Industrial Controller
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Infinite Innovation, the Future of Industrial Control Systems
Infinite Innovation, the Future of Industrial Control Systems
PRODUCT POSITION:HOMEPRODUCT—NZMN3-A630
NZMN3-A630
Technical Parameters Parameter Category Specification / Value Brand Eaton Product Model NZMN3-A630 Standard IEC 60947-2 Type Miniature Circuit Breaker (MCB) Number of Poles 3 Poles (3P) Rated Current (Iₙ) 63 A Tripping Characteristic / Curve Type C (Instantaneous trip: 5 to 10 x Iₙ) Rated Operational Voltage (Uₑ) 400 V AC, 50/60 Hz Rated Insulation Voltage (Uᵢ) 500 V AC Rated Impulse Withstand Voltage (Uᵢₘₚ) 6 kV Breaking Capacity (I꜀ᵤ) 10 kA (at 400V AC) Electrical Endurance 10,000 cycles Mechanical Endurance 20,000 cycles Terminal Capacity Solid: 50 mm² Stranded: 35 mm² Fine-stranded: 25 mm² Terminal Torque 3.0 N·m (Maximum) Mounting 35 mm DIN Rail (EN 60715) Degree of Protection IP20 (when installed in an enclosure) Ambient Temperature -25 °C to +60 °C (for reference) Approvals / Certifications CE, CCC, IEC 60947-2
DESCRIBE
The Eaton NZMN3-A630 is a robust, 3-pole miniature circuit breaker engineered for higher-current circuits in commercial and industrial main distribution boards and sub-distribution applications. It features a "C" type tripping characteristic, which provides reliable protection for circuits with moderate inrush currents, such as those feeding larger control panels, bank of sockets, and specific industrial equipment.
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