Page 111 - CITS - Electrician - Trade Practical

ELECTRICIAN - CITS

13 Switch OFF the main supply & unplug the equipment from supply socket.
14 Discharge the HTV terminals and take out the oil testing bowl from BDV test equipment.
Tabular column:

Oil sample No. of sample test BDV test Average of Final BDV
Grade Value (KV) Test values Value (KV)

1 1 --KV 1+2+3+4 --KV
4
2 --KV
3 --KV

4 --KV
2 1 --KV 1+2+3+4 --KV
4
2 --KV
3 --KV

4 --KV

Safety precautions:
1 Do not touch the HTV terminals of BDV test equipment.
2 Do not spill the oil on HTV terminals of BDV test equipment.
3 Discharge the HTV terminals before performing BDV test
4 Use hand glows while performing BDV test.

94

CITS : Power - Electrician & Wireman - Exercise 46