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What is the purpose of relay in substation?

All Questions › Category: Switchgear And Protection › What is the purpose of relay in substation?
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CS Electrical And Electronics Staff asked 4 years ago

I need short information.

2 Answers
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Ashok answered 4 years ago

Purpose of realy for protection of system. There are various types of relays. It sense the fault & give alarm to circuit breaker to trip the syatem. 

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chetan shidling answered 4 years ago

The relay is a device which detects to fault and initiates the operated of a circuit breaker.