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and relay signals
data monitoring
It is designed to handle high-current switching and provides industrial-grade isolation
SCIP: cdd013e1-a150-4d00-9d56-3fd8695cbfdb (Sweden SE)
and flexible control strategies
RET316*4 HESG448750M2 ABB Transformer Protection Relay Fan Monitor and relay signalsOverview The ABB RET316*4 (HESG448750M2) is a digital transformer differential protection relay engineered for medium and high voltage power systems. It delivers rapid and selective protection for two or three winding transformers, including autotransformers and generator step up units. This relay incorporates 87T differential, overcurrent, thermal overload, and voltage protection functions to safeguard transformers against internal faults and