About ABB REB670 PROTECTION RELAY (ONLY DISPLAY)

ABB REB670 PROTECTION RELAY (ONLY DISPLAY)

The REB670 IED (Intelligent Electronic Device) is designed for the protection and monitoring of busbars, T-connections, and meshed corners from medium to extra high voltage levels in up to six zones.

Advanced Display and User Interface

The REB670's LCD graphical display combined with a tactile keypad offers clear status visualization and straightforward navigation. Operators benefit from quick access to detailed operational data, event logs, and configuration menus, streamlining on-site supervision and adjustments.


Robust Communication and Connectivity

With Ethernet, RS232/RS485, and a USB front port, the relay ensures versatile connectivity. Supporting major protocols like IEC 61850, Modbus, and DNP3, the REB670 guarantees smooth integration into diverse substation topologies and straightforward remote device management.


Comprehensive Protection and Fast Operation

Offering dedicated busbar and differential protection, the relay responds rapidly (sub-20 ms typical trip time), ensuring network security. Advanced filtering, measurement, and supervision functions safeguard assets against faults and disturbances, preserving grid stability.