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ABB S201MT-K63NA MCB – S200M – 1P+N – K – 63A
ABB S201MT-K63NA miniature circuit breaker with 1+N configuration, 63 A rated current, K trip characteristic and 10 kA short circuit breaking capacity for railway and industrial applications.
£122.62
Why Choose the ABB S201MT-K63NA Miniature Circuit Breaker?
The ABB S201MT-K63NA is a heavy duty 1P+N miniature circuit breaker (MCB) designed specifically for railway, traction and demanding industrial applications. As part of the specialist ABB S200MT series, it provides dependable overload and short circuit protection whilst meeting the demanding requirements of rolling stock, transport infrastructure and industrial control systems.
Designed to operate reliably in harsh environments, the S201MT-K63NA combines a delayed thermal tripping mechanism for overload protection with an electromechanical tripping mechanism for rapid short circuit interruption. Its compact DIN rail mounted construction allows straightforward installation into electrical distribution boards, control cabinets and railway electrical enclosures.
Featuring a 63 A rated current, K characteristic trip curve and a 10 kA short circuit breaking capacity, this miniature circuit breaker is ideal for protecting motors, transformers and other inductive loads with high inrush currents whilst maintaining dependable protection against electrical faults.
Key Advantages
- Designed specifically for railway and traction applications.
- 63 A rated current for high capacity circuit protection.
- K characteristic tripping suitable for inductive loads with higher inrush currents.
- 1P+N configuration with switched neutral conductor.
- 10 kA short circuit breaking capacity for dependable fault protection.
- Compatible with the complete range of ABB System pro M Compact accessories.
Key Features
- ABB S200MT railway miniature circuit breaker series.
- 63 A rated operational current.
- K trip characteristic.
- 1+N pole configuration.
- 230 V AC rated operational voltage.
- 10 kA rated short circuit capacity.
- Thermal and electromechanical tripping mechanisms.
- DIN rail mounting with failsafe bi-directional cylinder-lift screw terminals.
Reliable Circuit Protection for Railway Applications
The ABB S200MT range has been specifically developed for railway and traction installations where protective devices must withstand vibration, temperature fluctuations and continuous operation. The S201MT-K63NA provides dependable overload and short circuit protection whilst ensuring long service life and reliable switching performance.
Its K characteristic permits higher inrush currents during equipment start-up, making it particularly suitable for motors, transformers and other inductive loads without unnecessary nuisance tripping.
Typical Applications
- Railway rolling stock electrical systems.
- Traction auxiliary power circuits.
- Industrial motor protection.
- Transformer and inductive load protection.
- Industrial control panels.
- Machine building and automation systems.
Technical Specifications
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| Current | 63 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-K63NA | |
| Product ID | 2CDS271106R0607 | |
| Product type | Miniature circuit breaker | |
| Rated current | 63 A | |
| Trip characteristic | K | |
| Number of poles | 1+N | |
| Number of protected poles | 1 | |
| Rated operational voltage | 230 V AC | |
| Rated insulation voltage | 440 V | |
| Rated frequency | 50 / 60 Hz | |
| Rated short circuit capacity | 10 kA | |
| Rated ultimate short circuit breaking capacity | 10 kA | |
| Rated service short circuit breaking capacity | 7.5 kA | |
| Rated impulse withstand voltage | 4 kV | |
| Energy limiting class | 3 | |
| Power loss | 10.4 W | |
| Protection rating | IP20 (IP40 when installed within an enclosure) | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | approx. 0.29 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S201MT-K63NA used for?
The S201MT-K63NA protects electrical circuits against overloads and short circuits in railway, traction and industrial electrical installations.
What is the rated current of this circuit breaker?
The ABB S201MT-K63NA has a 63 A rated current.
What does the K trip characteristic mean?
The K characteristic is designed for circuits with higher inrush currents, making it suitable for motors, transformers and other inductive loads.
What is the short circuit breaking capacity?
This miniature circuit breaker provides a 10 kA rated short circuit breaking capacity.
Where is the S201MT-K63NA installed?
It is designed for installation on DIN rails within railway electrical cabinets, industrial control panels and electrical distribution boards.
Trusted for Railway and Industrial Protection
ABB S200MT miniature circuit breakers are trusted worldwide by railway operators, machine builders and industrial engineers to provide reliable circuit protection in demanding electrical environments.
