NZM2/3-XU380-440AC Eaton Molded Case Circuit Breaker

The NZM2/3-XU380-440AC is a molded case circuit breaker undervoltage release. It is intended for use with the corresponding NZM2/3 breaker platform, providing the undervoltage release function identified in the product designation. The 380-440AC portion specifies the release’s AC operating-voltage range, allowing compatibility to be checked before installation in equipment or distribution applications that depend on automatic operation when supply voltage falls below the required condition. This designation identifies the release unit associated with the NZM2/3-XU380-440AC model and its 380-440AC range. For accurate fitment, the component should be selected by matching the complete model number and voltage rating to the breaker application.