Answer / yusuf

> Opening and Closing Coil Resistance measurement
> Contact Resistance Measurement. (This Ensures minimum
Voltage drop)
> Timing Test(Ensures Fault clearance time)
> IR Measurement(Ensure proper Isolation from Ground and
between Phases)
Other than these, H.V, Flash Test, Tan Delta are also done
in the factory

Answer / manisand1

Above all some more test is to included i will clear this
in next time.

if the field circuit of a d.c. shunt motor running without load gets opened, then the motor will

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IF THE OUTPUT OF A 100KVA, 415V GENERATOR IS STEPPED UP TO 11KV WITH A 500KVA TRANSFORMER,CAN THE TRANSFORMER BE LOADED ABOVE THE SOURCE GENERATOR RATING?

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What is pole slipping relay? When it is operated?

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Ohm's law applicable for semi-conductors?

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how to improve IR value in HT motors?

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Difference between On Line capacitor and Station Type capacitor.

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How shall i select the value of capacitor or inductor in a system?

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how define the torque in ac drive. from electrical side in the drive friquency ,voltage and current three factor is there.

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