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ABB S203-C8 MCB – S200 – 3P – C – 8A
ABB S203-C8 three pole 8 A C curve miniature circuit breaker with 6 kA breaking capacity for commercial, industrial and OEM electrical protection.
£44.55
Why Choose the ABB S203-C8 Miniature Circuit Breaker?
The ABB S203-C8 is a premium three-pole miniature circuit breaker (MCB) from the trusted ABB System pro M Compact S200 series. Designed to provide dependable overload and short circuit protection, it is ideal for commercial, industrial and OEM electrical installations where safety, reliability and long service life are essential.
Featuring a C tripping characteristic, the S203-C8 is intended for circuits with moderate inrush currents, making it suitable for power distribution, lighting, HVAC equipment, control panels and general industrial machinery. Its combined thermal and magnetic trip mechanisms ensure rapid fault protection while minimising unnecessary tripping during normal operation.
With a 8 A rated current, three-pole configuration and a 6 kA short circuit breaking capacity, this DIN rail mounted miniature circuit breaker delivers excellent protection, simple installation and compliance with internationally recognised electrical standards.
Key Advantages
- Compact three-pole miniature circuit breaker for commercial and industrial applications.
- C curve tripping characteristic for moderate inrush current loads.
- 8 A rated current for reliable circuit protection.
- 6 kA breaking capacity for dependable fault interruption.
- Thermal and magnetic trip mechanisms provide accurate overload and short circuit protection.
- DIN rail mounting for quick installation inside switchboards and control panels.
Key Features
- ABB System pro M Compact S200 series.
- Three-pole (3P) configuration.
- 8 A rated current.
- C tripping characteristic.
- 6 kA rated short circuit breaking capacity.
- Suitable for 50 / 60 Hz AC systems.
- Failsafe bi-directional screw terminals for secure wiring.
- Compatible with ABB S200 auxiliary contacts and accessories.
Reliable Circuit Protection for Modern Electrical Systems
The ABB S203-C8 combines delayed thermal overload protection with instantaneous magnetic short circuit protection to safeguard electrical installations and connected equipment. This proven design delivers dependable performance across a wide range of commercial and industrial applications.
Its C characteristic makes it particularly suitable for general purpose power circuits where moderate starting currents occur. The compact design allows straightforward installation within distribution boards, switchgear assemblies and machine control panels.
Typical Applications
- Commercial electrical distribution.
- Industrial control panels.
- Building services installations.
- Automation and OEM machinery.
- HVAC systems.
- General purpose power distribution circuits.
Technical Specifications
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| Phase | Three Phase | |
|---|---|---|
| Current | 8 A | |
| Poles | 3-pole | |
| Device Type | MCB | |
| Trip Curve | C curve | |
| Breaking Capacity | 6 kA | |
| Manufacturer | ABB | |
| Series | System pro M Compact S200 | |
| Model | S203-C8 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 8 A | |
| Number of poles | 3 | |
| Tripping characteristic | C | |
| Rated operational voltage | 400 V AC | |
| Maximum operational voltage | 440 V AC | |
| Rated frequency | 50 / 60 Hz | |
| Breaking capacity | 6 kA | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Terminal type | Failsafe bi-directional screw terminals | |
| Dimensions (H × W × D) | 88 × 52.5 × 69 mm | |
| Weight | approx. 0.336 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S203-C8 used for?
The ABB S203-C8 protects three-phase electrical circuits against overloads and short circuits in commercial, industrial and OEM applications.
What does the C tripping characteristic mean?
A C curve circuit breaker is designed for circuits with moderate inrush currents, making it suitable for most industrial and commercial electrical installations.
How many poles does the ABB S203-C8 have?
This model features a three-pole (3P) configuration for protecting three-phase electrical systems.
What is the breaking capacity of this MCB?
The ABB S203-C8 has a rated short circuit breaking capacity of 6 kA.
How is the ABB S203-C8 installed?
The circuit breaker mounts directly onto a standard DIN rail inside electrical distribution boards and industrial control panels.
Trusted by Electrical Professionals Worldwide
ABB System pro M Compact miniature circuit breakers are trusted by electricians, panel builders and industrial engineers for dependable protection, high quality construction and reliable long-term performance.
