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ABB S201MT-K40H10 MCB – S200M – 1P – K – 40A
ABB S201MT-K40H10 1 pole 40 A K curve miniature circuit breaker with 10 kA breaking capacity for railway, industrial control and automation applications.
Why Choose the ABB S201MT-K40H10 Miniature Circuit Breaker?
The ABB S201MT-K40H10 is a robust 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 ideally suited to circuits with higher inrush currents, including transformers, relays, contactors, control circuits and other inductive loads.
Specifically developed for railway, rolling stock and industrial applications, the S200MT range combines ABB's advanced current limiting technology with excellent mechanical endurance. Its compact DIN rail mounted design enables straightforward installation whilst delivering reliable protection in harsh operating environments.
With a 40 A rated current, 10 kA short circuit breaking capacity and compact single module construction, the S201MT-K40H10 provides reliable circuit protection whilst helping maximise available space within electrical control panels.
Key Advantages
- Compact 1 pole miniature circuit breaker for professional installations.
- 40 A rated current with K curve tripping characteristic.
- 10 kA breaking capacity for demanding railway and industrial applications.
- Designed for circuits with higher inrush current requirements.
- Reliable overload and short circuit protection.
- DIN rail mounting enables quick installation and maintenance.
Key Features
- ABB S200MT miniature circuit breaker series.
- 40 A rated current.
- K characteristic for transformer and inductive loads.
- 10 kA rated short circuit breaking capacity.
- 1 pole configuration.
- Thermal and magnetic trip mechanisms.
- Current limiting Class 3 performance.
- Compatible with ABB System pro M Compact accessories.
Reliable Circuit Protection for Railway and Industrial Systems
The ABB S201MT-K40H10 automatically disconnects electrical circuits during overload and short circuit conditions. Its K characteristic allows temporary inrush currents whilst maintaining dependable protection for equipment, wiring and connected loads.
Designed for traction and railway applications, the ABB S200MT range complies with IEC/EN 60898-1 and IEC/EN 60947-2 whilst offering outstanding reliability for industrial automation, machine building and electrical distribution systems.
Typical Applications
- Railway and rolling stock electrical systems.
- Industrial control panels.
- Transformer and inductive load protection.
- Control and signalling circuits.
- OEM machinery and automation equipment.
- Electrical distribution systems.
Technical Specifications
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| Current | 40 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-K40H10 | |
| Manufacturer Part Number | 2CDV271006R0557 | |
| Product ID | 2CDS271006R0557 | |
| EAN | 4016779765848 | |
| Product type | Miniature circuit breaker | |
| Rated current | 40 A | |
| Number of poles | 1 | |
| Tripping characteristic | K Curve | |
| Rated short circuit breaking capacity | 10 kA | |
| Rated insulation voltage | 440 V | |
| Voltage type | AC/DC | |
| Frequency | 50 / 60 Hz | |
| Mounting type | DIN rail | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | 88 × 17.5 × 69 mm | |
| Weight | approx. 0.125 kg |
Frequently Asked Questions
What is the ABB S201MT-K40H10 used for?
It provides overload and short circuit protection for railway, industrial and automation circuits where higher inrush currents are present.
What is the rated current?
The ABB S201MT-K40H10 has a 40 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-K40H10 installed?
The breaker is designed for installation onto standard DIN rails inside electrical control panels and distribution boards.
Trusted by Engineers Worldwide
ABB S200MT miniature circuit breakers are trusted by railway manufacturers, panel builders and industrial engineers worldwide for dependable electrical protection, long service life and consistent performance in demanding applications.
