(ii) [Special
examination]*
as required by clause (b) of sub-rule (3) of rule 131.
3. Remarks--
Signed
Examined by
1[Electrical Supervisor
..
Electrician
Manager
]
*State which apparatus has been examined or tested and result.
Note: This log sheet should be filled
in as completely as possible. If, for
instance, there are no defects of insulation of report, the word non should
be written in the vacant space.
1. Subs.
by GSR 45, dt. 1.1.1993, w.e.f. 23.1.1993.
2. Subs.
by GSR 466, dt. 18.7.1991, w.e.f. 17.8.1991.
FORM FOR
REPORTING ELECTRICAL ACCIDENTS
(See rule 44-A)
1. Subs.
by GSR 425, dt. 27.4.1985.
1. Date and time of accident.
2. Place of accident (Village/Town, Tehsil/Thana, District
and State).
3. System and voltage of supply, (Whether EHV/HV/LV Line,
sub-station/generating station/consumers installations/service lines/other
installations).
4. Designation of the Officer-in-charge of the supplier in
whose jurisdiction the accident occurred.
5. Name of owner/user of energy in whose premises the
accident occurred.
6. Details of victim(s): -
(a) Human:
|
Sl. No. |
Name |
Fathers |
Sex of victim |
Full Postal Address |
Approximate age |
Fatal/non-fatal |
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
|
|
||||||
|
(b) Animal |
||||||
|
Sl. No. |
Discription |
Number(s) |
Name(s) of owner(s) |
Address(es) of owner(s) |
Fatal/non-fatal |
|
|
|
||||||
7. In case the victim(s) is/are employee(s)
of supplier:-
(a) Designation
of such person(s).
(b) Brief
description of the job undertaken, if any
(c) Whether
such person/persons was/were allowed to work on the job.
8. In
case the victim(s) is/are employees) of a licensed contractor:-
(a) Did
the victim(s) possess any electric workmans permit(s), supervisors certificate
of competency issued under rule 45? If
yes give number and date of issue and the name of issuing authority.
(b) Name
and designation of the person who assigned the duties of the victim(s).
9. In
case of accident in the suppliers system, was the permit to work (PTW) taken?
10.
(a) Describe fully the
nature and extent of injuries, e.g. fatal/disablement (permanent or temporary)
of any portion of the body or bums or other injuries.
(b) In
case of fatal accident, was the post mortem performed?
11. Detailed causes leading to the accident.
(To
be given in a separate sheet annexed to this form).
12. Action
taken regarding first-aid, medical attendance etc. immediately after the
occurrence of the accident (give details).
13. Whether
the District Magistrate and Police Station concerned have been notified of the
accident (if so, give details).
14. Steps
taken to preserve the evidence in connection with the accident to extent
possible.
15. Name and designations of
the person(s) assisting, supervising the person(s) killed or injured.
16. What safety equipments
were given to and used by the person(s) who met with this accident (e.g. rubber
gloves, rubber mats, safety belts and ladders etc.)?
17. Whether isolating
switches and other sectionalising devices were employed to deaden the sections
for working on the same? Whether
working section was earthed at the site of work?
18. Whether the work on the
live lines was undertaken by authorised person(s)? If so, the name and the designation of such person(s) may be
given.
19. Whether artificial
resuscitation treatment was given to the person(s) who met with the electric
accident? If yes, how long was it
continued before its abandonment?
20. Names and designations of
persons present at and witnessed the accident.
21. Any other information
remarks.
Place:
..
Time:
..
Date:
.. Signature
..
Name
Designation
Address of the person reporting
.
1[ANNEXURE XIV]
[See rate 3(2A)]
GUIDELINES FOR PROVIDING TRAINING AS
REQUIRED UNDER RULE 3(2A)
1. Ins.
GSR 461, dt. 9.5.1981 .
1. The owner of every generating station of capacity of
100MW and above shall arrange for training of personnel, engaged in the
operation and maintenance of his generating station, in the manner specified
below: -
(1) (a) The training may be arranged in his own
institute or any other institute established for this purpose.
(b) Any
institute where such training is arranged shall have been recognised by the
Central Electricity Authority.
(2) There
shall be separate training courses for the persons to be engaged in operation
and maintenance of thermal power stations and hydro power stations together
with associated sub-stations. In
respect of thermal stations, separate course may be arranged for the operating
and supervisory staff and other skilled persons who are to assist them.
(3) Refresher
courses shall be arranged periodically for the persons who have already
undergone training under para (2) above and those who have already sufficient
experience in the operation and maintenance of a generating station and are
engaged in its operation and maintenance under clause (b) of sub-rule 2(A) of
rule 3 to familiarise with modern practices of operation and maintenance.
2. Duration and content of
training shall be as specified below: -
(1) Thermal Power Stations- The duration of
the training courses for the operating supervisory staff (both electrical and
mechanical) shall not be less than 12 months.
This shall include 186 hours of lectures as specified in Appendix-I to
this Annexure followed by specialised lectures as specified in Appendix-II to
this Annexure for the mechanical and electrical fields. The lectures may be arranged during the half
day and the other half day shall be spent on observation by the trainees in the
power stations to get familiarised with different sections of the power
station- After the lecture course is completed the trainees should be taken on
visits to a few modern power stations and factories manufacturing turbines, generators,
switchgear, instrumentation and auxiliary equipments. The remaining period will be spent on in-plant training where the
candidates will be given an opportunity to operate or maintain the machinery by
themselves under close supervision of the regular operating staff as well as
the training supervisors. Arrangements
shall be made for familiarising the trainees with the operation of power
stations, through simulator facilities.
(2) The
duration of the training course for the skilled person to assist the operators
and supervisory staff in a thermal power stations shall not be less than nine
months. This shall include 82 hours of
lectures as specified in Appendix-Ill to this Annexure followed by specialised
lectures as specified in Appendix IV.
