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ABB S201MT-K20H10 MCB – S200M – 1P – K – 20A
ABB S201MT-K20H10 1 pole 20 A K curve miniature circuit breaker with 10 kA breaking capacity for railway, industrial control and automation circuit protection applications.
Why Choose the ABB S201MT-K20H10 Miniature Circuit Breaker?
The ABB S201MT-K20H10 is a compact and reliable 1 pole miniature circuit breaker (MCB) from the ABB S200MT railway and traction series, designed to provide dependable overload and short circuit protection in demanding electrical installations. Featuring a K characteristic tripping curve, it is well suited to circuits with higher inrush currents, including transformers, relays, contactors, control circuits and inductive loads.
Engineered for railway, rolling stock and industrial environments, the S201MT-K20H10 combines ABB's current limiting performance with robust DIN rail mounted construction. It supports safe electrical protection, efficient panel design and long term reliability where consistent operation is essential.
With a 20 A rated current, 10 kA short circuit breaking capacity and compact single pole format, the S201MT-K20H10 is ideal for professional control panels, railway systems, OEM machinery and industrial automation applications.
Key Advantages
- Compact 1 pole miniature circuit breaker for professional installations.
- 20 A rated current with K curve tripping characteristic.
- 10 kA breaking capacity for demanding railway and industrial applications.
- Provides reliable overload and short circuit protection.
- Suitable for circuits with higher inrush current requirements.
- DIN rail mounting enables quick installation and straightforward maintenance.
Key Features
- ABB S200MT miniature circuit breaker series.
- 20 A rated current.
- K characteristic for higher inrush current applications.
- 10 kA rated short circuit breaking capacity.
- 1 pole configuration.
- Thermal and magnetic trip mechanisms.
- Current limiting design for improved circuit protection.
- Compatible with ABB System pro M compact accessories.
Reliable Circuit Protection for Railway and Industrial Systems
The ABB S201MT-K20H10 protects electrical circuits by automatically disconnecting the supply during overload and short circuit conditions. Its K curve characteristic allows temporary inrush currents while maintaining dependable protection for equipment, cables and connected loads.
As part of the ABB S200MT range, this miniature circuit breaker is designed for traction, railway and industrial control applications where compact installation, reliable tripping performance and long service life are essential.
Typical Applications
- Railway and rolling stock electrical systems.
- Industrial control panels.
- Transformer and inductive load protection.
- Control and signalling circuits.
- Relay and contactor circuits.
- OEM machinery and automation equipment.
Technical Specifications
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| Current | 20 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-K20H10 | |
| Manufacturer Part Number | 2CDV271006R0487 | |
| Product ID | 2CDS271006R0487 | |
| EAN | 4016779765770 | |
| Product type | Miniature circuit breaker | |
| Rated current | 20 A | |
| Number of poles | 1 | |
| Tripping characteristic | K Curve | |
| Rated short circuit breaking capacity | 10 kA | |
| Voltage type | AC/DC | |
| Frequency | 50 / 60 Hz | |
| Mounting type | DIN rail | |
| Protection rating | IP20 | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2 | |
| Application | Railway, traction and industrial circuit protection |
Frequently Asked Questions
What is the ABB S201MT-K20H10 used for?
It is used to provide overload and short circuit protection for railway, industrial and automation electrical circuits, especially where higher inrush currents may be present.
What is the rated current?
The ABB S201MT-K20H10 has a 20 A rated current.
What does the K tripping characteristic mean?
The K curve is designed for circuits with higher inrush currents, making it suitable for transformers, relays, contactors and other inductive loads.
How many poles does this circuit breaker have?
This model is a 1 pole miniature circuit breaker.
How is the S201MT-K20H10 installed?
The breaker is designed for DIN rail mounting inside electrical control panels, distribution boards and automation cabinets.
Trusted by Engineers Worldwide
ABB S200MT miniature circuit breakers are trusted by railway manufacturers, panel builders and industrial engineers worldwide for dependable protection, compact installation and consistent performance in demanding electrical environments.
