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ABB S201MT-K32H01 MCB – S200M – 1P – K – 32A
ABB S201MT-K32H01 single pole miniature circuit breaker with 32 A rated current and K characteristic, designed for railway, traction and industrial circuit protection applications.
Why Choose the ABB S201MT-K32H01 Miniature Circuit Breaker?
The ABB S201MT-K32H01 is a robust single pole miniature circuit breaker (MCB) designed for dependable overload and short circuit protection in railway, traction and industrial electrical systems. Part of the specialist ABB S200MT series, it is developed for demanding applications where reliability, safety and long service life are essential.
This miniature circuit breaker uses separate thermal and magnetic tripping mechanisms to provide accurate protection against overload currents and short circuit faults. Its current limiting design helps reduce fault energy, supporting safer operation and improved protection for connected equipment, cables and control circuits.
With a 32 A rated current, K characteristic tripping curve and single pole configuration, the ABB S201MT-K32H01 is well suited to circuits with higher inrush currents, including motors, transformers, power supplies and industrial control loads. Its compact DIN rail mounting format makes it easy to install in control panels, distribution boards and railway electrical cabinets.
Key Advantages
- Compact single pole miniature circuit breaker for railway and industrial installations.
- 32 A rated current for medium load circuit protection.
- K curve tripping characteristic suitable for circuits with higher inrush currents.
- Designed for traction and rolling stock applications.
- Thermal and magnetic protection for overload and short circuit faults.
- DIN rail mounting for fast installation in electrical panels.
Key Features
- ABB S200MT miniature circuit breaker series.
- 32 A rated current.
- K characteristic tripping curve.
- 1 pole configuration.
- Current limiting design for reduced fault energy.
- Delayed thermal tripping mechanism for overload protection.
- Electromechanical magnetic tripping mechanism for short circuit protection.
- Compatible with standard DIN rail mounting systems.
Reliable Circuit Protection for Railway and Industrial Systems
The ABB S201MT-K32H01 is engineered to protect electrical circuits by automatically disconnecting supply during overload or short circuit conditions. Its K characteristic allows the breaker to tolerate higher starting currents without nuisance tripping, making it ideal for inductive and transformer based loads.
As part of the ABB S200MT range, this device is especially suited to railway and traction environments where electrical components must offer dependable performance in demanding operating conditions. Its compact profile also makes it suitable for use in industrial automation panels where space is limited.
Typical Applications
- Railway rolling stock electrical systems.
- Traction control and auxiliary circuits.
- Industrial control panels.
- Motor and transformer protection.
- Power supply and automation circuits.
- OEM machinery and equipment panels.
Technical Specifications
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| Current | 32 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-K32H01 | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 32 A | |
| Tripping characteristic | K | |
| Number of poles | 1 | |
| Rated operational voltage | 230 / 400 V AC | |
| Rated insulation voltage | 440 V | |
| Frequency | 50 / 60 Hz | |
| Rated short circuit breaking capacity | 10 kA | |
| Rated ultimate breaking capacity | 15 kA | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | approx. 88 × 17.5 × 69 mm | |
| Weight | approx. 0.125 kg |
Frequently Asked Questions
What is the ABB S201MT-K32H01 used for?
This miniature circuit breaker is used to protect electrical circuits against overloads and short circuits in railway, traction and industrial applications.
What is the rated current of this breaker?
The ABB S201MT-K32H01 has a 32 A rated current.
What does the K curve mean?
The K characteristic is designed for circuits with higher inrush currents, making it suitable for inductive loads such as motors, transformers and power supplies.
How many poles does this MCB have?
This model is a single pole miniature circuit breaker.
Where is the S201MT-K32H01 typically installed?
It is commonly installed on DIN rails inside electrical distribution boards, railway cabinets, control panels and industrial automation enclosures.
Trusted by Railway and Industrial Engineers Worldwide
ABB S200MT miniature circuit breakers are widely trusted by railway engineers, panel builders and industrial maintenance teams for reliable circuit protection in demanding electrical environments.
