Answer / k.prakashchandra

Inter -turn short on the HT side is suspected

what are FM 200 systems? why it is useful for electrical systems ?

3 Answers  

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what is the relation between the leading pf and supply voltage?

1 Answers  

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Generally In transformer Tap Changer on HT side, but I have seen in 66KV side in 220/66 KV, 100 MVA, Areva make transformer. Why ?

7 Answers  

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For testing 33kv cable hipot testing. How much kv we have to Apply .Give in details.

24 Answers  

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WHY LATCHING CURRENT IS GREATER THATN HOLDING CURRENT?

1 Answers  

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For high voltage and low current Circuit Breaker preferred is vacuum circuit breaker.why?

1 Answers  

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where we use zero sequence current transformer or core balancing ct.

2 Answers  

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Generally in AC we consider voltage, frequency and phase sequence for parallel operation ... Can we parallel two DC battery chargers? If yes, then what precaution to be taken when we parallel two DC power?

5 Answers   Reliance,

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What is the difference between grid and off- grid system??

0 Answers   GVK,

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What is the major difference between P.T. & C.V.T ? Why CVT is used in HT Transmission line in place of P.T.?

13 Answers   APGenco, OPTCL,

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how to increase senstivity of ct

0 Answers   NPCIL,

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i have one transformer 1000kva, 11/.433kv. we are using 200/5 amp. ct unit for measuring purpose, & one 800 amp. V.C.B Unit for the same t/f operate, i wants to known the primary current of T/F is only 53 amp. why we used 800 amp. V.C.B ? & 200/5 amp. CT Unit.

4 Answers  

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