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ABB S203-D32 MCB – S200 – 3P – D – 32A
ABB S203-D32 three-pole miniature circuit breaker with a 32 A current rating and D tripping characteristic for industrial motor and power distribution protection.
This product has been superseded
A direct replacement is available below.
Replacement product
S203-D32 Miniature Circuit Breaker - 3P - D - 32 A
SKU: S203D32
£44.57 ex VAT
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Why Choose the ABB S203-D32 Miniature Circuit Breaker?
The ABB S203-D32 is a high-performance three-pole miniature circuit breaker (MCB) from the proven ABB System pro M Compact S200 series. With a 32 A current rating and a D tripping characteristic, it is specifically designed to protect circuits supplying equipment with high inrush currents, including motors, compressors, transformers and other inductive industrial loads. It provides dependable overload and short circuit protection for commercial, industrial and OEM electrical installations.
Manufactured to ABB's exacting engineering standards, the S203-D32 combines thermal overload protection with fast electromagnetic short circuit protection. Its compact DIN rail mounted design enables straightforward installation within switchboards, distribution boards and industrial control panels while ensuring reliable long-term operation.
As part of ABB's trusted System pro M Compact range, the S203-D32 complies with recognised international standards and offers dependable protection for demanding electrical applications where reliable circuit interruption is essential.
Key Advantages
- Three-pole miniature circuit breaker for three-phase electrical systems.
- 32 A rated current suitable for industrial power circuits.
- D tripping characteristic designed for high inrush current loads.
- Reliable overload and short circuit protection.
- Compact DIN rail mounting for quick installation.
- Compatible with ABB System pro M Compact accessories.
Key Features
- ABB System pro M Compact S200 series.
- Model: S203-D32.
- 32 A rated current.
- Three protected poles (3P).
- D curve tripping characteristic.
- Thermal and electromagnetic trip mechanisms.
- 6 kA breaking capacity to IEC/EN 60898-1.
- DIN rail mounting for switchgear and distribution boards.
Reliable Protection for High Inrush Current Applications
The ABB S203-D32 is engineered to disconnect electrical circuits safely during overloads and short circuits while allowing the temporary high starting currents produced by motors, compressors, transformers and other inductive equipment. Its D characteristic helps minimise nuisance tripping during equipment start-up while maintaining dependable circuit protection.
The S200 range is current limiting and supports a wide range of ABB auxiliary contacts and accessories, making it suitable for modern industrial automation and power distribution systems.
Typical Applications
- Industrial motors.
- Compressors and pumps.
- Transformer protection.
- OEM machinery.
- Industrial control panels.
- Commercial and industrial electrical distribution.
Technical Specifications
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| Certification | UL 1077 | |
|---|---|---|
| Current | 32 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 6 kA | |
| Manufacturer | ABB | |
| Series | System pro M Compact S200 | |
| Model | S203-D32 | |
| Product ID | 2CDS253001R0321 | |
| Product type | Miniature circuit breaker (MCB) | |
| Rated current | 32 A | |
| Number of poles | 3 | |
| Tripping characteristic | D | |
| Rated operational voltage | 230/400 V AC | |
| Rated insulation voltage | 440 V | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 6 kA | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2, UL 1077 | |
| Dimensions (H × W × D) | Approx. 88 × 52.5 × 69 mm | |
| Weight | Approx. 0.38 kg |
Frequently Asked Questions
What is the ABB S203-D32 used for?
The ABB S203-D32 protects three-phase electrical circuits supplying motors, transformers, compressors and other inductive loads against overloads and short circuits.
What does the D tripping characteristic mean?
The D curve allows higher temporary inrush currents before tripping, making it ideal for motors, transformers and other inductive equipment with high starting currents.
How many poles does the S203-D32 have?
This model is a three-pole (3P) miniature circuit breaker for three-phase electrical systems.
How is the circuit breaker installed?
The ABB S203-D32 is designed for quick installation onto a standard DIN rail inside switchboards, distribution boards and industrial control panels.
Which standards does the ABB S203-D32 comply with?
The circuit breaker complies with IEC/EN 60898-1, IEC/EN 60947-2 and UL 1077 standards for reliable overcurrent protection.
Trusted by Electrical Professionals Worldwide
ABB System pro M Compact miniature circuit breakers are trusted worldwide by electrical engineers, panel builders and OEM machine manufacturers for dependable circuit protection across demanding commercial and industrial applications.
