Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
nxb-63-1p-b10 chint 10a b curve 1p 6ka miniture circuit breaker
Chint NXB-63-1P-B10 10A B curve 1 pole miniature circuit breaker with 6kA breaking capacity for overload and short-circuit protection in low voltage electrical installations.
£2.05
Why Choose the Chint NXB-63-1P-B10 Miniature Circuit Breaker?
The Chint NXB-63-1P-B10 is a reliable single pole miniature circuit breaker (MCB) designed to provide dependable protection against overloads and short-circuit faults in low voltage electrical installations. As part of the proven Chint NXB-63 MCB series, it is suitable for residential, commercial and light industrial power distribution applications.
Featuring a 10 A rated current and a B curve thermal-magnetic trip characteristic, this MCB is ideal for circuits with relatively low inrush currents, including lighting, socket outlets and control circuits. Its compact modular design enables simple installation into standard DIN rail consumer units and distribution boards.
With a 6 kA breaking capacity, 230 V AC operating voltage and compliance with IEC/EN 60898-1, the NXB-63-1P-B10 delivers dependable circuit protection while helping maintain the safety and reliability of modern electrical installations.
Key Advantages
- Reliable 10 A single pole miniature circuit breaker.
- B curve tripping characteristic for low inrush current applications.
- 6 kA breaking capacity for dependable fault protection.
- Provides overload protection, short-circuit protection and circuit isolation.
- DIN rail mounting for fast installation.
- Suitable for residential, commercial and light industrial installations.
Key Features
- Chint NXB-63 miniature circuit breaker series.
- 1 pole configuration.
- 10 A rated current.
- B curve trip characteristic.
- 6 kA rated breaking capacity.
- 230 V AC rated voltage.
- Thermal-magnetic release mechanism.
- Compatible with standard 35 mm DIN rail systems.
Reliable Protection for Low Voltage Circuits
The Chint NXB-63-1P-B10 automatically disconnects electrical circuits when overload or short-circuit conditions occur, helping protect wiring, equipment and connected loads from damage. Its B curve characteristic makes it particularly suitable for circuits with relatively low starting currents, providing fast and reliable protection while reducing nuisance tripping.
Its compact modular design allows straightforward installation in consumer units, distribution boards and control panels, making it a practical solution for new installations, maintenance work and electrical upgrades.
Typical Applications
- Residential lighting circuits.
- Socket outlet circuits.
- Commercial electrical distribution.
- Control panels and switchboards.
- Consumer units and distribution boards.
- General low voltage circuit protection.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 10 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | B curve | |
| Breaking Capacity | 6 kA | |
| Manufacturer | Chint | |
| Series | NXB-63 | |
| Model | NXB-63-1P-B10 | |
| Product type | Miniature circuit breaker | |
| Number of poles | 1 pole | |
| Rated current | 10 A | |
| Trip curve | B curve | |
| Rated voltage | 230 V AC | |
| Frequency | 50 / 60 Hz | |
| Rated short-circuit breaking capacity | 6 kA | |
| Rated impulse withstand voltage | 4 kV | |
| Mechanical life | 20,000 operations | |
| Electrical life | 10,000 operations | |
| Standard | IEC / EN 60898-1 | |
| Mounting type | 35 mm DIN rail |
Frequently Asked Questions
What is the Chint NXB-63-1P-B10 used for?
The Chint NXB-63-1P-B10 protects electrical circuits against overloads and short circuits in consumer units, distribution boards and control panels.
What current rating does this MCB have?
This miniature circuit breaker has a rated current of 10 A.
What does the B curve trip characteristic mean?
A B curve MCB is designed for circuits with relatively low inrush currents, making it suitable for lighting, socket outlets and similar applications.
What is the breaking capacity of the NXB-63-1P-B10?
The NXB-63-1P-B10 has a rated short-circuit breaking capacity of 6 kA.
How is this MCB installed?
The breaker is designed for installation onto a standard 35 mm DIN rail inside compatible consumer units and distribution boards.
Trusted by Electrical Professionals Worldwide
Chint NXB-63 miniature circuit breakers are trusted by electricians and contractors for dependable overload protection, reliable fault interruption and long service life across residential, commercial and industrial electrical installations.
