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ABB S203M-D32NA MCB – S200M – 3P+N – D – 32A
ABB S203M-D32NA miniature circuit breaker from the System pro M compact S200M range featuring a 32 A rating, D curve characteristic, 3+NP configuration and 10 kA breaking capacity for industrial circuit protection.
£151.45
Why Choose the ABB S203M-D32NA Miniature Circuit Breaker?
The ABB S203M-D32NA is a high performance miniature circuit breaker (MCB) designed to provide dependable overload and short-circuit protection in commercial, industrial and demanding electrical installations. As part of the professional ABB System pro M compact S200M series, it delivers reliable current-limiting protection for distribution boards, switchboards and industrial control panels.
Featuring a D curve tripping characteristic, this miniature circuit breaker is designed for circuits with high inrush currents, making it ideal for motors, transformers, compressors and other inductive loads. Its advanced thermal and magnetic trip mechanisms provide dependable protection against overloads and fault currents while helping to reduce equipment damage.
With a rated current of 32 A, a 3+NP pole configuration and a rated breaking capacity of 10 kA, the S203M-D32NA is suitable for demanding three-phase electrical systems where a switched neutral is required. Its compact DIN rail mounting design allows quick installation inside modern electrical distribution boards and control cabinets.
Key Advantages
- Professional ABB miniature circuit breaker for industrial circuit protection.
- 32 A rated current for demanding three-phase installations.
- D curve characteristic designed for high inrush current loads.
- 3+NP configuration with switched neutral.
- Current-limiting design helps protect cables and connected equipment.
- Quick DIN rail installation within modular electrical systems.
Key Features
- ABB System pro M compact S200M series.
- 32 A rated current.
- D curve tripping characteristic.
- 3+NP pole configuration.
- 10 kA rated short-circuit breaking capacity.
- Thermal overload protection.
- Electromechanical short-circuit protection.
- Compact DIN rail mounting.
Reliable Protection for High Inrush Electrical Loads
Miniature circuit breakers such as the ABB S203M-D32NA automatically disconnect electrical circuits during overload and short-circuit conditions, helping protect cables, switchgear and connected equipment while improving electrical safety.
The ABB S200M range combines compact dimensions with high breaking capacity and dependable performance. Its D curve characteristic makes this model particularly suitable for industrial machinery and equipment with high starting currents.
Typical Applications
- Industrial motors and motor control circuits.
- Transformers and inductive loads.
- Industrial distribution boards.
- Machine control panels.
- Commercial switchboards.
- OEM electrical equipment.
Technical Specifications
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| Phase | Three Phase | |
|---|---|---|
| Current | 32 A | |
| Poles | 3-pole + N | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | System pro M compact S200M | |
| Model | S203M-D32NA | |
| Product type | Miniature circuit breaker | |
| Product ID | 2CDS273103R0321 | |
| EAN | 4016779663441 | |
| Rated current | 32 A | |
| Tripping characteristic | D curve | |
| Pole configuration | 3+NP | |
| Rated operational voltage | 230 / 400 V AC | |
| Rated insulation voltage | 440 V | |
| Frequency | 50 / 60 Hz | |
| Rated breaking capacity | 10 kA | |
| Current limiting class | 3 | |
| Protection rating | IP20 | |
| Mounting type | DIN rail mounting | |
| Dimensions (H × W × D) | approx. 88 × 70 × 69 mm | |
| Weight | approx. 0.49 kg | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2 | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S203M-D32NA used for?
The ABB S203M-D32NA protects three-phase electrical circuits against overloads and short circuits, particularly where high inrush current equipment is installed.
What current rating does this circuit breaker have?
This miniature circuit breaker has a rated current of 32 A.
What does the D curve characteristic mean?
A D curve MCB is designed for circuits with high inrush currents, making it ideal for motors, transformers and other inductive loads.
What does the 3+NP configuration mean?
The S203M-D32NA provides three protected phase poles together with a switched neutral pole for three-phase electrical systems.
Where is this miniature circuit breaker installed?
It is designed for DIN rail installation inside electrical distribution boards, switchboards 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 circuit protection, robust construction and long-term reliability.
