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CHINT NXB-63 2P Miniature Circuit Breaker (MCB)

Model: NXB

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~~₨ 1,900~~ ₨ 1,235

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SKU: N/A Categories: Circuit Breakers, Electronics & Accessories, MCB AC Circuit Breaker, Solar Equipment Brand: CHINT

Description

The NXB-63 Miniature Circuit Breaker (MCB) provides reliable protection against overload and short-circuit faults in low-voltage electrical systems. Designed for residential, commercial, and light industrial use, it features high breaking capacity (up to 10kA) and precise thermal-magnetic tripping characteristics (B, C, D curves). With compact dimensions, a long mechanical lifespan, and compliance with IEC/EN60898-1, the NXB-63 MCB ensures safe and stable performance for power distribution networks

Function: Protection against overload and short-circuit faults
Standard Compliance: IEC/EN 60898-1
Certifications: CE, SNI, NOM, EAC, SII, RoHS, REACH, Carbon Footprint
Rated Current (In): 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
Rated Voltage (Ue):
- 220V~/230V~/240V~ (1P, 1P+N, 2P)
- 380V~/400V~/415V~ (2P–4P, 3P+N)
Frequency: 50/60 Hz
Tripping Characteristics: B, C, D Curves
Number of Poles: 1P, 1P+N, 2P, 3P, 3P+N, 4P
Rated Short-Circuit Breaking Capacity (Icn): 6kA / 10kA (depending on model)
Rated Service Short-Circuit Capacity (Ics): 6kA / 7.5kA
Rated Insulation Voltage (Ui): 500V
Rated Impulse Withstand Voltage (Uimp): 4kV
Mechanical Life: 20,000 operations
Electrical Life: 10,000 operations
Mounting: 35mm DIN rail (TH35-7.5)
Connection Type: Top or bottom wiring
Terminal Capacity:
- Min: 1mm²
- Max: 25mm²
Tightening Torque: 2.0 N·m
Operating Temperature: −35°C to +70°C
Storage Temperature: −35°C to +85°C
Altitude: ≤2000m
Protection Degree:
- IP20 (direct mounting)
- IP40 (inside distribution box)
Pollution Degree: Class II
Compatible Accessories: AX-X1, AL-X1, SHT-X1, OVT-X1, UVT-X1, OUVT-X1
Power Consumption (per pole):
- 3W (1–10A), up to 13W (63A)
Dimensions: Compact modular design; fits standard distribution boards