What is a circuit breaker contact multiplier relay?

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What is a circuit breaker contact multiplier relay?..

Answer / anand

nc is normally contact to common terminal,when gives supply to the relay common contact to no contact

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What is a circuit breaker contact multiplier relay?..

Answer / k.prakashchandra

You mean the aux switches of cb ? There are NO and NC
contacts (determined when the cb is in open position)which
operate when the cb opens or closes.

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