The lectures may be arranged during the half day and the other half day
being spent on observation by the trainees in the power stations so that they
get familiarized with different sections of the power station. After the later course is completed; the
trainee shall be taken on visits to study a few modern power stations and
factories manufacturing turbines, Generators, switch gear, instrumentation and
auxiliary equipments. The remaining
period will be spent on in-plant training under close supervision.
(3) The
duration of the training course for the operation and supervisory staff to work
in hydro power stations shall not be less than nine months. This shall include 124 hours of lectures as
specified in Appendix-V to this Annexure.
The procedure for familiarization visits and in-plant training shall be
similar to that which has been specified in respect of thermal power stations.
(4) Those
who are expected to be engaged in the operation and maintenance of the
sub-station associated with the generating station shall be given a training of
duration of not less than six months as specified in Appendix-VI to this
Annexure. This shall be followed by
visits and in-plant training.
(5) The
duration and contents of the refresher course shall be determined jointly by
the owner of the generating station and the training institute.
3. Qualifications
The minimum qualification for the operating and supervisory staff shall
preferably be a high second class diploma in mechanical or electrical
engineering or a degree from a recognized institute or university The minimum
qualifications for the persons to assist the operating and supervisory staff
shall be certificate from a recognised Industrial Training Institute in
appropriate trade.
4. Creation of the Institute
(1) Every
training institute shall be established adjacent to a power station so as to
facilitate familiarization and provide in-plant training.
(2) The
training institute shall preferably be of residential type and shall have a
full me Principal and adequate number of teaching staff. The training institute shall have facilities
for demonstrations by models, simulators and for exhibition of slides and
movies.
(3) The
institute shall have a systematised scheme of evaluation and assessment of
performance of the candidates by conducting oral and written tests at adequate
intervals. The assessment forms shall be specified in Appendix-VII to this
Annexure.
(4) The
number of trainees in any one batch shall not normally exceed 25 so as to
maintain a good-teacher-trainees relationship.
(5) The
institute shall have facilities to arrange refresher courses for those
personnel have already experience in the operation and maintenance of a
generating station. The staff of the
training institute shall be properly qualified and preferably undergone a
specialised training course in the art of imparting training.
SYLLABUS FOR THE OPERATING AND
SUPERVISORY STAFF ENGAGED IN THE
OPERATION AND MAINTENANCE OF THE
THERMAL POWER STATIONS
(General course for Electrical and Mechanical)
|
Item No. |
Particulars |
Number of Hours |
|
1 |
2 |
3 |
|
I Concept of modern Thermal Station:
Central Station and utility systems, base load and peaking stations, concept
of unit system, typical thermal cycles, parameters, heat rates, fuel rates, steam
rates, typical heat balance of boiler, turbine and generator |
4 |
|
|
II Choice of location of large thermal
station Site availability, water requirements, fuel, load, centres, transport
facilities, air pollution, topography, choice of size of generating units |
3 |
|
|
III Plant lay out in large central station
including machine arrangements, equipment layout and auxiliary arrangements |
3 |
|
|
IV Constructional details of large pulverised
fuel boilers and auxiliaries |
16 |
|
|
(i) Water and steam drums, heaters and
tubes. |
|
|
|
(ii) Types of furnace and firing arrangements,
burner details. |
|
|
|
(iii) Economisers, primary, secondary, superheaters,
re-heaters and attemperators. |
|
|
|
(iv) Forced drough, Induced draught, Primary
Air exhauster and gas recirculation fans, compressors. |
|
|
|
(v) Types of coal mills (balls/recess,
balltube, bowl roller) stoker, coal feeders. |
|
|
|
(vi) Air preheaters, Lunstorm, tubes, steam. |
|
|
|
(vii) Dust extraction plant-electrostatic,
mechanical. |
|
|
|
(viii) Soot blowers: steam/compressed air
operated. |
|
|
|
(ix) Station compressed air
system-reciprocating and rotary compressors. |
|
|
|
(x) Oil handling and firing equipment. |
|
|
|
(xi) Boiler mountings, gauge glasses, safety
valves, stop valves, startup devices, stampling, chemical dosing, continuous
blow down. |
|
|
|
(xii) Refractories and laggings as used in modern
power stations. |
|
|
|
V Turbine and auxiliaries,
constructional details |
9 |
|
|
(i) Principle of operation, heat conversion cycles, types of
turbines. |
|
|
|
(ii) Casing, steam chests, Wheel blading,
nozzles, diaphragms, glands, flanges and bolt heating, bearings. |
|
|
|
(iii) Condenser and vacuum extraction plant,
ejectors. |
|
|
|
(iv) Lubrication system, pumps, coolers,
filters, shaft turbines and lifting gear |
|
|
|
(v) Feed water booster and extraction and
colling water pump. |
|
|
|
(vi) Low pressure and high pressure feed
water heaters, deaerators and evaporators. |
|
|
|
(vii) High and low power by pass systems. |
|
|
|
(viii) Oil purifications unit. |
|
|
|
VI Alternators and excitation
systems |
6 |
|
|
(i) Constructional details of alternators,
methods of cooling (Hydrogen/air cooling). |
|
|
|
(ii) Main and pilot excitors, voltage
regulators, types and characteristics, amplidyne and magnetic amplifier. |
|
|
|
(iii) Methods of grounding. |
|
|
|
VII Coal handling plant: Tipples, hoppers,
vibratory feeders and conveyors, crushers, magnetic separators and
pulleys |
6 |
|
|
VIII Ash and slag handling plant:
Electrostatic precipitators, methods of conveying pneumatic, vacuumatic,
hydraulic; bucket elevators conveyors, screw extractors |
2 |
|
|
