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A Protection Relay is an essential electrical safety device designed to detect abnormal operating conditions in power systems and automatically initiate corrective actions. It continuously monitors parameters such as current, voltage, frequency, and power, and promptly trips circuit breakers during faults like overloads, short circuits, earth faults, or voltage fluctuations. Protection relays help prevent equipment damage, reduce downtime, and ensure the safety of electrical installations in industrial, commercial, and utility applications. Built for accuracy, reliability, and fast response, they play a critical role in maintaining system stability and operational continuity.

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