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ABB S201MT-C50NA MCB – S200M – 1P+N – C – 50A
ABB S201MT-C50NA miniature circuit breaker with 1+N configuration, 50 A rated current, C trip characteristic and 10 kA breaking capacity for railway and industrial applications.
£79.13
Why Choose the ABB S201MT-C50NA Miniature Circuit Breaker?
The ABB S201MT-C50NA is a high performance 1P+N miniature circuit breaker (MCB) designed specifically for railway, traction and demanding industrial applications. As part of the proven ABB S200MT series, it delivers dependable overload and short circuit protection while meeting the stringent requirements of rolling stock and transport infrastructure.
Designed for reliability in harsh operating environments, the S201MT-C50NA combines a delayed thermal tripping mechanism for overload protection with a fast electromagnetic trip for short circuit interruption. Its compact DIN rail mounted construction enables quick installation into electrical distribution panels, machine control cabinets and railway switchboards.
Featuring a 50 A rated current, a C characteristic trip curve and a 10 kA breaking capacity, this miniature circuit breaker is ideal for protecting general purpose distribution circuits, lighting systems and equipment with moderate inrush currents whilst maintaining excellent operational safety.
Key Advantages
- Designed specifically for railway and traction applications.
- 50 A rated current for high capacity circuit protection.
- C characteristic tripping suitable for general purpose electrical circuits.
- 1P+N configuration providing phase protection with switched neutral.
- 10 kA short circuit breaking capacity for dependable fault protection.
- Compatible with the complete range of ABB System pro M Compact accessories.
Key Features
- ABB S200MT railway miniature circuit breaker series.
- 50 A rated operational current.
- C trip characteristic.
- 1+N pole configuration.
- 230 V AC rated operational voltage.
- 10 kA rated short circuit capacity.
- Thermal and magnetic tripping mechanisms.
- DIN rail mounting with screw terminals.
Reliable Circuit Protection for Railway Applications
The ABB S200MT range has been developed specifically for railway and traction environments where electrical protection devices must withstand vibration, temperature fluctuations and continuous operation. These miniature circuit breakers provide dependable protection against overloads and short circuits while supporting safe and reliable operation.
The C characteristic makes the S201MT-C50NA suitable for protecting standard distribution circuits, lighting circuits and equipment with moderate starting currents, making it a versatile choice across railway and industrial installations.
Typical Applications
- Railway rolling stock electrical systems.
- Traction auxiliary power circuits.
- Electrical distribution boards.
- Industrial control panels.
- General power distribution.
- Machine building and automation systems.
Technical Specifications
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| Current | 50 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | C curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-C50NA | |
| Product type | Miniature circuit breaker | |
| Rated current | 50 A | |
| Trip characteristic | C | |
| Number of poles | 1+N | |
| Rated operational voltage | 230 V AC | |
| Rated insulation voltage | 440 V | |
| Rated frequency | 50 / 60 Hz | |
| Rated short circuit capacity | 10 kA | |
| Energy limiting class | 3 | |
| Rated impulse withstand voltage | 4 kV | |
| Protection rating | IP20 (IP40 when installed within an enclosure) | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | Approx. 0.25 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S201MT-C50NA used for?
The S201MT-C50NA protects electrical circuits against overloads and short circuits in railway, traction and industrial electrical installations.
What is the rated current of this circuit breaker?
The ABB S201MT-C50NA has a 50 A rated current.
What does the C trip characteristic mean?
The C characteristic is designed for general purpose electrical circuits and equipment with moderate inrush currents, providing reliable protection without unnecessary nuisance tripping.
What is the short circuit breaking capacity?
This miniature circuit breaker provides a 10 kA rated short circuit breaking capacity.
Where is the S201MT-C50NA installed?
It is designed for installation on standard DIN rails within electrical distribution boards, railway cabinets and industrial control panels.
Trusted for Railway and Industrial Protection
ABB S200MT miniature circuit breakers are trusted worldwide by railway operators, panel builders and industrial engineers to provide dependable circuit protection in demanding electrical environments.
