Answer / pramod nair

for bus-bar hv test we have connect first which phases you are appliying the voltage then you have to be grounded another two phase that means R-Y+B+E , You are appliying voltage in R phase means another phases you have to make it ground.

Answer / mohd fazil

the more specific Hot Hipot test can bring about feelings of apprehension. Yet the concepts involved ... peak (maximum) voltage is what we are concerned with. ... Connect the return lead of the Hipot tester to the metal chassis or enclosure of a ... transformer is used to isolate the input power to the DUT from earth ground.

why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??

0 Answers   TCS,

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can we start a 6.6kv ht motor with 415 lt supply

1 Answers  

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0 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating

0 Answers  

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What happen if transformer neutral path get removed ?

1 Answers  

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What is relation bet kvar & microfarad

2 Answers  

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What is meant by shunt current?

1 Answers   ABC,

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What are the types of earthing? Explain dagramatically.

3 Answers   Siemens,

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What is AMP and KA in a MCCB and MCB

2 Answers  

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for which possible reasons a motor can fail to start??

4 Answers   CEB, Essar,

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0 Answers   MSP, Toyo Denki,

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