ABB 1SDA055881R1 E2N 1250 PR121/P-LSI In=1250A 4p W New Emax Description Description ABB 1SDA055881R1 E2N 1250 PR121/P-LSI In=1250A 4p W New Emax Related products ABB 3BSE008516R1 ABB 3BSE013230R1 ABB 2TLA040001R1000 ABB 2TLA040001R0000 ABB 2TLA042021R8100 ABB ACS550-01-038A-4