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ABB S202MT-K25 MCB – S200M – 2P – K – 25A
ABB S202MT-K25 two pole miniature circuit breaker with 25 A rated current, K characteristic and 10 kA breaking capacity for railway and industrial electrical protection.
£105.56
Why Choose the ABB S202MT-K25 Miniature Circuit Breaker?
The ABB S202MT-K25 is a premium 2-pole miniature circuit breaker (MCB) engineered to provide dependable overload and short-circuit protection for railway, rolling stock and demanding industrial applications. As part of the trusted ABB S200MT series, it delivers exceptional reliability, excellent current limiting performance and compliance with international standards for traction and specialist electrical installations.
Designed specifically for transport and industrial environments, the S200MT range is classified to NF F 16-101/102 Exigence 3, making it suitable for installation throughout railway vehicles. Its compact DIN rail mounted construction ensures straightforward installation whilst providing dependable long-term protection under harsh operating conditions.
Featuring a 25 A rated current, K tripping characteristic and a 10 kA rated breaking capacity, the ABB S202MT-K25 is ideally suited to protecting motors, transformers, inductive loads and industrial control circuits where higher inrush currents are expected.
Key Advantages
- Designed specifically for railway, rolling stock and traction applications.
- 2-pole miniature circuit breaker providing dependable circuit protection.
- K characteristic ideal for motors, transformers and inductive loads.
- 10 kA breaking capacity for reliable fault interruption.
- Compact DIN rail mounted construction.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB S200MT miniature circuit breaker series.
- 25 A rated current.
- 2 protected poles.
- K tripping characteristic.
- 10 kA rated short-circuit breaking capacity.
- 440 V rated insulation voltage.
- 50 / 60 Hz operation.
- Failsafe bi-directional cylinder-lift screw terminals.
- DIN rail mounting.
- IP20 protection rating.
Reliable Protection for Railway and Industrial Applications
The ABB S202MT-K25 provides dependable overload and short-circuit protection whilst accommodating the higher inrush currents associated with motors, transformers and other inductive equipment. Its K characteristic helps reduce nuisance tripping whilst maintaining dependable protection for connected electrical systems.
Designed for demanding railway and industrial environments, the S200MT range is widely used in signalling systems, industrial automation, OEM machinery and specialist control panels where dependable circuit protection and long-term reliability are essential.
Typical Applications
- Railway and rolling stock electrical systems.
- Industrial automation panels.
- Motor and transformer protection.
- Machine building and OEM equipment.
- Electrical distribution systems.
- Industrial control circuits.
Technical Specifications
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| Current | 25 A | |
|---|---|---|
| Poles | 2-pole | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 15 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S202MT-K25 | |
| Product ID | 2CDS272445R0517 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 25 A | |
| Number of poles | 2 | |
| Number of protected poles | 2 | |
| Trip characteristic | K | |
| Rated operational voltage | 400 V AC | |
| Maximum operational voltage | 253 V AC / 66 V DC | |
| Rated insulation voltage (Ui) | 440 V | |
| Rated impulse withstand voltage (Uimp) | 4 kV | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity (Icn) | 10 kA | |
| Ultimate breaking capacity (Icu) | 15 kA | |
| Service breaking capacity (Ics) | 11.3 kA at 400 V AC | |
| Power loss | 6.2 W | |
| Mechanical endurance | 20,000 operating cycles | |
| Energy limiting class | 3 | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Terminal type | Failsafe bi-directional cylinder-lift screw terminals | |
| 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 S202MT-K25 used for?
The ABB S202MT-K25 protects electrical circuits against overloads and short circuits in railway, industrial and automation applications.
What does the K tripping characteristic provide?
The K characteristic is designed for circuits with moderate inrush currents, making it ideal for motors, transformers and other inductive loads.
What is the rated current?
The ABB S202MT-K25 has a 25 A rated current.
What is the breaking capacity?
The miniature circuit breaker provides a 10 kA rated breaking capacity with a 15 kA ultimate short-circuit breaking capacity.
Where is the ABB S202MT-K25 typically installed?
It is designed for DIN rail installation inside railway equipment, industrial control panels and electrical distribution systems.
Trusted by Railway and Industrial Engineers Worldwide
ABB S200MT miniature circuit breakers are trusted by railway operators, OEM machine builders and industrial engineers for dependable circuit protection, excellent reliability and long operational life in demanding applications.
