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.
ABB S201MT-C20 MCB – S200M – 1P – C – 20A
ABB S201MT-C20 single pole miniature circuit breaker from the S200MT series with a 20 A rating, C curve tripping characteristic and 10 kA breaking capacity for traction, railway and industrial applications.
£32.69
Why Choose the ABB S201MT-C20 Miniature Circuit Breaker?
The ABB S201MT-C20 is a specialist single pole miniature circuit breaker (MCB) from the ABB S200MT series. Designed specifically for traction and railway applications, it provides dependable overload and short circuit protection for rolling stock, transport infrastructure and demanding industrial electrical installations.
Featuring a C curve tripping characteristic, the S201MT-C20 is ideal for circuits with moderate inrush currents. It is commonly used to protect auxiliary power supplies, lighting circuits, signalling equipment, control systems and electrical distribution circuits where dependable performance is essential.
With a 20 A rated current, 10 kA breaking capacity and compact DIN rail mounted construction, the ABB S201MT-C20 delivers reliable circuit protection while remaining fully compatible with ABB System pro M compact accessories for flexible installation and future expansion.
Key Advantages
- Designed specifically for traction and railway applications.
- 20 A rated current for dependable circuit protection.
- C curve tripping characteristic for moderate inrush current loads.
- 10 kA short circuit breaking capacity.
- Current limiting design helps minimise fault energy.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB S200MT miniature circuit breaker series.
- Single pole (1P) configuration.
- 20 A rated current.
- C curve tripping characteristic.
- 230 / 400 V AC rated operational voltage.
- 10 kA rated short circuit breaking capacity.
- Thermal overload and magnetic short circuit protection.
- DIN rail mounting for electrical cabinets and control panels.
Reliable Circuit Protection for Traction Applications
The ABB S201MT-C20 combines delayed thermal overload protection with instantaneous magnetic short circuit protection to safeguard electrical circuits and connected equipment. Its current limiting design reduces thermal and mechanical stress during fault conditions, helping improve overall system reliability.
The S200MT range is engineered specifically for railway and traction environments and complies with IEC/EN 60898-1 and IEC/EN 60947-2. It is also classified to NF F 16-101/102 Exigence 3, making it suitable for installation throughout railway vehicles.
Typical Applications
- Railway and rolling stock electrical systems.
- Traction control equipment.
- Auxiliary power circuits.
- Industrial control panels.
- Signalling and communication systems.
- OEM transport equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 20 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | C curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-C20 | |
| Product type | Miniature circuit breaker (MCB) | |
| Product ID | 2CDS271006R0204 | |
| EAN | 4016779765541 | |
| Rated current | 20 A | |
| Tripping characteristic | C | |
| Number of poles | 1P | |
| Number of protected poles | 1 | |
| Rated operational voltage | 230 / 400 V AC | |
| Frequency | 50 / 60 Hz | |
| Rated short circuit breaking capacity | 10 kA | |
| Rated insulation voltage (Ui) | 440 V | |
| Rated impulse withstand voltage (Uimp) | 4 kV | |
| Protection rating | IP20 (IP40 when installed within an enclosure) | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | approx. 88 × 17.5 × 69 mm | |
| Weight | approx. 0.125 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S201MT-C20 used for?
The S201MT-C20 protects electrical circuits against overloads and short circuits, particularly in railway, traction and transport applications.
What does the C curve characteristic mean?
The C curve is designed for circuits with moderate inrush currents, making it suitable for control circuits, auxiliary supplies and electrical distribution.
What is the rated current of this circuit breaker?
The ABB S201MT-C20 has a 20 A rated current.
What is the short circuit breaking capacity?
The S201MT-C20 provides a rated 10 kA short circuit breaking capacity.
Can ABB accessories be fitted?
Yes. The S201MT-C20 is compatible with ABB System pro M compact accessories, including auxiliary contacts, signalling contacts, shunt trips and undervoltage releases.
Trusted by Railway and Industrial Professionals Worldwide
ABB S200MT miniature circuit breakers are trusted by railway engineers, OEM manufacturers and industrial panel builders for dependable circuit protection, compact installation and long-term reliability in demanding environments.
