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Machines
Circuit Theory
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Articles
Tools

What is a protection relay?

What is a protection relay?

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Protection relay is an electrical device used to sense an abnormal condition in a power system and operate a circuit breaker or an alarm signal.

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What is a protection relay?

Protection relay

What is the purpose of protection relay?

Why is protective relay used?

Relays

Why relays are used in a system?

Tags Power systems, Switchgear

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