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 2TLA040001R1300 ABB 3BSE008508R1 ABB 2TLA040037R1000 ABB GJV3074397R1 ABB ACS601-0100-3 ABB 1SFN075112R1000