Why Choose the ABB S203M-C2NA Miniature Circuit Breaker?
The ABB S203M-C2NA is a high quality 3+NP miniature circuit breaker (MCB) designed for reliable overload and short circuit protection in residential, commercial and industrial electrical installations. As part of the trusted ABB System pro M compact S200M series, it provides dependable low voltage circuit protection in a compact DIN rail mounted format.
This circuit breaker combines delayed thermal overload protection with electromechanical short circuit protection. Its C characteristic tripping curve is suitable for circuits with moderate inrush currents, making it ideal for lighting, control panels, small motors, transformers, automation equipment and general distribution circuits.
With a 2 A rated current, 3+NP configuration and 10 kA short circuit capacity, the ABB S203M-C2NA provides robust protection for three-phase and neutral circuits. The switched neutral design supports safe isolation and reliable operation within distribution boards, control panels and industrial electrical systems.
Key Advantages
- Compact 3+NP miniature circuit breaker for low voltage installations.
- 2 A rated current for low current protection circuits.
- C characteristic tripping curve for circuits with moderate inrush currents.
- 10 kA short circuit capacity for dependable fault protection.
- Part of the proven ABB System pro M compact S200M range.
- DIN rail mounting for quick installation inside electrical panels.
Key Features
- ABB S200M miniature circuit breaker series.
- 2 A rated current.
- 3+NP pole configuration.
- C characteristic tripping curve.
- 10 kA rated short circuit capacity.
- Delayed thermal overload protection.
- Electromechanical short circuit protection.
- Suitable for residential, commercial and industrial applications.
Reliable Circuit Protection for Low Voltage Installations
ABB System pro M compact S200M miniature circuit breakers are current limiting devices designed to protect electrical circuits from overload and short circuit faults. They are widely used across residential, commercial and industrial applications where safe and dependable low voltage protection is required.
The C curve characteristic of the S203M-C2NA provides a balanced trip response for circuits with moderate inrush currents. This makes it suitable for general electrical distribution, control equipment and automation circuits where reliable disconnection is required under fault conditions.
Typical Applications
- Commercial distribution boards.
- Industrial control panels.
- Three-phase and neutral electrical circuits.
- Automation and control systems.
- Lighting and power distribution circuits.
- General low voltage circuit protection.
