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-b06 chint 6a b curve 1p 6ka miniture circuit breaker
Chint NXB-63-1P-B06 miniature circuit breaker, a 6 A B curve 1 pole 6 kA MCB for overload and short-circuit protection in residential, commercial and light industrial electrical installations.
£2.05
Why Choose the Chint NXB-63-1P-B06 Miniature Circuit Breaker?
The Chint NXB-63-1P-B06 is a compact and dependable single pole miniature circuit breaker (MCB) designed to protect electrical circuits against overload and short-circuit faults. As part of the Chint NXB-63 MCB series, it provides reliable circuit protection for residential, commercial and light industrial low voltage distribution systems.
This 6 A MCB uses a B curve thermal-magnetic trip characteristic, making it suitable for circuits with low inrush currents such as lighting circuits, control circuits and general low power loads. Its DIN rail mounting format enables straightforward installation in compatible consumer units and distribution boards.
With a 6 kA short-circuit breaking capacity, 230 V AC single-phase rating and compact 1 pole design, the NXB-63-1P-B06 offers practical and space-saving protection for final circuits where safe isolation and reliable fault interruption are required.
Key Advantages
- Reliable 6 A single pole miniature circuit breaker.
- B curve tripping characteristic for low inrush current circuits.
- 6 kA breaking capacity for dependable fault protection.
- Provides overload protection, short-circuit protection and positive isolation.
- DIN rail mounting for fast installation in distribution boards.
- Suitable for domestic, commercial and light industrial circuit protection.
Key Features
- Chint NXB-63 miniature circuit breaker series.
- 1 pole MCB for single-phase circuit protection.
- 6 A rated current.
- B curve trip characteristic.
- 6 kA rated short-circuit breaking capacity.
- 230 V AC rated voltage.
- Thermal-magnetic release for overload and short-circuit protection.
- Compatible with standard DIN rail distribution systems.
Reliable Protection for Final Circuits
Miniature circuit breakers such as the Chint NXB-63-1P-B06 are used to automatically disconnect electrical circuits when overload or short-circuit conditions occur. This helps protect wiring, connected equipment and electrical installations from damage caused by excessive current.
The B curve trip characteristic makes this MCB well suited to circuits where low inrush currents are expected. Its compact modular design and DIN rail compatibility make it a practical choice for electricians installing or upgrading consumer units, control panels and distribution boards.
Typical Applications
- Domestic lighting circuits.
- Commercial lighting distribution.
- Control circuits and auxiliary circuits.
- Consumer units and distribution boards.
- Low power final circuit protection.
- Residential, commercial and light industrial installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 6 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-B06 | |
| Product type | Miniature circuit breaker | |
| Number of poles | 1 pole | |
| Rated current | 6 A | |
| Trip curve | B curve | |
| Rated voltage | 230 V AC | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 6 kA | |
| Rated impulse withstand voltage | 4 kV | |
| Mechanical life | 20,000 cycles | |
| Electrical life | 10,000 cycles | |
| Standard | IEC / EN 60898-1 | |
| Mounting type | DIN rail mounted | |
| Protection functions | Overload protection, short-circuit protection and isolation |
Frequently Asked Questions
What is the Chint NXB-63-1P-B06 used for?
The Chint NXB-63-1P-B06 is used to protect single-phase electrical circuits against overload and short-circuit faults in consumer units and distribution boards.
What current rating does this MCB have?
The NXB-63-1P-B06 has a rated current of 6 A.
What does B curve mean on this breaker?
A B curve MCB trips at a lower magnetic threshold than C or D curve devices, making it suitable for circuits with low inrush currents such as lighting and control circuits.
What is the breaking capacity of the NXB-63-1P-B06?
The breaker has a rated short-circuit breaking capacity of 6 kA.
How is this MCB installed?
The Chint NXB-63-1P-B06 is designed for DIN rail installation inside compatible consumer units, distribution boards and electrical panels.
Trusted by Electrical Installers Worldwide
Chint NXB-63 miniature circuit breakers are trusted by electricians and contractors for reliable overload protection, short-circuit protection and safe circuit isolation across modern low voltage electrical installations.
