REB103 ABB High-Speed Busbar Protection Relay POWER It provides 16 channels for

It provides 16 channels for measuring temperature using RTD sensors

and quality checks

an older CPU module must be used with an older CT/VT module

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

REB103 ABB High-Speed Busbar Protection Relay POWER It provides 16 channels forOverview 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