Transcription of Generator Protection - ERPC
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Generator Protection - ERPC
Copyright @ Power Research & Development Consultants Pvt. LtdGenerator Protection1 Copyright @ Power Research & Development Consultants Pvt. Ltd2 Generator Protection -Introduction Size of individual generating unit 30 MW to 500/1000 MW Loss of even a single unit is a serious problem Consequence : Protection systems of such generators have also become more stringent Required to reduce the outage period to a minimum Achieved by rapid discriminative clearance of all fault conditions associated with the units Damage due to faults is none or to the minimumCopyright @ Power Research & Development Consultants Pvt.
Overvoltage Under and Over frequency Unbalance current ... Out of step protection ... This relay provides local back up protection when a primary circuit breaker has failed to operate It also initiates tripping of adjacent back up breakers for
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