ABB OTM250E3CM24D Description Description ABB 3P 250A Motorised Changeover sw 24VDC OT Change over Switches Related products ABB 2TLA040037R1300 ABB 2TLA040037R0900 ABB 2TLA040001R1000 ABB 3HNE00313-1 ABB 2TLA040001R1400 ABB 1SFN075112R1000