Answer / janairoad

Control circuit

Answer / ankit

to control the closed circuit..

Answer / k.prakashchandra

You mean 2 contacts are made in series in a MCB? That is to
make doubly sure of opening the circuit.If parallel ,it is
to make closing doubly sure ,as you can expect one of the
contacts to open or close definitely .

What happens when the polarity changes in CT? Explain briefly?

8 Answers  

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how to calculate current and voltage in a same circuit?

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what are the affects of loose connection in electrical circuit.

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IS there any special instructions to be taken while installing the tranformer.

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How can we measure and monitor critical performance parameters of Diesel Generator Sets, both electrical and engine ?

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