ABB 1SDA055857R1 E2N 1250 PR121/P-LSI In=1250A 3p F New Emax Description Description ABB 1SDA055857R1 E2N 1250 PR121/P-LSI In=1250A 3p F New Emax Related products ABB 3BSE013230R1 ABB ACS800-01-0003-3 ABB 1SFN075112R1000 ABB 2TLA040037R0900 ABB 2TLA040001R1100 ABB 3BSE008508R1