Why Choose the Chint NB1-63CH4P16 Miniature Circuit Breaker?
The Chint NB1-63CH4P16 is a robust 4 pole miniature circuit breaker (MCB) engineered to provide dependable overload and short circuit protection in commercial, industrial and OEM electrical installations. As part of the proven Chint NB1-63H Series, this MCB offers a 10 kA breaking capacity, making it suitable for applications where higher prospective fault currents may be present.
Featuring a 16 A rated current and a C curve trip characteristic, the NB1-63CH4P16 is ideal for protecting circuits supplying socket outlets, lighting, small motors and other equipment with moderate inrush currents. The four pole configuration provides simultaneous isolation of all conductors, making it suitable for three phase electrical distribution systems.
Designed for installation on a standard DIN rail, the NB1-63CH4P16 combines reliable performance, compact dimensions and long mechanical life, making it an excellent choice for panel builders, electrical contractors and maintenance engineers.
Key Advantages
- Compact 4 pole miniature circuit breaker.
- 16 A rated current for commercial and industrial circuits.
- C curve tripping characteristic for mixed resistive and inductive loads.
- 10 kA breaking capacity for reliable fault protection.
- Provides dependable overload and short circuit protection.
- DIN rail mounting for quick installation.
- Suitable for commercial, industrial and OEM applications.
Key Features
- Manufacturer: Chint
- Series: NB1-63H
- Model: NB1-63CH4P16
- 4 pole configuration.
- 16 A rated current.
- C curve trip characteristic (5 to 10 × In).
- 10 kA rated breaking capacity.
- Suitable for AC 50 / 60 Hz systems.
- Compact DIN rail mounted design.
- Compatible with selected NB1 accessories.
Reliable Protection for Electrical Installations
The Chint NB1-63CH4P16 automatically disconnects the electrical supply whenever overload or short circuit conditions occur, helping to protect wiring, connected equipment and electrical installations from damage while improving operational safety.
Its C curve characteristic makes it particularly suitable for circuits supplying socket outlets, control equipment, lighting circuits and small motors where moderate inrush currents are expected. The four pole configuration enables complete isolation across three phase installations when required.
Typical Applications
- Commercial electrical distribution boards.
- Industrial control panels.
- Machine control systems.
- OEM equipment.
- Building services installations.
- Three phase distribution systems.
- General electrical switchboards.
