CHINT 179915

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✅ CHINT NB1-63H C32 Miniature Circuit Breaker – 4P, 32A, C Curve, 10kA Breaking Capacity Description (English): The CHINT NB1-63H C32 is a 4-pole miniature circuit breaker (MCB) tailored for comprehensive protection in three-phase + neutral installations. With a rated current of 32A and a C-curve tripping profile, it is ideal for moderately inductive loads such as air conditioning units, industrial lighting circuits, and mixed load panels. This circuit breaker provides a short-circuit breaking capacity of 10kA at 400V AC, fully compliant with EN/IEC 60898-1 and EN/IEC 60947-2 standards, ensuring safety and performance under fault conditions in residential, commercial, or industrial applications. Features include a toggle-type manual actuator, VisiTrip fault indicator for easy troubleshooting, and VisiSafe for clear visual confirmation of contact disconnection. It mounts on a standard DIN rail and fits within 8 modules (72mm width). The breaker is rated for 20,000 mechanical and 10,000 electrical cycles. Additional specifications include 500V insulation voltage, 6kV impulse withstand voltage, and an operating temperature range from -35°C to +70°C. Specifications (English): Model: NB1-63H Poles: 4P Rated Current [In]: 32A Curve Type: C Breaking Capacity: 10kA at 400V AC (EN/IEC 60898-1) Insulation Voltage [Ui]: 500V AC Impulse Voltage [Uimp]: 6kV Standards: EN/IEC 60898-1, EN/IEC 60947-2 Mounting: DIN rail, 8 pitch (72mm width) Protection Class: IP20 (IP40 in enclosure) Operating Temperature: -35°C to +70°C Mechanical Life: 20,000 cycles Electrical Life: 10,000 cycles Tightening Torque: 2 Nm Wire Capacity: 1–25mm² (rigid), 1–16mm² (flexible)