ABB S502UC-K21 Description Description ABB S502UCK DC DP MCB K21A S800 and S500 Related products ABB 3BSE008508R1 ABB 3BSE008516R1 ABB 3BSE008510R1 ABB ACS550-01-038A-4 ABB ACS601-0100-3 ABB 2TLA040001R1100
