Answer / k.prakashchandra

Insulation test,continuity test ,oil test and magnetic
balance test

Answer / vinod g

Insulation Resistance,Winding resistance, Ratio test in
every tap positon from each tap rising and lowering,OLTC
continuity test , Tan delta of Oil and bushing, oil test (
BDV, DGA), magnetic balance test, polarity and
secondary/primary injection test for calculating the %
impidance

what is the gas pressure at normal & operating conditions of sf6 cb??

2 Answers  

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What is voltage in two phase?

7 Answers   ABB, SSG,

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The rating of Transformer are 11KV, 22KV, 33KV instead of 10KV, 20KV & 30KV?

2 Answers  

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If there is unit power factor in a power house and a capacitor bank used in a factory at resistive load . In this case, will there leading power factor in power house across that factory.

2 Answers  

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what is transient voltage?

0 Answers  

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what is use of starter motor in DG ?

2 Answers  

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Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?

6 Answers   NTPC,

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how can get electrical c licence.now i am working in spining mill , transformer capacity 2750KVA. SANCTION DEMAND 2250KVA. PLEASE ADVISE ME . MY CONTACT NO 09944226823

0 Answers  

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in cable joints procedure what electrical problems have been solved out ?

1 Answers  

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Why we use less dia. fuse and conductors at H.T. side, although we use higher dia. cables on L.t. side?

4 Answers   RRB,

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WHAT IS THE HIGHEST UNDERGROUND TRANSMISSION VOLTAGE IN THE WORLD?

3 Answers   Power Grid,

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what are the factors to be considered while design the breaker either HT or LT??

0 Answers  

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