10A 1 Pole B Curve 6kA MCB Circuit Breaker (NB1‑63B1P10)
10A 1 Pole B Curve 6kA MCB Circuit Breaker (NB1‑63B1P10)
SKU:NB1-63B1P10
Brand: CHINT
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Product Details
Product Details
The CHINT NB1‑63B1P10 10A 1 Pole B Curve 6kA MCB is a reliable miniature circuit breaker designed to protect electrical circuits from overload and short-circuit damage in residential and light commercial installations. Engineered to meet international safety standards, this compact unit delivers dependable performance where protection and durability matter most.
Built for easy integration into consumer units and distribution boards, the NB1‑63B1P10 offers efficient circuit protection with a B curve characteristic, responding quickly to overcurrents typical of lighting and general power circuits. With a 6kA breaking capacity, it handles fault currents safely, giving peace of mind in everyday electrical environments.
Crafted from robust thermoplastic and compatible with standard DIN rail mounting, this MCB is lightweight yet built to last. The single-pole format occupies only 18 mm of modular spacing, helping save space in crowded panels. Designed for UK voltages up to 230/240 V AC, it supports standard single-phase systems with a rated current of 10 amps, ideal for protecting lighting circuits, small appliances, and socket feeds.
Installation is straightforward, with secure screw terminals that accommodate a wide range of conductor sizes. The clear toggle switch provides an intuitive on/off position indicator, making it simple to check status at a glance. Backed by the trusted CHINT reputation for quality electrical protection equipment, this MCB offers a cost-effective, high-performance solution for everyday circuit safety.
Whether fitting a new consumer unit or upgrading an existing panel, the NB1‑63B1P10 balances dependable protection with compact design and easy installation. Make it part of your next electrical project to ensure circuits stay safe from fault conditions.
Product Specifications
Product Specifications
Electrical Specifications
- Model: NB1-63B1P10
- Rated Current (In): 10A
- Number of Poles: 1P
- Tripping Curve: B Curve (3-5 In)
- Rated Voltage (Ue): 230/400V AC
- Rated Frequency: 50/60Hz
- Rated Short-circuit Capacity (Icn): 6,000A (6kA)
- Rated Insulation Voltage (Ui): 500V
- Rated Impulse Withstand Voltage (Uimp): 4,000V (4kV)
- Energy Limiting Class: 3
- Power Loss per Pole: 2W
- Release Type: Thermo-magnetic
Mechanical & Installation Data
- Mounting: 35mm DIN Rail (EN 60715) via fast clip device
- Terminal Connection Type: Cable / U-type busbar / Pin-type busbar
- Terminal Size (Cable): Up to 25mm² (18-4 AWG)
- Terminal Size (Busbar): Up to 10mm² (18-8 AWG)
- Tightening Torque: 2.5 N·m (22 In-lbs)
- Connection Direction: From top and bottom
- Electrical Life: 4,000 operations
- Mechanical Life: 20,000 operations
- Protection Degree: IP20
- Contact Position Indicator: Yes (Color-coded visual indication)
Environmental Specifications
- Ambient Operating Temperature: -5°C to +40°C (Daily average ≤ 35°C)
- Storage Temperature: -25°C to +70°C
- Reference Temperature for Tripping: 30°C
- Pollution Degree: 2
Dimensions
- Width: 18mm (1 module)
- Height: 86mm
- Overall Depth: 78mm
Key Features
- Versatile Application: Provides essential protection for domestic installations and broader commercial or industrial distribution systems.
- Integrated Safety: Features a trip-free mechanism, ensuring the device cannot be defeated by holding the operator in the "ON" position.
- Efficient Design: Includes a built-in heat dissipation gap for improved cooling and an extendable DIN-rail holder for easy installation and removal.
- Visual Status Monitoring: Equipped with a color-coded contact position indicator that provides visual confirmation of the device status and insulation function.
- Flexible Connectivity: Terminals are designed to accept both wire and busbar connections, reducing installation costs and improving efficiency.
- Accessory Compatibility: Can be combined with auxiliary contacts, shunt releases, under-voltage releases, and alarm contacts.
Standards & Compliance
- Primary Standard: IEC/EN 60898-1
- Certification: CE Marked, ASTA Licensed, VDE, KEMA, SEMKO, RCC, UL Verified
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