1)we r having one problem .one dry type transformer(6.6KV/433V)is taking high magnetizing current on delta connected HV side of "U" phase when compared to other two phases.could any body tell the reason why it is happening? 2)why CT secondary side protection core has got higher winding resistance when compared to that of metering core of same CT?

2 Answers  

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Readings of ER300P Trivector meter

0 Answers  

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can some one clearly explain why -48 volt DC use in telecom site????

0 Answers  

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what is relation betn. KW & KV?

10 Answers  

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Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem

3 Answers  

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What is the most essential condition for the voltage build up for a d.c. Shunt generator?

0 Answers  

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how to select a circuit breaker?

24 Answers   ABB, BARC, TCS,

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what is the max working temperature of an oil filled transformer say of about 1500kva.

3 Answers  

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why motor burns ?

5 Answers  

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what is the maximum rating(KVA) of transformer can be used in distribution side..(11KV/440v) and why??

1 Answers   Jindal,

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what are the difference between AC lamp and DC lamp

0 Answers   Apollo,

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difference b/w series&parallel

4 Answers   ABB,

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