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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
1 slot addressing
Medium Description: MB300 Communication Processor
with Slot 0 reserved for power supplies and Slot 1 for CPUs
It features three fans
and environmental monitoring
ABB REX521 Feeder Protection Relay High Performance Rev F 1 slot addressingProduct Overview The ABB REX521 is an advanced feeder protection relay designed to provide comprehensive protection, control, and monitoring functions for utility and industrial feeder applications. It detects and isolates faults quickly, ensuring the protection of your power system. The REX521 enhances system integrity and guarantees continuity of service. Its modular design allows for flexible configuration, adapting to various system requirements.
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