NZMN1-S50 Eaton Molded Case Circuit Breaker

The Eaton NZMN1-S50 (Catalog No. 265732) is a 50A, 3-pole molded case circuit breaker from the NZM1 frame series, designed for applications requiring reliable short-circuit protection. Operating at voltages up to 690V, this breaker features a fixed magnetic-only trip unit with a non-delayed release setting range of 400-700A, making it ideal for motor protection when paired with external overload relays. With a compact design, it delivers a high interrupting capacity of up to 85kA at 230V, ensuring robust performance in demanding environments. The breaker meets IEC/EN 60947 standards and includes IP20 front protection, accommodating both copper and aluminum wiring through its versatile terminal configurations.