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ABB S201M-D20 MCB – S200M – 1P – D – 20A
ABB S201MD20 miniature circuit breaker featuring a single pole, 20 A rated current, D curve tripping characteristic and 10 kA breaking capacity for reliable circuit protection.
£13.88
Why Choose the ABB S201MD20 Miniature Circuit Breaker?
The ABB S201MD20 is a high-performance single pole miniature circuit breaker (MCB) from the trusted ABB System pro M compact S200M series. Designed for dependable overload and short circuit protection, it is suitable for commercial, industrial and OEM electrical installations where reliable circuit protection is essential.
Featuring a D curve tripping characteristic, the S201MD20 is ideal for circuits with high inrush currents, including motors, transformers, power supplies and industrial equipment. Its current limiting design helps reduce fault energy, protecting connected equipment and improving overall electrical installation safety.
With a 20 A rated current, 10 kA breaking capacity and compatibility with 230/400 V AC systems, the ABB S201MD20 provides robust protection for demanding applications while complying with recognised international standards.
Key Advantages
- High quality ABB System pro M compact miniature circuit breaker.
- 20 A rated current for reliable circuit protection.
- D curve tripping characteristic suitable for high inrush current loads.
- 10 kA short circuit breaking capacity for enhanced protection.
- Current limiting design reduces thermal and mechanical stress during faults.
- DIN rail mounting for fast installation in distribution boards and control panels.
Key Features
- ABB S200M series miniature circuit breaker.
- Single pole (1P) configuration.
- 20 A rated current.
- D curve tripping characteristic.
- 10 kA breaking capacity at 230/400 V AC.
- Thermal overload and magnetic short circuit protection.
- Current limiting construction for improved equipment protection.
- Compatible with ABB auxiliary and signalling accessories.
Reliable Protection for High Inrush Current Circuits
The ABB S201MD20 automatically disconnects the supply when overloads or short circuits occur, helping protect cables, connected equipment and electrical installations from damage. Its dual tripping mechanism combines delayed thermal protection for overload conditions with electromechanical protection for rapid short circuit interruption.
As part of ABB's proven System pro M compact range, the S201MD20 is engineered for durability, consistent performance and straightforward installation, making it a strong choice for panel builders, electrical contractors and maintenance engineers.
Typical Applications
- Industrial control panels.
- Motor circuits and machinery protection.
- Transformer and power supply circuits.
- Commercial electrical distribution boards.
- Automation and OEM equipment.
- Building services and plant room installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 20 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | System pro M compact S200M | |
| Model | S201MD20 | |
| Product ID | 2CDS271001R0201 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Number of poles | 1P | |
| Rated current | 20 A | |
| Tripping characteristic | D Curve | |
| Rated operational voltage | 230 / 400 V AC | |
| Rated frequency | 50 / 60 Hz | |
| Short circuit breaking capacity | 10 kA | |
| Mounting type | DIN rail | |
| Protection rating | IP20 | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2 | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S201MD20 used for?
The ABB S201MD20 protects electrical circuits against overloads and short circuits, particularly in applications with high inrush currents such as motors and transformers.
What does the D curve tripping characteristic mean?
A D curve circuit breaker is designed to tolerate higher inrush currents before tripping, making it suitable for inductive loads such as motors, transformers and power supplies.
What is the rated current of this circuit breaker?
The ABB S201MD20 has a 20 A rated current.
What is the breaking capacity?
The breaker provides a 10 kA short circuit breaking capacity at 230/400 V AC.
How is the ABB S201MD20 installed?
The miniature circuit breaker is designed for quick installation onto a standard DIN rail within electrical distribution boards and control panels.
Trusted by Electrical Professionals Worldwide
ABB System pro M compact miniature circuit breakers are trusted worldwide for delivering dependable circuit protection, consistent performance and long service life across commercial, industrial and OEM electrical installations.
