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Rules
3. Authorisation -
(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 rules, namely - Sub-rule (2) of rule
36, clause (a) of sub-rule (1) of rule, 51, clause (a) of sub-rule (1) [and
[clause (e) and (f) of sub-rule clause (a) of sub-rule (2)] or Rule 64
sub-rule (2) of rule 110, sub-rules (1) and (4) or rules 121, sub-rule (4) of
rule 123, rule124 and sub-rule (8) of rule125.
[(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.]
[(2A)(a) No person shall be authorised to operate or undertake maintenance of
any part or whole of 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 XVI:
Provided that the provisions contained in this sub-rule shall have effect in
respect of the person already authorised to operate or undertake maintenance
of any part or whole of 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 [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 persons who already have 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.]
[(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 three
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 authorising 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
[or any officer of a specified rank and class appointed to assist the inspector]
when required.
[(5) An inspector may cancel or amend, in such manner, as he considers
necessary, any authorization made under sub-rule (1)]
[(6) In every registered factory where more than 250 KW of electrical
load is connected, there shall be a person authorized by the management
of the factory for ensuring the observance of the safety provisions
laid under the Act and the rules made there under, who shall
periodically inspect such installations, get them tested and keep a
record thereof and such records shall be made available to the
available to the inspector, or any officer of specified rank and class
appointed to assist the inspector] if and when required].
[29. Construction, installation, protection, operation and maintenance of
electric supply lines and apparatus: -
[(1) All electric supply lines and apparatus shall be of sufficient
rating for power installations 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 [human being, animals and
property].
(2) Save as otherwise provided in these rules, the relevant code of practice
of the [Bureau of Indian Standards], [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 provisions of these rules shall prevail].
[(3) The material and apparatus used shall conform to the relevant
specification of the [Bureau of Indian Standards], where such specifications
have already been laid down].
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 or the district,
with a sign of skull and bones [of a design as per the relevant to 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 climbed 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 the
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 or 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 or other
apparatus is within an enclosure, one notice affixed to the said enclosure
shall be sufficient for the purposes of this rule.
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 acidentaly 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 lie or apparatus and no
person shall assist such person on such work, Unless he is authorized in that
behalf, and takes the safety measures approved by the Inspector.
(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.
45. Precautions to be adopted by consumers, owners, [occupiers], electrical
contractor, electrical workmen and suppliers: -
(1)
No electrical installation work, including
additions,alterations,repairs and adjustments to existing
installations,execpt 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 [consumer, supplier, owner or occupier], for the purpose
of supply to such consumer, 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 recognized 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 [consumer,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.
[(2) No electrical installation work which has been carried out in
contravention of sub-rule (1) shall either be energized or connected to the
works of any supplier.]
[47-A. 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 to 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].
48. Precautions against leakage before connection: -
[(1) 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 the installation or apparatus of a
magnitude detrimental to safety. Compliance with 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 has stipulated in the relevant Indian standard.
b)At a pressure of 1000 volts applied between each live conductor
and earth for a period of One minute the insulation resistance of HV
installtions shall be atleast 1 megaohm or as specified by the [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 atleast 1 megaohm or as specified by the [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.
[50-A. Additional provisions for supply and use of energy in multi-storeyed
buildings (more than 15 meters 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 thirty 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 insulation device with
cut-out or breaker to operate on all places except neutral in the three
phase four 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 the case of emergency ;
3) The owner / occupier of a multi-storeyed building shall ensure that
electrical installations / words 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
service shall be provided with fire-barrier at each floor crossing. ]
63. Approval by Inspector: -
(1) Before making an
application to the Inspector for permission [to commence or recommence supply
after an installation has been disconnected for one year or 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 jointed 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 has been
obtained by him:
Provided that the supplier may energize the aforesaid
electric supply lines or apparatus for the purpose of tests specified in
rule65.
(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 such tests as he
deems necessary or, if he thinks fit, accept the manufacturer's certified tests
in respect of any particular apparatus in place of test required by this
sub-rule.
(3) The owner of any high or extra-high voltage installations who makes any
additions or alteration to his installation shall not connect to the supply his
apparatus or electric supply line, comprising the said alterations or
additions unless and until such alterations or additions have been approved
in writing by the Inspector.
79. Clearance 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 meters from
the
highest point; and
(ii) When the
line passes adjacent to the building a horizontal clearance of 1.2
meters
from the nearest point, and
(b)For pitched
roof.
; (i)When the line
passes above the building a vertical clearance of 2.5 meters
immediately under the lines, and
(ii) When the line passes adjacent to the
building a horizontal clearance of 1.2 meters.
(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 350kg.
(3)The horizontal clearance shall be
measured when the line is at a maximum deflection from the vertical due to
wind pressure.
[Explanation: - For the purpose of this rule, expression
"building" shall be deemed to include any structure, whether
permanent or temporary.]
80. Clearance from buildings of high and extra-high voltage lines: -
(1)
Where a high or extra-high voltage over-head 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 -
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(a) For
high voltage lines up to and including 33,000 volts
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3.7
meters
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(b) For
extra-high voltage lines
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3.7
meters plus .03 meter for every additional 33,000 volts or part thereof.
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(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-
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(a) For
high voltage lines up to and including 11,000 volts
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1.2
meters
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(b) For
high voltage lines above 11,000 volts and up to and including 33,000 volts
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2.0
meters
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(c) For
extra-high voltage lines
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2.0
meters plus 0.3 meter for every additional 33,000 volts or part thereof.
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[Explanation: - For the purpose of this rule expression
"building" shall be deemed to include any structure, whether
permanent or temporary.]
NOTES
Any person contravening Rule 80 is Punishable with fine under Rule 140-A
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 the person holding a certificate of competency issued
by the State Government under that rule; 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 carried out and the
person under whose immediate supervision the work is being carried
out, shall each be punishable with fine which may extend to Three Hundred Rupees.
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