IN OLTC we observed "OUT OF STEP" Alarm, we have two different transformer, when both are in parallel this type of alarm observed. what's the meaning of this alarm and why it occurs???

3 Answers  

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How does frequency affect KVA rating of a transformer? If a 500 kva, 400 v, 60 hz t/f is to be operated on 50 hz frequency then how will its KVA rating change? a-increase b-decrease c-remains same Also explain why do u think like that.

8 Answers  

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How to reduce the static electricity producing in solvent room? By P.D.Patil BioCon

0 Answers   Biocon,

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does not the circulating current in a transformer affect the flux distribution in the transformer core

1 Answers  

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how much current capacity 250 amp. mccb please tell me about whats are the reasons to trip 2 or 3 times in a night. and what are the steps to short out this problem

1 Answers   Havells,

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When should I use earth leakage circuit breaker for incomer and when should I use it for each feeder seperately?

1 Answers  

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how hydrogen or helium is a cooling agent for alternator./ generator of big size.

1 Answers  

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what is difference between single phase and three phase.

2 Answers   Birla,

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What is plc and how to do preventive maintenance

1 Answers  

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what is diffence between synchronus and asynchronus AC motor.?

1 Answers  

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what is transformer

5 Answers   Aegis,

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What is a copper loss or i2r loss pc?

0 Answers  

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