ABB OTDC32F3 Description Description ABB 32A @1000VDC DC21B Switch Disc for PV/DC OT Switches Related products ABB ACS601-0100-3 ABB 2TLA042023R0100 ABB 2TLA042021R8000 ABB 3HNE00313-1 ABB 2TLA040037R1300 ABB 2TLA040001R1200