In 2500kva transformer how much is the withstand High voltage power frequency between primary to secondary and earth? And secondary to primary and earth?

1 Answers   Honeywell,

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How much Fault current can be contributed by a motor?

4 Answers  

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How to calculate Earth busbar size & what is the procedure we make for determine that?

1 Answers  

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what is pressure relief valve?where it is used????

4 Answers   Mecon,

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what is the efficiency of thyristor

0 Answers  

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What will happen if 2 phase supply is given to 3 phase motor?

4 Answers   ABC,

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Explain what is Zener diode?

1 Answers  

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i asked a funny question in Electrical ohms law V=IR in const temp voltage is directly proportional to current Power p=VI cos@ in that formula Voltage is indirectly proportional to current Try to give me the fact what is happening in Electrical.. contact Thanigai_1984@yahoo.co.in

3 Answers  

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WE HAVE A PROBLEM THAT THE MAIN DRIVE OF OUR CEMENT MILL HAS AN EARTHING PROBLEM?TWO OF STATOR WINDINGS INSULATION HAS BEEN COLLAPSED DUE TO AGING PROBLEM.THE PHASES HAVE BEEN BYPASSED AND NOW THE LOAD HAS BEEN INCREASED.WE CAN'T REPLACE THE MOTOR.KINDLY HELP ME BY GIVING SUGGESTION THAT HOW TO MAINTAIN THE STARTING TORQUE AND CURRENT FOR HIGH LOADS.

1 Answers   ACC,

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what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that

0 Answers   ABB, Siemens,

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how to calculate KA rating of C.B?explain with Formula.

1 Answers  

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what is the current generated in a 230v megger?

2 Answers  

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