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ABB REX521 REX521GHHPSH04G Feeder Protection Relay

REX521 - Excellent PLC

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REX521 - Excellent PLC

ABB REX521 REX521GHHPSH04G Feeder Protection Relay

2025-08-06 ABB

Product Overview The ABB REX521 REX521GHHPSH04G is a comprehensive feeder protection relay engineered for medium-voltage power distribution systems. Designed for both directional and non-direction……

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