Answer Posted / nishant

Decrease the load of that system untill the frequency is in
limit

WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

3043

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What do you mean by dependent and independent voltage sources?

599

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what is transformor oil gread

1962

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How phase displacement change in the over current relay coils.

1852

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with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

1495

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What is 100% protection of generator? Why 100% is not used but 95% is generally used?

621

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hi frds, i m electrical engineer.can i get cdr for electrical engineer if u have then send me on my mail id its jayesh_ee88@yahoo.com.please help me frds

1608

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What happened ,If 3 phase clearance not maintained in 33KV Line,11KV LIne etc?

1811

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Is potential difference materials property ..? if yes tnen how.. explain brifly.

1528

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Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?

1667

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2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?

1588

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Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)

1465

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I have a relay contact rated at 220v dc which is supplied with a 24vdc from the panel,for it to trip the dampers(24vdc).What if the application of the relay changes so that it should work at its rated 220vdc then will it work at 24vdc supply given or any other consideration needs to be taken .....

1644

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8. A DYNAMOMETER TYPE WATTMETER RESPONDS TO THE.......

8481

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At full load wat is the motor p.f And at no load will is the motor p.f?

1714

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