ABB 1SDA055754R1 Description Description ABB E1N 1250 PR121/P-LSIG In=1250A 4p W New Emax Related products ABB 1SFN075112R1000 ABB 2TLA040001R1400 ABB ACS601-0100-3 ABB 3BSE008510R1 ABB ACS550-01-038A-4 ABB ACS800-01-0003-3