ABB 1SDA055657R1 Description Description ABB E1B 1250 PR121/P-LSI In=1250A 4p W New Emax Related products ABB 2TLA040001R0000 ABB 2TLA040001R1100 ABB 2TLA040037R1000 ABB 2TLA042021R8100 ABB 2TLA040037R1300 ABB 3BSE008508R1