ABB MCU2AB2V2-4 Description Description ABB MCU2 20-63A 380-690V Uaux2=230VAC OT/OETL Accessories Related products ABB 3BSE013230R1 ABB 2TLA042021R8100 ABB ACS550-01-038A-4 ABB GJV3074397R1 ABB ACS800-01-0003-3 ABB 2TLA042021R8000