NZM9-250/ZM9-250-2400-OBI-NA Eaton Molded Case Circuit Breaker

The NZM9-250/ZM9-250-2400-OBI-NA is a 3-pole molded case circuit breaker with a 250A frame and 250A continuous current rating. It provides instantaneous magnetic trip only, without thermal protection, and features an adjustable magnetic trip range of 1600–2400A. Designed for North American electrical systems, it carries the NA designation. Certification includes UL and CSA standards. The device has a high fault interrupting rating and is intended for applications requiring precise, fast-acting short-circuit protection without overload response.