IX Water sources, treatment: Raw water
pumping station, domestic, circulating and boiler make up water treatment,
river salinity, local water conditions, their variations in different seasons
and effects on power station operation
|
7 |
|
|
X (i) Fuels: Solid, liquid and gaseous
fuels-analysis |
6 |
|
|
(ii) Coal-types
and suitability for different kinds of boilers-alterations in firing methods
due to change of coal composition |
|
|
|
XI
Basic flow diagrams in power station practice |
8 |
|
|
(i) Coal and fuel oil cycle |
|
|
|
(ii) Air and gas cycle |
|
|
|
(iii) Fly ash and slag handling arrangements |
|
|
|
(iv) Condensate and feed heating cycle (from
condenser hotwell upto economiser) |
|
|
|
(v) Steam and water cycle (from economiser
to turbine inlet). |
|
|
|
(vi) Circulating water cycle |
|
|
|
(vii) Hydrogen filling in generator and
hydrogen gland sealing of generator. |
|
|
|
(viii) Bearing cooling system. |
|
|
|
XII Direct
and closed cooling circuits, cooling towers, types and characteristics |
2 |
|
|
XIII D.C. & A.C. power supply for auxiliaries
arrangements of units and station boards, station lighting and automatic
changeover |
4 |
|
|
XIV Transformers: main transformers,
interconnecting transformer, station/ unit transformers, voltage grounding
transformers, types of connections paralleling, tapchanger gear |
5 |
|
|
XV Out-door switchyard single line
diagrams, busbars, circuit breakers, isolators, current transformers,
potential transformers, lightning arrestors, grounding |
5 |
|
|
XVI Indoor and outdoor switchgear: types bulk
oil, minimum oil, air blast, air break-constructional details |
3 |
|
|
XVII Instrumentation and measurements:
constructional details of measuring instruments for pressure, flow temperature,
level, draught, vibration eccentricity, conductivity, pH value, differential
expansion, oxygen analyser, current, power, reactive power, frequency,
energy, winding temperature.
Auto-controllers, hydrogen purity meter. Axial shift indicator and recorder, flue gas analysers,
Megger-its use for primary detection of faults |
16 |
|
|
XVIII Operation, control and supervision |
15 |
|
|
(i) General boiler start-up procedure. |
|
|
|
(ii) Operation of boilers under different loading
conditions, soot blowing. |
|
|
|
(iii) Banking and preservation of boilers. |
|
|
|
(iv) Demonstration wherever possible through
simulators of various operating conditions. |
|
|
|
(v) Handling of boiler under emergency conditions
such as tripping of turbo-alternator set, high/low drum levels, flame
failure, failure of supply to auxiliaries. |
|
|
|
(vi) General start-up procedure for high
pressure multicy under reheat type turbines froth cold, warm and hot
conditions. |
|
|
|
(vii) Handling of turbine, generator and
auxiliary plant under emergency conditions, such as vaccum failure, low feed
water, condenser levels, excitation failure, circulating water failure, feed
water heater high levels, excessive vibration, water or oil ingress in
generator, failure of lubricating, sealing oil circuits. |
|
|
|
(viii) Alternator-synchronising, loading,
parallel operations, MW & MVAR sharing. |
|
|
|
XIX Controls and Protection-sequential
operation and interlocks: |
2 |
|
|
(i) Boiler and auxiliaries |
2 |
|
|
(ii) Turbines and auxiliaries. |
2 |
|
|
(iii) Combustion control-pressure, fuel, air
and feed heating cycle |
4 |
|
|
(iv) Analysis of feed and boiler water, fuel
gas at station laboratory |
2 |
|
|
(v) Feed water and feed heating cycle
controls |
|
|
|
(vi) Turbine governing, speed setting, speed
drop setting and control circuits |
3 |
|
|
(vii) Generator protection, under-voltage,
over-voltage, differential, reverse power, under excitation, negative phase
sequence, earth fault with types of the relays used |
4 |
|
|
(viii) Importance of sequential
inter-locks
|
2 |
|
|
(ix) Transformer protection-differential,
overload, earth faults, high |
4 |
|
|
(x) Types of motors and variable
speed-drive and speed controls |
4 |
|
|
(xi) Various types of pumps and their
starting and control. |
3 |
|
|
(xii) Steam temperature control |
3 |
|
|
(xiii) Furnace purging |
3 |
|
|
XX Fire fighting
and mulsifier type protection |
3 |
|
|
XXI General safety precautions, treatment of
electrical or acid alkali burn, permit to work, first aid |
2 |
|
|
XXII Indian Boiler Rules, Factory Act, Indian
Electricity Act, 1910, Electricity (Supply) Act, 1948, Indian Electricity
Rules, 1956 and other statutory regulation concerning Power Stations (General
outline) |
4 |
|
|
XXIII General plant maintenance procedure,
PERT/CPM Methods, Power Station records and calculation of efficiency |
10 |
|
|
XXIV Various
type of valves, traps, their constructional details and application |
2 |
|
|
XXV Cranes,
hoists, characteristics and control |
3 |
|
|
XXVI Personnel
management, duties and responsibilities, Labour Laws and Labour Welfare |
6 |
|
|
XXVII Broad
principles of material management and inventory control |
4 |
|
|
|
186 |
|
1. SPECIALISED MECHANICAL
COURSE FOR OPERATING & SUPERVISORY STAFF WHO WILL BE ENGAGED ON THE
MECHANICAL SIDE OF THE POWER PLANT
|
Item No. |
Particulars |
Number of Hours |
|
1 |
2 |
3 |
|
I Corrosion of boiler and auxiliaries,
condenser and feed water heating plant: Scale formation in boiler in relation
to water conditions
|
7 |
|
|
II Acid cleaning and preservation of
boilers. Mechanical removal of scale and
deposits from boilers where acid cleaning is not advisable. High pressure water jet equipment |
14 |
|
|
III Annual boiler and auxiliaries overhaul
hydraulic test, floating of safety valves, preventive and breakdown
maintenance of boiler auxiliaries
|
10 |
|
|
IV Efficient operation of boilers
-interpretation of gas analysis for proper combustion controls and methods of
reducing of other losses. |
8 |
|
|
V Constructional details of hydraulic and
other types of couplings torque convertors, servo-motor |
5 |
|
|
VI Constructional details of various
types of pumps, their drives and automatic starting, air-conditioning.
