Allen-Bradley 100-B400N3 is a three-pole AC contactor designed for three-phase motor control. It supports line voltages from 220 to 690 VAC and carries a rated current of 414 A, with motor power handling up to 280 kW. This model belongs to the 100-B family, used to start and stop large motors in equipment such as pumps, fans, conveyors, and processing machinery, typically wired to a control circuit for remote or automatic operation.
