REB103 ABB High-Speed Busbar Protection Relay POWER proportional to the axial displacement

proportional to the axial displacement

Equipped with relays and varistors for reliable operation

Output current rating: Max per module: 14A

This module can connect up to 7 receiver modules in expansion racks

REB103 ABB High-Speed Busbar Protection Relay POWER proportional to the axial displacementOverview The ABB REB103 is a proven solution for high voltage busbar protection in critical grid environments. Engineered for 500 kV transmission substations, it belongs to ABBs RADSS (Redundant Analog Digital Substation System) family. This relay delivers ultra fast differential protection using analog current comparison and digital tripping logic. Moreover, it supports multi section busbar configurations, offering high reliability and operational