Constructional details of various types of drought fans, their drives and
automatic starting. Types of wear on fans and pumps and their effects,
detection of unbalance in fans and pumps, instruments for measuring
vibrations, methods of primary balancing-balancing instruments and their use |
9 |
|
|
VII Coal handling plant |
8 |
|
|
(i)
Sequential operation, (ii) conveyor and conveyor drives, (iii) tensioning
arrangements, (iv) maintenance of guide rollers, (v) sway switches/slip
switches, (vi) beatle chargers for wagon marshalling, (vii) wagon tipplers
and coal crushers, weighing of coal, different types of weighing bridges and
weight meters, storage problems and prevention of spontaneous combustion.
Sampling of coal/British Standards Specification/Indian Standards
Specification, procedure and proximate analysis. |
|
|
|
VIII Water treatment-hardness, pH value
clarifiers, treatment, phosphate and
hydrazine dosing, base exchangers. |
6 |
|
|
IX Annual overhaul and inspection of turbine
and auxiliary plant, condenser tube cleaning, maintenance of pumps,
lubrication system, recycling of lubricating oil and selection of lubricant,
condenser tube materials wear and tear and effect of local water conditions,
types of failure, detection, preventive maintenance and retubing of
condensers |
10 |
|
|
X Maintenance practice valve grinding
methods, high pressure joints, heat insulation me,-hods, pipe-work,
alignments, beating, scraping & matching practice, radiography and stress
relieving methods |
6 |
|
|
XI Indian Boiler Regulations and other
statutory regulations |
4 |
|
|
XII Workshop, fabrication of spares,
repairs and maintenance of mechanical equipments such as vehicles, tractors, dozers,
shunters, cranes and hoists, welding-modern techniques and their applications
in maintenance of boilers, turbine & associated plant |
10 |
|
|
XIII Compositions, properties and behaviours
of engineering materials used in power stations |
8 |
|
|
|
105 |
|
|
Common course for mechanical and electrical |
186 |
|
|
Supplementary course for mechanical |
105 |
|
|
Total Hours |
291 |
|
2. SPECIALISED ELECTRICAL
COURSE FOR OPERATING AND SUPERVISORY STAFF WHO WILL BE ENGAGED IN THE ELECTRICAL
SIDE OF THE POWER PLANT
|
Item No. |
Particulars |
Number of Hours |
|
I Generators protection-earth fault,
rotor and stator, negative phase sequence, loss of excitation, differential protection,
back up protection, reverse power-protection, under voltage protection,
constructional details of the relays used, method of setting and their
testing, overload protection and over heating of rotors. |
15 |
|
|
II Transformers protection, Buchholz
relay, over current, differential and earth fault protection, types of relays
used, their construction, testing and settings |
6 |
|
|
III Transformers, commissioning-dielectric
strength of oil, insulation resistance, tap changers, filtration of oil, pre
commissioning testing. Tano
resistivity of oil and preventive maintenance of transformers |
6 |
|
|
IV Circuit breakers, commissioning and maintenance,
isolators, disconnectors, busbar arrangements, charging, synchronising with
the grid, disconnecting for repairs, maintenance of switchgear contractors |
8 |
|
|
V Maintenance
of equipments in the outdoor switchyard, current transformers, potential
transformer and lightning arrestors, operation and maintenance bus
differential protection |
6 |
|
|
VI Cables, control, high voltage and
extra-high voltage types, layouts, testing and maintenance |
8 |
|
|
VII Principle of electronic controls and
transistorised circuits |
5 |
|
|
VII Pneumatic and di-electric transmitters
and receivers, servomotors |
6 |
|
|
IX Interlocking sequential control
circuits, details of components used
|
7 |
|
|
X Calibration
and testing of various types of instruments, indicating, measuring
instruments, recorders and analyser
|
8 |
|
|
XI Statutory
Electricity Acts and rules, permit procedure
|
4 |
|
|
XII Starting and control equipments of various
types of motors Station Battery-care & maintenance, trickle charging and
extended charging, operation and maintenance of rectifiers and battery
charges |
8 |
|
|
XIII Economic
load despatch, power system control and operation, MVAR- control, voltage regulation and
frequency control, carrier current equipments, telephones, telemetering |
5 |
|
|
XIV Station emergency lighting arrangements |
1 |
|
|
|
93 |
|
|
Common Course
for electrical and mechanical |
186 |
|
|
Supplementary course for electrical |
93 |
|
|
Total Hours |
279 |
|
SYLLABUS FOR
SKILLED PERSONS FOR ASSISTING THE OPERATION AND MAINTENANCE OF THERMAL POWER
STATIONS
(General course for Electrical and Mechanical)
|
Item No. |
Particulars |
Number of Hours |
|
1 |
2 |
3 |
|
I General description of thermal power
stations and outline of power station operation |
5 |
|
|
II Fundamental units and their conversion
(mechanical, electrical, thermodynamics
|
2 |
|
|
III Fuels and combustion types of
fuels-their properties and testing |
1 |
|
|
IV Boilers and boiler house plant and
auxiliaries |
10 |
|
|
1. General description. 2. Arrangement of boilers. 3. Boiler auxiliaries. 4. Boiler instrumentation. 5. Fabrication and assembly of different
parts of boiler and its accessories. 6. High pressure welding in boilers. 7. Arrangement of pulverised fuel boiler in a
modern thermal power station. |
|
|
|
V. Water
conditioning, pretreatment and demineralisation |
