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ABB S202M-B20 MCB – S200M – 2P – B – 20A
ABB S202M-B20 miniature circuit breaker from the S200M series featuring a 2-pole configuration, 20 A rated current, B trip characteristic and 10 kA short circuit breaking capacity.
£36.44
Why Choose the ABB S202M-B20 Miniature Circuit Breaker?
The ABB S202M-B20 is a premium 2-pole miniature circuit breaker (MCB) designed to provide dependable overload and short circuit protection across residential, commercial and industrial electrical installations. As part of the trusted ABB System pro M Compact S200M series, it combines compact dimensions, excellent current limiting performance and long service life for demanding electrical applications.
The S202M-B20 features a delayed thermal tripping mechanism for overload protection together with an electromechanical tripping mechanism for rapid short circuit interruption. Its compact DIN rail mounted design enables straightforward installation in distribution boards, switchgear assemblies and industrial control panels whilst maintaining outstanding operational reliability.
With a 20 A rated current, B characteristic trip curve and a 10 kA short circuit breaking capacity, this miniature circuit breaker is ideally suited to protecting lighting circuits, socket outlets, control circuits and other low inrush electrical loads requiring dependable circuit protection.
Key Advantages
- Reliable 2-pole miniature circuit breaker for residential, commercial and industrial applications.
- 20 A rated current for dependable circuit protection.
- B characteristic tripping suitable for low inrush current loads.
- 10 kA short circuit breaking capacity.
- Compact DIN rail mounting for fast installation.
- Compatible with ABB System pro M Compact accessories.
Key Features
- ABB S200M miniature circuit breaker series.
- 20 A rated operational current.
- B trip characteristic.
- 2-pole configuration.
- 230/400 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 terminals.
Reliable Protection for Electrical Installations
The ABB S200M range is engineered to provide dependable current limiting protection across residential, commercial and industrial electrical installations. The S202M-B20 safeguards wiring and connected equipment against overloads and short circuits whilst ensuring long service life and reliable switching performance.
Its B characteristic makes it particularly suitable for circuits with relatively low inrush currents, including lighting circuits, socket outlets and general electrical distribution where dependable fault protection is essential.
Typical Applications
- Residential distribution boards.
- Commercial electrical installations.
- Industrial control panels.
- Lighting circuits.
- Socket outlet circuits.
- General purpose electrical distribution.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 20 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 2-pole | |
| Device Type | MCB | |
| Trip Curve | B curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200M | |
| Model | S202M-B20 | |
| Product ID | 2CDS272001R0205 | |
| EAN | 4016779549622 | |
| Product type | Miniature circuit breaker | |
| Rated current | 20 A | |
| Trip characteristic | B | |
| Number of poles | 2P | |
| Number of protected poles | 2 | |
| Rated operational voltage | 230/400 V AC | |
| Voltage type | AC/DC | |
| Rated frequency | 50 / 60 Hz | |
| Rated short circuit capacity | 10 kA | |
| Rated ultimate short circuit breaking capacity | 25 kA at 230 V AC, 15 kA at 400 V AC | |
| Rated service short circuit breaking capacity | 7.5 kA | |
| Rated insulation voltage | 440 V | |
| Rated impulse withstand voltage | 4 kV | |
| Energy limiting class | 3 | |
| Power loss | 5 W | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2, UL 1077 | |
| Protection rating | IP20 (IP40 when installed in an enclosure) | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | approx. 0.25 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S202M-B20 used for?
The S202M-B20 protects electrical circuits against overloads and short circuits in residential, commercial and industrial electrical installations.
What is the rated current of this circuit breaker?
The ABB S202M-B20 has a 20 A rated current.
What does the B trip characteristic mean?
The B characteristic is designed for circuits with low inrush currents, making it ideal for lighting, socket outlets and general resistive electrical loads.
What is the short circuit breaking capacity?
This miniature circuit breaker provides a 10 kA rated short circuit breaking capacity.
Where is the S202M-B20 installed?
It is designed for installation on DIN rails within distribution boards, control panels and modular electrical enclosures.
Trusted for Electrical Circuit Protection
ABB S200M miniature circuit breakers are trusted by electricians, panel builders and industrial engineers worldwide to provide dependable circuit protection across residential, commercial and industrial electrical installations.
