Eaton NZMB1-S3-CNA Molded Case Circuit Breaker is a three-pole protection device rated for 320–560 A in 480 V systems, with a 25 kA interrupting capacity. This MCCB supports high-current feeder protection in industrial and commercial power distributions, providing overcurrent protection and fast fault isolation for downstream equipment. The unit is designed for 480 Vac service and integrates with standard panel and switchgear configurations, enabling reliable coordination within protection schemes. With its 480 V rating and 25 kA interrupting capacity, it fits typical industrial distribution practices for high-current three-phase circuits.