4 |
|
|
VI Ash handling-electrostatic
precipitation and mechanical dust collector-Function and description of two
types |
2 |
|
|
VII Turbine and turbine house auxiliaries |
5 |
|
|
1. Fundamental principle of steam turbine. 2. Theory and operation of steam turbine. 3. Governing and protection of turbine. |
|
|
|
VIII Handling of turbines and boilers under
emergency conditions
|
4 |
|
|
IX Condensor and vaccum extraction
plant 1. Purpose and function. 2. Construction of surface Condensor and
vacuum pumps. |
3 |
|
|
X Regenerative
feed water heating-constructional details of low pressure and high pressure
feed water heaters, deaerators and evaporators |
2 |
|
|
XI Cooling water systems and cooling
towers |
1 |
|
|
XII Flow diagrams of basic cycles: |
12 |
|
|
1. Coal handling. 2. Steam and condensate. 3. Ash and slag handling. 4. Station services, domestic water,
airconditioning, ventilation, lifts. 5. Air services, air compressors,
switchgear. 6. Bearing cooling and general service
water systems. 7. Circulating water systems. 8. Feed water and reheating plant. 9. Fuel oil system. 10. Station batteries and battery charging
equipment. 11. Station lighting, power supply and
distribution Boards. |
|
|
|
XIII Station instrumentation and controls |
8 |
|
|
XIV Fire fighting installations in a thermal
power station |
2 |
|
|
XV Electric shocks, acid burn, alkali, wounds,
chlorine gas poisoning and their treatment |
3 |
|
|
XVI Duties and responsibilities of operators and plant attendants,
carrying out instructions, reporting to supervisors, recording readings,
unusual occurrences, expected behaviour, discipline, sincerity, cleanliness
and love for machines |
3 |
|
|
XVII Personnel safety equipment, cleanliness,
caution and care in power station working |
3 |
|
|
XVIII How electricity is generated, transmitted and
distributed i.e., generator to consumer service board |
2 |
|
|
XIX Fundamental units, conversion and
measurement of electrical quantities |
1 |
|
|
XX Principle
and working of alternating current and direct current generators and their parallel
operation |
2 |
|
|
XXI Principle and working of transformers and
their parallel operation |
2 |
|
|
XXII Principle and working of alternating
current and direct current motors, their speed characteristics, controls |
2 |
|
|
XXIII Storage battery-principle, construct-on and
charging |
1 |
|
|
XXIV Alternator cooling, different systems of
cooling, advantages of hydrogen cooling over others, hydrogen plant |
2 |
|
|
|
82 |
|
1. SPECIALISED ELECTRICAL
COUITSE FOR SKILLED PERSONS WHO WILL BE ENGAGED ON THE ELECTRICAL SIDE OF THE
POWER PLANT
|
Item No. |
Particulars |
Number of hours |
|
1 |
2 |
3 |
|
I. Alarm systems-Visual and audible |
2 |
|
|
II. Isolators, circuit breakers and
contractors |
3 |
|
|
III. Earthing and neutral grounding necessity
of methods for safety rules while handling electrical equipments |
4 |
|
|
IV Motor winding and repairs |
4 |
|
|
V Maintenance of internal telephones
and primary air systems |
3 |
|
|
VI. Meggering and testing of wiring and
cable faults. |
3 |
|
|
VII. Maintenance of electrical motors |
6 |
|
|
VIII. Maintenance of electrical switchgear |
8 |
|
|
IX. Fuses-rewirable type-catridges type
high rupturing capacity fuse, constructional features of fuse and fuse
sockets, knife type high rupturing capacity fuses-use of pullers for
insertion and removal, colour code for fuse rating. |
8 |
|
|
X. Motor starters and their applications
direction line, star-delta, rotor resistance
|
5 |
|
|
XI. Meggers, avometers, voltmeters,
ammeters, wattmeters, energy meters general information about their use |
6 |
|
|
XII. Maintenance of transformers & Tap changer
|
6 |
|
|
XIII. Joint-Ing of low & medium voltage
cables |
|
|
|
XIV Connections, earthing, principles of
operation of all small distribution transformers |
2 |
|
|
XV Current & potential transformers,
purpose, connection and use |
2 |
|
|
XVI. Various types of drive |
2 |
|
|
XVII. Elementary knowledge of Engineering
material & their properties
|
2 |
|
|
XVIII. Lubrication & cooling system |
4 |
|
|
|
74 |
|
|
Common course for electrical and mechanical |
82 |
|
|
Supplementary course for electrical |
74 |
|
|
Total Hours |
156 |
|
2. SPECIALISED MECHANICAL COURSE FOR SKILLED
PERSONS WHO WILL BE ENGAGED IN THE MECHANICAL SIDE OF THE POWER STATION
|
Item No. |
Particulars |
Number of hours |
|
1 |
2 |
3 |
|
I. Type of bearing and
their uses |
2 |
|
|
II. Types of valves-safety valve, suction
valve, delivery valve, non-return
valve, bypass valve, drain valve, air release valve, control valve, float operated
valve, solenoid operated and pneumatically operated valves and their
applications
|
|
|
|
III. Pressure gauges-Bolirden type gauge, manometer,
vacuum gauge, barometer, principles of operation, absolute pressure, gauge
and vaccum pressure and their inter
relationship |
5 |
|
|
IV Temperature indicators, merctry
thermometers, resistance thermometers, thermocouples, pyrometers, gas
thermometers, temperature alarm
|
5 |
|
|
V. Level gauges-different types-Level
Alarm |
4 |
|
|
VI. Flow meters-steam and water-general
principles |
3 |
|
|
VII. Couplings-different types, rigid,
flexible, magnetic and fluid couplings |
3 |
|
|
VIII. Clutches-different types and uses |
2 |
|
|
IX. Maintenance of pneumatic measuring
instruments, servometers, power cylinders and other thermostats,
monostats |
2 |
|
|
X.
