NZMH9-250/ZM9A-100-NA Eaton Molded Case Circuit Breaker

The NZMH9-250/ZM9A-100-NA is a 3-pole, 250A molded case circuit breaker with thermal-magnetic trip functionality. It features a fixed 100A thermal trip setting and an adjustable magnetic trip range of 400–800A. Fault clearing capacity is rated at 200kA at 240V AC and 85kA at 480V AC. The NA suffix denotes compliance with North American electrical standards. This device operates on inverse time thermal-magnetic principles and is designed for applications requiring lower inrush current tolerance.