Answer / pradeep jangid

First of all we check for supply is proper than Starter
after this Check circuit is open or not than check some
fault(Mechenical or Electrical)occured in Motor.

Answer / u.v.v.satyanarayana

first of all cheak if any opencircuit occure than chek
stator wdg are shortcircuit

Why high Voltages come in multiple of 11, like 11 KV, 33KV, 66 KV, 132 KV etc.

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1.how many earth pits are required for 1000 k.w plant include substion , transformer ? 2. how many earth pits are required for 500kva generator.what is formula to calcute?

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What is kvar?

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What is the intent of short circuit studies?

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Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.

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what is the difference between 230v and 115v?

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wath is this mining of bts

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