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ABB S201MT-K20 MCB – S200M – 1P – K – 20A
ABB S201MT-K20 miniature circuit breaker with 20 A rated current, K tripping characteristic, single-pole configuration and 10 kA breaking capacity for industrial and railway applications.
£44.15
Why Choose the ABB S201MT-K20 Miniature Circuit Breaker?
The ABB S201MT-K20 is a robust miniature circuit breaker (MCB) engineered to provide dependable protection against overloads and short circuits in industrial, railway and traction applications. As part of the trusted ABB S200MT series, this single-pole circuit breaker combines compact dimensions with high performance, making it ideal for demanding electrical installations.
Featuring a K tripping characteristic, the S201MT-K20 is specifically designed for circuits with higher inrush currents, making it particularly suitable for motors, transformers, solenoids and other inductive loads. Its thermal overload and electromagnetic short-circuit trip mechanisms deliver reliable protection while minimising nuisance tripping during equipment start-up.
With a 20 A rated current, 10 kA short-circuit breaking capacity and compatibility with ABB System pro M compact accessories, the ABB S201MT-K20 provides a dependable solution for machine builders, panel manufacturers and industrial automation professionals.
Key Advantages
- Compact single-pole miniature circuit breaker for industrial and railway applications.
- 20 A rated current for dependable circuit protection.
- K tripping characteristic designed for higher inrush current loads.
- 10 kA breaking capacity for demanding electrical installations.
- Thermal overload and electromagnetic short-circuit protection.
- Compatible with ABB auxiliary contacts and modular accessories.
Key Features
- ABB S200MT miniature circuit breaker series.
- 20 A rated current.
- K tripping characteristic.
- Single-pole (1P) configuration.
- 10 kA rated short-circuit breaking capacity.
- Suitable for AC electrical systems.
- DIN rail mounting for rapid installation.
- High mechanical and electrical endurance.
Reliable Circuit Protection for Demanding Installations
The ABB S201MT-K20 combines delayed thermal overload protection with rapid electromagnetic short-circuit protection to safeguard electrical circuits and connected equipment. The K tripping characteristic provides increased tolerance for temporary inrush currents while ensuring rapid fault disconnection whenever a fault occurs.
Designed for industrial and railway applications, the S200MT range complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards and supports the full range of ABB System pro M compact accessories for flexible panel design.
Typical Applications
- Industrial control panels.
- Motor and transformer circuits.
- Railway and traction electrical systems.
- OEM machinery.
- Automation equipment.
- Commercial electrical distribution boards.
Technical Specifications
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| Current | 20 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT Miniature Circuit Breakers | |
| Model | S201MT-K20 | |
| Manufacturer part number | 2CDS271445R0487 | |
| EAN | 4016779126007 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 20 A | |
| Number of poles | 1 | |
| Tripping characteristic | K | |
| Rated operational voltage | 230 V AC | |
| Rated insulation voltage | 440 V | |
| Rated impulse withstand voltage | 4 kV | |
| Frequency | 50 / 60 Hz | |
| Rated short-circuit breaking capacity | 10 kA | |
| Rated ultimate short-circuit breaking capacity (Icu) | 15 kA | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | approx. 88 × 17.5 × 69 mm | |
| Weight | approx. 0.125 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S201MT-K20 used for?
The ABB S201MT-K20 protects electrical circuits against overloads and short circuits in industrial, railway, commercial and automation applications.
What is the rated current of the ABB S201MT-K20?
The ABB S201MT-K20 has a rated current of 20 A.
What does the K tripping characteristic mean?
The K characteristic is designed for circuits with higher inrush currents, making it ideal for motors, transformers, solenoids and other inductive loads.
What is the short-circuit breaking capacity?
The ABB S201MT-K20 provides a 10 kA rated short-circuit breaking capacity with a rated ultimate breaking capacity of 15 kA.
How is the ABB S201MT-K20 installed?
The circuit breaker is designed for installation onto a standard DIN rail inside electrical distribution boards and industrial control panels.
Trusted by Electrical Professionals Worldwide
ABB S200MT miniature circuit breakers are trusted by panel builders, railway engineers and industrial automation professionals for dependable protection, long service life and consistent performance in demanding applications.
