FORM- A
APPLICATION
FOR APPROVAL TO ENERGISE HV SUB-STATION / EQUIPMENTS
(Under rule 63 of Indian Electricity Rule, 1956)
1.
Name of Division
_________________________2. Name of S/
Division __________________________
3.
Name of S/Station ____________________________________
Capacity________Voltage Ratio ______
4.
Inspection fee Rs. _____________________ Challan No. ________________ Date ________________
5.
Date of Application _____________________
6. Proposed date of energisation
___________________
7.
Schematic diagram of the installation (to be
attached)
8.
Any other relevant information
__________________________________________________________
Installation Result:-
9.
Insulation resistance between:-
I.
HT/ LT _______________________
II.
HT/Earth _____________________
III.
LT/Earth _____________________
10.
Size conductor used for earthing
_________________________________________________________
11.
Earth resistance
_______________________________________________________________________
Individual
electrodes ____________________________
Combined _____________________________
I.
Pit No. 1 _________________________
II.
Pit No. 2 _________________________
III.
Pit No. 3 _________________________
IV.
Pit No. 4 _________________________
V.
Pit No. 5 _________________________
12.
Transformation oil insulation test result
___________________________________________________
13.
General condition of the installation (as
detailed below) :-
2
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Rule No. of I.E. Rules, 1956
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Description
|
Report of the SDO
|
Observation of Inspecting
Officer
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1
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2
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3
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4
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35.
61.
64.
67.
68.
69.
|
Have
the “Danger Notices” in Hindi or in English and of the type approved by the
Electrical Inspector been affixed permanently in Conspicuous position as per
this rule?
a)
Is the body of the transformer effectively
earthed by two separate and distinct connections with earth?
b)
Is the L.T. Switch and box double earthed?
a)
Is GO Switch/ DO fuses provided to make the
system dead in sections for carrying out work on them.
b)
Is GO Switch properly locked?
c)
Is the sectional clearance above the
transformer adequate as per rule i.e.
11 KV 2.6 Mtrs. 22/33 KV 2.8
Mtrs.
d)
Have to minimum working safety clearances for
bare conductor or live parts of apparatus in outdoor sub-station been
maintained as per this rule i.e.
Upto 11 KV 2.75 Mtrs.
22 KV and 3.70 Mtrs.
Upto 33 KV
a)
Has the neutral of transformer been earthed by
two separate and distinct connections with earth?
b)
As the earth wire free from mechanical damage?
Have the outdoor (Except pole type) sub-station
efficiently protected by fencing not less than 1.8 Mtrs. In height?
Where platform type construction is used for a
pole sub-station and sufficient space for a person to stand on the platform
is provided, has hand rail been built around the said platform and where the
hand rail is metallic, has it been earthed?
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3
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1
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2
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3
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4
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90.
91.
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a)
Are all metallic parts of the structure
effectively earthed?
b)
Has the fencing of the sub-station been
adequately earthed?
c)
Is the handle of GO switch properly and
effectively earthed?
d)
Is the GO switch operating rod double earthed?
e)
Are the stays properly and effectively earthed
or insulators provided in them at a height of not less than 3 metres form the
ground?
Are the anti-climbing devices
provided at suitable height as per the requirement of the rule?
a)
Are the lightning arrestors provided with
distinct and separate earth?
b)
Are the lower arcing horns effectively
earthed?
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REMARKS:
Signature of
Executing Agency, Signature
of Owner of the Installation.
Assistant
Executive Engineer,
Electrical
Sub-Division,
