NZMH4-4-VE1000/630 Eaton Molded Case Circuit Breaker

The NZMH4-4-VE1000/630 is a 4-pole molded case circuit breaker with a rated current of 1000 A and a fourth-pole rating of 630 A. It uses electronic adjustable trip units for overload protection from 500 A to 1000 A and short-circuit protection up to 12,000 A. Based on the NZM4 frame, it operates at 690 V AC and delivers a short-circuit breaking capacity of 63 kA at 230 V. Compliance is to IEC/EN 60947. Functional features include thermal memory, RMS current measurement, and adjustable time delay. Designed for system, cable, generator, and selectivity protection in industrial settings, it supports reliable operation under harsh environmental conditions.