Integration of protection, control, measurement and automation functions into a single unit Shortest tripping times due to adaptive protection algorithms Efficient operation due to a universal tool for all tasks Ada.
In, a protective relay is a device designed to trip a when a is detected. The first protective relays were electromagnetic devices, relying on coils operating on moving parts to provide detection of abnormal operating conditions such as over-current,, reverse flow, over-frequency, and under-frequency.
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