ABB 1SVR650487R8300 Description Description ABB 1SVR650487R8300 CM-MPN52 Three-phase monitoring relay Measuring & Monitoring Relays Related products ABB 3BSE008516R1 ABB 2TLA040001R1000 ABB ACS550-01-038A-4 ABB FPR3600227R1202 ABB ACS800-01-0003-3 ABB 2TLA040001R1200