Technical Parameters Category Specification Product Model NZM4-XA Product Family Eaton NZM Accessories Device Type Shunt Trip Release Compatibility NZM4 series circuit breakers Mounting Position Can be mounted on left or right side of breaker Electrical Life >1,000 operations Mechanical Life >10,000 operations Operating Temperature -25°C to +70°C Storage Temperature -40°C to +85°C Protection Degree IP20 (when installed in breaker) Standards Compliance IEC/EN 60947-2