ABB 2CTB802343R2400 Heavy Duty Magnetic Contactor

ABB 2CTB802343R2400 is an OVR T2 surge protective device (SPD) from ABB’s DIN rail series, designed for 3-wire systems with two live conductors and three protected poles. It provides transient suppression by diverting surge currents, and is specified for nominal system voltages of 480/277 VAC (split phase) with a 2L configuration. The unit accommodates a current range of 40–320 A (40-320 P U) and complies with UL 1449 Ed3, accompanied by an environmental declaration (EPD) 9AKK108472A1711; alternate catalog designation is OVRT2 2L 40-320 P U. This model carries ABB catalog number 2CTB802343R2400 as part of ABB’s surge protection offerings for electrical distribution panels.