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ABB S201M-D0.5 MCB – 1P – D Curve – 0.5A – 10kA
ABB S201M-D0.5 single pole miniature circuit breaker with a 0.5 A rating, D curve tripping characteristic and 10 kA breaking capacity for industrial and commercial circuit protection.
£15.96
Why Choose the ABB S201M-D0.5 Miniature Circuit Breaker?
The ABB S201M-D0.5 is a premium single pole miniature circuit breaker (MCB) from the proven ABB System pro M compact S200M series. It is designed to provide reliable overload and short circuit protection for residential, commercial and industrial electrical installations requiring dependable protection of low current circuits.
Featuring a D curve tripping characteristic, the S201M-D0.5 is ideal for circuits supplying equipment with higher start-up currents. It provides reliable protection for control circuits, transformers, small motors, power supplies and other inductive loads where nuisance tripping must be minimised during normal operation.
With a 0.5 A rated current, 10 kA breaking capacity and compact DIN rail mounted design, the ABB S201M-D0.5 offers excellent performance, current limiting protection and long service life within industrial control panels, switchboards and OEM machinery.
Key Advantages
- Premium ABB System pro M compact miniature circuit breaker.
- D curve tripping characteristic for high inrush current applications.
- 0.5 A rated current for low current protection.
- 10 kA AC breaking capacity.
- Current limiting design reduces fault energy.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB S200M series miniature circuit breaker.
- Single pole (1P) configuration.
- 0.5 A rated current.
- D curve tripping characteristic.
- 230 / 400 V AC rated operational voltage.
- 72 V DC rated operational voltage.
- 10 kA rated AC breaking capacity.
- Thermal overload and magnetic short circuit protection.
- DIN rail mounting for simple installation.
Reliable Protection for Low Current Industrial Circuits
The ABB S201M-D0.5 combines delayed thermal overload protection with instantaneous magnetic short circuit protection to safeguard electrical circuits and connected equipment. Its current limiting design helps reduce mechanical and thermal stresses during fault conditions while improving overall system reliability.
Manufactured to comply with IEC/EN 60898-1 and IEC/EN 60947-2, the S201M-D0.5 is suitable for residential, commercial and industrial applications, offering dependable protection and compatibility with ABB's extensive range of accessories.
Typical Applications
- Industrial control panels.
- PLC and automation systems.
- Small motor protection.
- Transformer primary circuits.
- Machine building and OEM equipment.
- Commercial electrical distribution systems.
Technical Specifications
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| Current | 0.5 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 | S201M-D0.5 | |
| Product ID | 2CDS271001R0981 | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 0.5 A | |
| Tripping characteristic | D | |
| Number of poles | 1P | |
| Rated operational voltage | 230 / 400 V AC | |
| Rated DC voltage | 72 V DC | |
| Frequency | 50 / 60 Hz | |
| Rated short circuit breaking capacity | 10 kA | |
| Rated insulation voltage (Ui) | 440 V | |
| Rated impulse withstand voltage (Uimp) | 4 kV | |
| Protection rating | IP20 (IP40 when installed within an enclosure) | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | 88 × 17.5 × 69 mm | |
| Weight | approx. 0.112 kg |
Frequently Asked Questions
What is the ABB S201M-D0.5 used for?
The S201M-D0.5 protects low current electrical circuits against overloads and short circuits, particularly where equipment has higher start-up currents.
What does the D curve tripping characteristic mean?
The D curve permits higher temporary inrush currents before tripping, making it suitable for motors, transformers and other inductive loads.
What is the rated current of this circuit breaker?
The ABB S201M-D0.5 has a 0.5 A rated current.
What is the breaking capacity?
The miniature circuit breaker provides a rated 10 kA AC short circuit breaking capacity.
Can ABB accessories be added?
Yes. The S201M-D0.5 is compatible with ABB System pro M compact auxiliary contacts, signalling contacts and other compatible accessories.
Trusted by Electrical Professionals Worldwide
ABB System pro M compact miniature circuit breakers are trusted by electrical contractors, panel builders and automation engineers worldwide for dependable circuit protection, compact installation and long service life.