Maintenance of instruments, recorders, clocks |
4 |
|
|
XI. Vibration-general knowledge of their
causes, effects, remedies, misalignment, wornout bearings, vibration, fed to
foundations, cracking, eccentricity
and differential expansion, their causes, remedies |
5 |
|
|
|
|
40 |
|
Common course for electrical & mechanical |
82 |
|
|
Specialized course for mechanical |
44 |
|
|
Total Hours |
122 |
|
SYLLABUS FOR OPERATION AND MAINTENANCE
STAFF WHO WILL BE ENGAGED IN THE OPERATION AND MAINTENANCE OF
HYDRO-ELECTRIC GENERATING STATION
|
Item No. |
Particulars |
Number of Hours |
|
1 |
2 |
3 |
|
I. Concept of a modem hydro station: Type of stations,
its role in the power systems, base load, peak load operation, plant layout,
capacity; underground power station, hydraulic and electrical design,
features, interconnection with other stations |
3 |
|
|
II. Hydraulic system; reservoirs-type
of reservoirs, storage capacity, operation of reservoirs, intake tower, surge
tank, tunnels, fore bays and penstocks, protection against water hammer and
negative pressure in penstocks, provision for draining penstocks |
3 |
|
|
111. Types of
valves-Butterfly valve, spherical valve, needle valve, their operation and
control |
3 |
|
|
IV Water turbines-types
of turbines; their characteristics, ratings, specifications, constructional
details |
2 |
|
|
V. Governing system; control
circuit for governing, types of governors, pendulum, hydraulic, electronic |
3 |
|
|
VI. Generator: type and
rating, cooling and ventilation system, bearing cooling arrangements,
lubrication system, construction and characteristics of generators, split-phase
double layer winding, synchronising, loading, grounding of generators
neutral |
3 |
|
|
VII. Excitation system,
types of excitors, voltage, control, automatic voltage control, amplidyne
control, magnetic amplifier |
5 |
|
|
VIII. Generator protection:
earth fault (rotor and stator), negative phase sequence, differential
protection, backup protection, reverse power protection, under voltage
protection, constructional details of the relays used, method of settling and
their testing |
10 |
|
|
IX. Hydraulic and
electrical protective devices, load frequency control |
3 |
|
|
X. Starting, shutting
down and operation procedure.
|
3 |
|
|
XI. Power transformer
connections, parallel operation, three single phase unit versus three phase unit,
regulation, voltage control, tap changing, weights and size, grounding |
5 |
|
|
XII. Transformer
protection: Buchholz relay, over current, differential and earth fault
protection, types of relays used, their construction, testing and settings |
5 |
|
|
XIII. Transformers-commissioning:
Dielectric strength of oil, insulation, resistance tap changer, filtration of
oil, precommissioning testing |
3 |
|
|
XIV Cooling system for transformers |
2 |
|
|
XV. Circuits breakers, isolators,
disconnectors, busbar arrangements, charging and synchronising with the grid,
disconnecting for repairs, maintenance of switchgear contractors |
4 |
|
|
XVI. Maintenance of equipments in the outdoor
switchyard current transformers, potential transformers and lightning
arrestors, erection, operation and maintenance |
4 |
|
|
XVII. Cables-high voltage, oil filled cable, types
of cables used, rating of cables, layout, testing |
4 |
|
|
XVIII. Principle of electronic controls and
transistorised circuits |
3 |
|
|
XIX. Pneumatic and electric transmitters and
receivers, servomotors |
3 |
|
|
XX. Control Board-layout, indicating and recording
instruments for monitoring and supervision, remote control of various
equipments, signalling and interlocking, automatic reclosure of breakers on
outgoing lines and enunciation system |
3 |
|
|
XXI. Interlocking sequential control circuits,
details of components used |
4 |
|
|
XXII. Calibration and testing of various types of
instruments, indicating, recording and analysers |
4 |
|
|
XXIII. Study of communication/system |
1 |
|
|
XXIV House turbine set-its functions and use |
1 |
|
|
XXV. Station transformers, alternating current,
auxiliary supply, essential auxiliaries, auxiliaries in emergency, study of
single line diagrams |
3 |
|
|
XXVI. Station
Direct Current system-storage battery, rectifiers, motor generator set etc.
their control and operation, standby source of station power, automatic
change over to standby source of supply |
3 |
|
|
XXVII. Records- (hourly, daily, monthly,
annually) of operations
|
2 |
|
|
XXVIII. Flow
diagram and single line diagram
for hydraulic and electrical system in the station |
5 |
|
|
XXIX. Air conditioning and ventilation plant,
compressors |
2 |
|
|
XXX. Operation under emergency conditions |
2 |
|
|
XXXI. General plant maintenance procedures. |
3 |
|
|
XXXII.
Cranes, hoists-characteristics and controls
|
2 |
|
|
XXXIII.
Statutory Electricity Acts and Rules, permit procedure |
2 |
|
|
XXXIV Fire
fighting |
6 |
|
|
XXXV. General
safety precautions, first-aid |
6 |
|
|
XXXVI.
