ABB OT40F3 Disconnect Switch is a non-fusible, three-pole (3P) disconnect switch rated for 40 A at up to 600 V AC. Catalog number OT40F3 (alternate catalog number 1SCA104902R1001) places this device in ABB’s OT series of switch-disconnectors, designed to provide a dedicated disconnection point in three-phase electrical distributions. It is used to manually isolate three-phase circuits for maintenance or safety in industrial and commercial panel boards and switchgear, delivering a reliable, standalone 3P 40A/600V isolation solution without integrating fusing.
