GE Fanuc Multilin UR 8AH Universal Relays Series CT/VT ModuleGE UR8AH: Power System Protection Champion The GE UR8AH appears to be a CT VT (Current Transformer Voltage Transformer) module within the GE Multilin UR family, designed for power system protection applications. GE Multilin UR8AH CT VT Module Features: CTs (Current Transformers): Provides 1A 5A Phase CTs and 1A 5A Ground CTs for current monitoring. VTs (Voltage Transformers): Includes 4 Voltage Transformers for voltage scaling and fault