Answer / k.prakashchandra

Intensity of current

what is the function of breather in a transformer

29 Answers   Areva, Bhel, RKM Powergen, Vijai Electricals,

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what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

0 Answers   ME,

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What is a dc motor?

0 Answers  

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What is reason to get a power factor nearly zero in resistive loads

2 Answers  

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electrical knowelge

0 Answers  

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what is diffrence between dc motor and dc generator?

3 Answers   HBL Power Systems,

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Is there any difference between circuit breakers and isolators

7 Answers  

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DOES AN EARTH FAULT CURRENT ON THE DELTA SIDE OF A 6.6/33KV STEP UP STAR-DELTA CONNECTED TRANSFORMER REFLECT ON THE STAR SIDE? IF YES, THEN HOW AND WHAT IS THE AMOUNT OF CURRENT REFLECTED?

1 Answers  

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Give me the calculation steps to design an electromagnet to be work in 230V 50 Hz AC Supply. Also give force that is created by that electromagnet when it gets energized.

0 Answers   GE,

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why only 11kv level is used for transmission purpose? why not 230v?

7 Answers  

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what is mean by unity power factor?why are u calling Resistivity load also unity power factor?

2 Answers  

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last week we did the REF relay test by closing single pole (R phase) of CB and apply 380V at the primary of delta transformer. we get 33A at the primary of the R phase star end. but we get 380A at both R an B in delta side. how and why?

1 Answers   Siemens,

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