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What Is Protective Relay? |
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Answer» It is an electrical DEVICE designed to initiate the isolation of a PART of the electrical installation, or to operate an alarm SIGNAL, in the event of abnormal CONDITION or a fault. In simple words RELAY is an electrical device that gives signal to isolation device (eg: Circuit Breaker) after sensing the fault and helps to isolate the fault system from the healthy electrical system It is an electrical device designed to initiate the isolation of a part of the electrical installation, or to operate an alarm signal, in the event of abnormal condition or a fault. In simple words relay is an electrical device that gives signal to isolation device (eg: Circuit Breaker) after sensing the fault and helps to isolate the fault system from the healthy electrical system |
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