The CHINT NXB-63 miniature circuit breaker provides reliable overcurrent and short-circuit protection for residential and light commercial circuits. Rated for 230V AC systems, this 1-pole MCB features a compact DIN rail design and is available in a wide range of current ratings from 1A to 63A for precise circuit matching. Features and Benefits
- DIN Rail Mounting - Enables quick, secure, and organized installation in standard distribution boards and enclosures for a professional finish.
- Wide Current Range (1A to 63A) - Offers precise protection for sensitive control circuits (1A-4A) up to general power and lighting circuits (16A-63A).
- 230V AC Rating - Specifically designed for standard single-phase electrical systems, ensuring compatibility and safety.
- Compact NXB-63 Design - Saves valuable space within the consumer unit, allowing for more circuits in a confined area.
- Reliable Trip Mechanism - Provides consistent protection against overloads and short circuits to prevent wire damage and potential fire hazards. Applications
- Residential Consumer Units - Primary protection for lighting, socket outlet, and appliance circuits within homes and apartments.
- Light Commercial Installations - Suitable for office fit-outs, retail spaces, and small workshops requiring dependable circuit protection.
- Equipment Control Panels - Lower amperage models (1A-4A) are ideal for protecting control circuits, transformers, and small motors.
- Circuit Segregation - Allows for the safe division of electrical systems into dedicated, independently protected branches. Note: Always ensure installation and selection comply with local electrical codes and regulations. It is recommended that installation be performed by a qualified electrician.
Wire Size (Rigid): 1-25 mm². Wire Size (Flexible): 1-16 mm². Breaking Capacity (Icn): 6kA. Rated Operational Voltage (Ue): 230V AC. Rated Insulation Voltage (Ui): 500V AC. Rated Impulse Withstand Voltage (Uimp): 6kV. Storage Temperature: -40°C to +70°C. Depth: 70mm. Electrical Endurance: 10,000 cycles. Height: 90mm. Installation Altitude: ≤ 2000m. Mechanical Endurance: 20,000 cycles. Mounting: DIN Rail (35mm). Operating Temperature: -25°C to +55°C. Poles: 1. Pollution Degree: 2. Product Name: CHINT NXB-63 Miniature Circuit Breaker. Protection Degree (Terminals): IP20. Rated Current (In): 1A, 2A, 3A, 4A, 16A, 32A, 63A. Rated Frequency: 50/60 Hz. Standards Compliance: IEC/EN 60898-1. Terminal Connection: Screw. Terminal Torque: 2.0 N·m. Tripping Characteristic: C. Width (1 Pole): 18mm. Width (Modular): 18mm (Standard 1P Module). Rated Impulse Withstand Voltage (Uimp): 6kV (Inferred Standard). Rated Insulation Voltage (Ui): 500V AC (Inferred Standard). Rated Operational Voltage (Ue): AC 230V. Breaking Capacity (Icn): 6kA (Inferred for Household NXB Series). Operating Temperature Range: -25°C to +55°C (Inferred Standard). Ambient Air Temperature Calibration: 30°C Reference. DIN Rail Standard: EN 60715 (35mm Symmetrical Rail). Standards Compliance: IEC/EN 60898-1. Electrical Endurance: 10,000 cycles (Inferred Mechanical Life). Mechanical Endurance: 20,000 cycles (Inferred Mechanical Life). Mounting Method: DIN Rail Mounting. Pole Configuration: 1P (Single Pole). Product Type: Miniature Circuit Breaker (MCB). Protection Degree (Terminals): IP20. Rated Current (In): 1A, 2A, 3A, 4A, 16A, 32A, 63A (Selectable Model). Terminal Torque: 2.0 N·m (Inferred Standard). Terminal Type: Screw Clamp Terminal. Trip Indication: Visual ON/OFF/Tripped Indicator. Tripping Characteristic: Type C (Inferred for Household General Use). Q: What are the dimensions of the CHINT NXB-63 miniature circuit breaker for DIN rail mounting? A: The CHINT NXB-63 is a standard miniature circuit breaker designed for DIN rail mounting. Its compact dimensions are typical for a 1-pole MCB, ensuring it fits easily into standard electrical distribution boards and enclosures.. Q: Is the CHINT NXB-63 1P circuit breaker durable for long-term use? A: Yes, the CHINT NXB-63 is built with durable materials and robust internal components for reliable long-term performance. It is designed to withstand regular switching and provide consistent overcurrent protection in household and light commercial applications.. Q: Can I use this CHINT 1A to 63A MCB to protect a remote control toy charging station? A: Absolutely. This CHINT MCB is ideal for protecting low-power circuits like a dedicated remote control toy charging station. You would select the appropriate ampere rating, such as 2A or 3A, based on the specific power requirements of your charging setup.. Q: Does the CHINT NXB-63 miniature household air switch come with a warranty? A: CHINT products are typically backed by a manufacturer's warranty that covers defects in materials and workmanship. For the specific warranty period and terms for this NXB-63 model, please check the product listing or contact the seller directly.. Q: Is this CHINT miniature circuit breaker a good value compared to other brands? A: Yes, this CHINT MCB offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use, meeting standard safety and operational requirements for circuit protection..