Technical Parameters Specification Details Product Series NZMB1 Product Type Miniature Circuit Breaker (MCB) Number of Poles 1 Pole (1P) Rated Current (In) 100A Tripping Characteristic A-Curve (2-3 times In) Rated Operational Voltage (Ue) 230/400V AC Rated Insulation Voltage (Ui) 500V AC Rated Impulse Withstand Voltage (Uimp) 6kV Rated Breaking Capacity (Icn) 10kA/15kA at 400V AC (IEC 60898-1) Electrical Life 6,000 operations Mechanical Life 20,000 operations Terminal Torque 3.5-4.0 N·m Mounting DIN Rail (35mm) Standards Compliance IEC 60898-1, IEC 60947-2 Ambient Temperature -25°C to +60°C Protection Class IP20