What is the difference between the watt hour meter and Var
hour meter in terms of internal connection and work theory .
ie "When the meter records watt-hour an when the meter
records var hours ??"
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how to calculate fault level?
We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.
electrical
what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.
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What is meant by reactance voltage?
Tell me in detail about c.t. And p.t. ?
Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?
Why is the air gap between the pole pieces and the armature kept very small?
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what is v/f control in VFD?
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