Cutler-Hammer BR345N molded-case circuit breaker is a 3-pole, 45-amp device rated for 240 volts, with a 10 kA interrupting capacity. It provides overcurrent protection for electrical distribution circuits by interrupting faults to prevent damage to wiring and equipment. The BR345N designation identifies this unit within Cutler-Hammer's molded-case family, suitable for use in electrical panels and other distribution setups requiring reliable protection at 45 A.
