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2CDS271445R0635 ABB S201MT-B63 MCB 10kA 1P Type B 63A
ABB S201MT-B63 is a 63 A single-pole Type B miniature circuit breaker with 10 kA breaking capacity, designed for reliable overload and short-circuit protection in railway, traction and demanding electrical applications.
£44.09
Why Choose the ABB S201MT-B63 Miniature Circuit Breaker?
The ABB S201MT-B63 is a robust single-pole miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short-circuits. Part of the specialist ABB S200 MT series, it is particularly suited to rolling-stock, railway and traction electrical systems requiring dependable circuit protection in demanding operating environments.
Featuring a 63 A rated current, Type B tripping characteristic and 10 kA breaking capacity, the S201MT-B63 provides effective protection for cables, distribution circuits and connected equipment. The Type B characteristic provides predictable tripping behaviour for circuits without unusually high starting currents, while the compact single-pole construction helps minimise panel space requirements.
The S200 MT range has been developed for demanding transportation applications and complies with IEC/EN 60947-2. The series meets R26/HL3 according to EN 45545 and Category 1, Class A/B body-mounted requirements according to IEC 61373, supporting its use in railway and rolling-stock electrical installations.
Key Advantages
- 63 A rated current for higher-current circuit protection.
- Type B tripping characteristic for reliable overload and short-circuit protection.
- 10 kA breaking capacity for dependable fault-current interruption.
- Compact single-pole design occupies one modular width.
- Specialist S200 MT construction for railway and traction applications.
- Protects cables and connected equipment against overloads and short-circuits.
- DIN-rail mounting enables straightforward integration into electrical distribution assemblies.
Key Features
- ABB S200 MT miniature circuit breaker series.
- 1-pole (1P) configuration.
- 63 A rated current.
- Type B tripping characteristic.
- 10 kA breaking capacity.
- 50–60 Hz operating frequency.
- 4 kV rated impulse withstand voltage.
- Energy limiting class 3.
- Operating ambient temperature range of -40 to +70 °C.
- Compliant with IEC/EN 60947-2.
- R26/HL3 hazard level according to EN 45545.
- Category 1, Class A/B body-mounted classification according to IEC 61373.
Reliable Circuit Protection for Traction and Industrial Systems
Miniature circuit breakers such as the ABB S201MT-B63 automatically disconnect a circuit when excessive current caused by an overload or short-circuit is detected. This helps protect electrical conductors, distribution equipment and connected loads while reducing the risk of damage caused by abnormal current conditions.
The S200 MT series combines compact System pro M compact construction with characteristics developed for transportation environments. Its railway fire-safety and vibration classifications make the S201MT-B63 particularly suitable for rolling-stock electrical distribution, while its DIN-rail format allows convenient integration into compact control and distribution panels.
Typical Applications
- Railway and rolling-stock electrical systems.
- Traction power distribution and auxiliary circuits.
- Industrial electrical distribution panels.
- Cable and conductor protection.
- Machine and equipment control panels.
- Transportation electrical installations.
Technical Specifications
| Series | S200 MT |
|---|---|
| ABB order code | 2CDS271445R0635 |
| Product type | Miniature circuit breaker (MCB) |
| Number of poles | 1P |
| Number of protected poles | 1 |
| Rated current | 63 A |
| Tripping characteristic | Type B |
| Breaking capacity | 10 kA |
| Frequency | 50–60 Hz |
| Rated impulse withstand voltage | 4 kV |
| Energy limiting class | 3 |
| Overvoltage category | III |
| Pollution degree | 3 |
| Operating ambient temperature | -40 to +70 °C |
| Applicable standard | IEC/EN 60947-2 |
| Railway fire protection classification | R26/HL3 according to EN 45545 |
| Rolling-stock classification | IEC 61373 Category 1, Class A/B (body mounted) |
| Mounting | DIN rail |
| Width | 1 module |
| Installation depth | 69 mm |
| Conductor capacity, stranded | 0.75–25 mm² |
| Conductor capacity, solid | 0.75–35 mm² |
| Weight | approximately 0.125 kg |
| GTIN / EAN | 4016779122214 |
Frequently Asked Questions
What is the ABB S201MT-B63 used for?
The S201MT-B63 is used to protect electrical circuits, cables and connected equipment against overloads and short-circuits, with the S200 MT series particularly suited to railway and rolling-stock applications.
What is the rated current of the ABB S201MT-B63?
The ABB S201MT-B63 has a rated current of 63 A.
What tripping characteristic does the S201MT-B63 use?
The breaker uses a Type B tripping characteristic, providing overload and short-circuit protection for circuits without unusually high starting currents.
What is the breaking capacity of the S201MT-B63?
The ABB S201MT-B63 has a 10 kA breaking capacity.
Is the ABB S201MT-B63 suitable for railway applications?
Yes. The ABB S200 MT series is developed for rolling-stock applications and meets R26/HL3 according to EN 45545 and Category 1, Class A/B body-mounted requirements according to IEC 61373.
Trusted Circuit Protection from ABB
ABB S200 MT miniature circuit breakers provide dependable overload and short-circuit protection for demanding electrical systems, combining compact DIN-rail installation with characteristics developed for railway, traction and industrial applications.
