ABB 1SDA055873R1 E2N 1250 PR121/P-LSI In=1250A 3p W New Emax Description Description ABB 1SDA055873R1 E2N 1250 PR121/P-LSI In=1250A 3p W New Emax Related products ABB ACS550-01-038A-4 ABB 2TLA042023R0100 ABB ACS800-01-0011-5 ABB 2TLA040037R0800 ABB 3BSE008510R1 ABB 2TLA042021R8100