Answer / k.prakashchandra

It will act when the resultant unbalanced current of phase
CTs is different from the current in NCT

what is the function of closing coil in air circuit breaker?

0 Answers   Fresher,

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sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

1 Answers  

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what is difference between tension tower and suspension tower?

8 Answers  

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How do we calculate transformer oil in liter from the rating of the transformer.

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What is the equipment used to control the generator output?

4 Answers  

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2 Answers  

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what is ELCB?

10 Answers   Wipro,

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How the power factor is more in high speed machines

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What is the name of process In VFD frequency are increase then voltage increase & frequency decrease then voltage decrease?

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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 Answers  

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