Personnel management, duties and responsibilities, labour laws & labour
welfare
|
4 |
|
|
Total hours |
124 |
|
SYLLABUS FOR OPERATION AND MAINTENANCE
STAFF IN EXTRA-HIGH VOLTAGE SUB-STATION
|
Item No. |
Particulars |
Number of Hours |
|
1 |
2 |
3 |
|
I. Layout and location of 220/132/66/33
K.V sub-station |
4 |
|
|
II. Main equipments used together with
their specifications |
3 |
|
|
III. Construction of high voltage lines, types
of towers, types of insulators and their electrical and mechanical
characteristics |
3 |
|
|
IV Hightension feeders, their load carrying
capacities |
1 |
|
|
V (i) Alternating and direct currents,
relation between voltage, current, power, reactive power & common units
in use. Power factor, Ohms Law,
resistance, reactance, impedance, percentage impedance. Three phase vectors phase,
displacement between current and voltage |
3 |
|
|
(ii) Basic principle of transformation,
magnetisation, hysteresis, reluctance, retentivity, electromagnets Flux
density, ampereturns, equation for transformation etc. |
4 |
|
|
(iii) Two winding, three winding and auto
transformers, grounding transformers, salient features of shell type and core
type transformers, hot rolled and cold rolled steel cores, Stampings and
their assembly |
4 |
|
|
Different vector groups and
terminal connections. |
|
|
|
(iv) Transformer fixtures e.g. Buchholz
relay, on-load and off-load tap changer, breathers, conservators, bushings of
different types, thermometers, indicators, alarms |
4 |
|
|
(v) Cooling of transformer and oil,
different methods of cooling, importance of oil filtering and drying-out of
tranfromers, dielectric strength of oil, different varieties of filters and
their comparison, types of radiators |
4 |
|
|
(vi) Transformer tests-failures and causes, maintenance
and repairs |
3 |
|
|
(vii) Parallel operation, regulation, voltage
control, tap, changing, commissioning test |
5 |
|
|
VI. Breakers: (i) Functions of breakers, their action |
|
|
|
(ii) Different types of outdoor and indoor
breakers e.g. bulk oil, minimum
oil and air blast, principles and their applications. |
|
|
|
(iii) Operating
mechanism, manual, spring, hydraulic, pneumatic, motor 8 (iv) Current rating
rupturing capacity, clearance time. |
8 |
|
|
(v) Breaker maintenance, failures and their
causes, commissioning procedure |
|
|
|
VII. Busbars: (i) Indoor busbars, their capacity,
forces on them during short circuit, busbar mountings and their clearances |
|
|
|
(ii) Strung and tabular type busbars, their
current ratings, supports, jumpers, clearances |
6 |
|
|
(iii) Busbars fittings and connectors |
|
|
|
(iv) High Voltage and Extra-high voltage
cables, types, their maintenance and testing |
|
|
|
VIII. Current and potential transformers: |
|
|
|
(i) Types of current and potential
tranformers, their working principles, ratings, accuracies |
3 |
|
|
(ii) Functions of current and potential
transformers |
|
|
|
(iii) Failures of current and potential transformers,
their causes |
|
|
|
IX. Isolators: (i) Tilting and rotating isolators, with
and without arcing horns, earthing blades, current ratings, breaking of
circuits by isolator, interlocking with circuit breaker |
3 |
|
|
(ii) Maintenance of isolators |
|
|
|
X. Lightning arrestors: (i) Simple description of lightning
phenomena and surges (ii) Construction of lightning arrestors
and the principles of their working (iii) Different type of lightning arrestors and
ratings (iv) Earthing and location of lightning
arrestors |
|
|
|
XI. Control Room: |
|
|
|
(i) Necessity and function of a control
board, types of boards, instruments on the board |
|
|
|
(ii) Functions of the various relays and
indicators, Mimic diagram indicators, annunciator and alarm characteristics
of relays, testing and setting of relays |
|
|
|
(iii) Remote control of breakers, isolators,
tap changers, indicators on the control board |
10 |
|
|
(iv) Control and power cables |
|
|
|
XII. Auxiliary supply: (i) Current and ampere-hour ratings of
batteries, battery charging equipment, checking of specific gravity of
electrolyte, maintenance of batteries (ii) Importance of direct current supply
and its functions (iii) Auxiliary direct current supply |
3 |
|
|
XIII. Clearance and Compliance of I.E. Rules,
1956: (i) Minimum clearance for different
voltages between phases and phase to ground
(ii) Indian Electricity Rules pertaining to
sub-stations |
3 |
|
|
XIV Earthing: |
|
|
|
(i) Safety earthing and system earthing, the
method of earthing e.g. solid earthing, resistance earthing, peterson coil
earthing, earthing of lightning arrestor,
importance and advantages of each type |
3 |
|
|
(ii) Different types of earth electrodes,
earthing mats, recommended values of earth resistance, measurement of earth
resistances |
|
|
|
XV Maintenance: Maintenance of log sheet
and other records The importance of
maintenance of good records |
3 |
|
|
XVI. Safety: |
|
|
|
(i) Safety procedures and procedures for
giving line clear and taking it back, Maintenance of records of line
clear |
10 |
|
|
(ii) First-aid, artificial respiration and
shock treatment |
|
|
|
XVII. Interlocking and sequential operation of
different equipments
|
1 |
|
|
XVIII. Synchronising, charging and discharging of
high voltage lines. Live line
testing |
3 |
|
|
XIX. Calibration and testing of various types of
equipments indicating and measuring equipments, recorders, analysers |
4 |
|
|
XX. Handling emergency conditions |
3 |
|
|
XXI. Diagnosing troubles in the plant from
instruments and annunciation |
3 |
|
|
XXII. Study of carrier system |
2 |
|
|
XXIII. Auxiliary equipments such as compressors,
Station lighting etc. |
1 |
|
|
XXIV Fire fighting equipment-their operation,
maintenance and refilling |
1 |
|
|
XXV Personnel managements, duties and
responsibilities, labour welfare and
labour laws |
4 |
|
|
Total Hours |
115 |
|
(1)
ASSESSMENT FORM FOR OPERATING AND SUPERVISORY STAFF
Name
of the Trainee
..
Period:
From
.. to
.(extended period)
Working
in
..
Section
.
