tell me any book for current n potential trasformer with full knowledge ?

1 Answers  

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show me the diagram of three phase wiring and also tell me hoe to take the readings of megger testing

2 Answers  

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What is transmission line potential gradiant?

1 Answers  

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If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?

0 Answers  

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What is sequence network? Discuss all three types of sequence network.

1 Answers  

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in power station power measuring unit is KW but in transformer is KVA why?

4 Answers  

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what happens if we earth negative electrode of an rectifier transformer used in ESP. In which normaly positive is earthd from inside the xmer.

1 Answers  

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I did oil BDV test of 1600 KVA trafo 20KV/400V as per IEC 156. Result is 1) 58 KV 2) 58 KV 3)40 KV 4) 50 KV 5) 58 KV 6) 18 KV. Avr is 47 KV. Can we say oil is still ok even in the 6th test BDV is 18 KV ?

1 Answers  

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What is reverse power relay?

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We have three phase dg of 12kva rating.If the load of each phase is not constant.That means one phase drowning more load than remaining two phase..Then what will happen to dg?

1 Answers   Indotech,

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DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?

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what is the iron loss in a 11KV/440V transformer?

2 Answers   Bhel, TVS,

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