ABB REX521 Feeder Protection Relay Industrial UPS Module 32 Digital Outputs

32 Digital Outputs

The ABB CI840A (Part Number: 3BSE041882R1) is a PROFIBUS DP-V1 Communication Interface Module designed to facilitate seamless communication between the AC 800M controller and PROFIBUS-compliant field devices

ANSI specification B +100 to +1820 ℃

Thermal Dissipation: 11

It ensures fast data exchange and stable system integration

ABB REX521 Feeder Protection Relay Industrial UPS Module 32 Digital OutputsProduct 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.