Department
..
|
Sl. No. |
Particulars |
Marks allotted |
Marks given |
Remarks |
|
1 |
2 |
3 |
4 |
5 |
|
1. (a) Punctuality and attendance |
+(5) |
|
||
|
(b) Is he reluctant to continue on
overtime |
- (1) |
|
||
|
(c) Is he in the habit of taking leaves at
the eleventh hour |
- (1) |
|
||
|
(d) Does he insist on compensatory
off
|
- (1) |
|
||
|
2. Intelligence and grasp: |
|
|
||
|
(a) Does he have full knowledge of the plant
and equipment on which he is working and follows the instructions given to
him and can execute them properly |
+(10) |
|
||
|
(b) Is he industrious, hard working and
painstaking |
+(5) |
|
||
|
(c) Has he shown any
special skill of operation in saving plant & equipment in trouble or
emergency? |
+(10) |
|
||
|
3. Temperament and behaviour: |
|
|
||
|
(a) Behaviour with superiors/colleagues and subordinates |
+(5) |
|
||
|
(b) Capacity to take quick and correct decisions |
+(5) |
|
||
|
(c) Capacity to handle independent responsibility |
+(10) |
|
||
|
4. Any special qualifications-capacity to execute a particular or difficult job economically, intelligently,
resourcefully with special skill |
+(10) |
|
||
|
5. Judgment of the candidate by taking viva-voce test or by
asking questions verbally |
+(40) |
|
||
|
Total Marks |
+100 |
|
||
|
The Marks
may be given as below:- |
|
|
||
|
Excellent Very good Good
Average Below average 100-91% 90-71% 70-61%
60-51% Below
51% |
||||
|
Special Remarks if any:- |
||||
|
Station Superitendent
Section-in-Charge |
||||
(II) ASSESSMENT FORM FOR OPERATING AND
SUPERVISORY STAFF
(For use of the Training
Department)
1. Name of the
Trainee
2. Date of
birth/age
.
3. Training period: From
.. (Months)
.
4. Technical
qualification
5. Specialisation if any
6. Practical
experience
.
7. Marks secured in
periodical tests:
.
|
Test |
Date |
Written (75) |
Viva (25 |
Total |
|
I Test II Test III Test Final Test |
||||
8. Percentage of marks
secured in all the tests:
..
9. Gradation: (A,B,C,
etc.)
10. General Remarks and
Recommendations:
Director of the Institute
(III) ASSESSMENT FORM FOR SKILLED PERSONS TO ASSIST
OPERATORS AND SUPERVISORS
Name
of the Trainee:
..
Period:
From
to
(extended
period), Working in:
..
Section
.Department.
|
Sl. No. |
Particulars |
Marks Allotted |
Marks given |
Remarks |
|
1 |
2 |
3 |
4 |
5 |
|
1. Punctuality and Attendance: |
+(5) |
|
|
|
|
(a) Does he attend the duty punctually or
remain absent without prior intimation frequently |
|
|
|
|
|
(b) Is he reluctant to continue on
overtime |
-(1) |
|
|
|
|
(c) Is he in the habit of taking leave at
the eleventh hour |
-(1) |
|
|
|
|
(d) Is he even prepared to take leave
without wages |
-(4) |
|
|
|
|
(e) Whether he availed medical leave often |
-(1) |
|
|
|
|
2. Intelligence and Grasp: |
|
|
|
|
|
(a) Does he have full knowledge of the
plant and equipment on which he is working and follows the instructions given
to him and can execute them properly |
+(10) |
|
|
|
|
(b) Is he industrious, hard working and
painstaking |
+(5) |
|
|
|
|
(c) (i) Has
he shown any special skill of operation in saving plants and equipment in
trouble or emergency OR |
|
|
|
|
|
(ii) Has he shown any special skill or innovation
in any maintenance job |
+(10) |
|
|
|
|
3. Temperament and Behaviour |
|
|
|
|
|
(a) Behaviour with superiors and
colleagues |
+(5) |
|
|
|
|
(b) Capacity to take quick and correct
decisions by himself or to point out the discrepancies to superiors promptly while
attending auxiliary plant and equipment |
+(5) |
|
|
|
|
(c) Capacity to take independent charge as
auxiliary plant attendants (Name of the auxiliary plant) |
+(10) |
|
|
|
|
4. Any Special Qualifications: |
|
|
|
|
|
(a) Is he suitable for any other plant
other than the one mentioned above at 3(c) |
|
|
|
|
|
(b) Can he record the readings correctly |
|
|
|
|
|
(c) Is he suitable for any particular skilled
maintenance job, as an artisan |
+(10) |
|
|
|
|
(d) Has he specialised in any particular
trade such as winder, high pressure welding, etc. |
|
|
|
|
|
5. Judgment of the candidate by taking viva-voce
test or by asking questions verbally about power plant and equipment |
+(40) |
|
|
|
|
Total Marks |
+100 |
|
|
|
|
The Marks may be given as below:- |
|
|
|
|
|
Excellent Very good Good
Average Below
average 100-91% 90-71% 70-61%
60-51% Below
51% |
||||
|
Special Remarks if any: - |
||||
|
Station Superintendent |
||||
(IV) ASSESSMENT FORM FOR SKILLED PERSONS TO ASSIST
OPEITATORS AND SUPERVISORS
(For the use of Training Department)
1. Name of the
Trainee
2. Date of
birth/age
.
3. Training period: from
.to
.. (months)
.
4. Highest technical qualifications
5. Specialisation, if
any
.
6. Practical
experience
.
7. Marks secured in
periodical tests: -
|
Test |
Date |
Written (60) |
Viva (40) |
Total |
|
I Test II Test III Test |
||||
8. Job test (100
Marks)
.
9. Percentage of Marks
secured in all the tests:
.
10. Gradation: (A, B, C,
etc.)
.
11. General remarks &
recommendations:
.
Director of Institute