NZM6B-63/ZM6A-40-CNA Eaton Molded Case Circuit Breaker

The NZM6B-63/ZM6A-40-CNA is a 3-pole molded case circuit breaker with a fixed thermal trip setting of 40A and an adjustable magnetic trip range of 260–500A. Its interrupting rating is 25kA at 240V and 480V, and 14kA at 600V. This device is designed for use in commercial and industrial electrical distribution systems requiring consistent overcurrent protection. It conforms to applicable standards for molded case circuit breakers and operates within the specified voltage and current parameters without modification or field adjustment of the thermal element.