ABB OT250KLRR3TX 250A 3 pole ATEX switch Metal Enclosed (Loadbreak) Description Description ABB OT250KLRR3TX 250A 3 pole ATEX switch Metal Enclosed (Loadbreak) Related products ABB ACS550-01-038A-4 ABB 2TLA042021R8100 ABB 2TLA040037R0800 ABB 2TLA040001R1300 ABB 2TLA040037R1300 ABB 2TLA040001R1400