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ABB S201M-D40NA MCB – S200M – 1P+N – D – 40A
ABB S201M-D40NA miniature circuit breaker, Product ID 2CDS271103R0401, a 40 A D curve 1P+N MCB from the System pro M compact S200M range for overload and short-circuit protection in low-voltage electrical installations.
£43.85
Why Choose the ABB S201M-D40NA Miniature Circuit Breaker?
The ABB S201M-D40NA is a high-performance miniature circuit breaker (MCB) designed to provide dependable overload and short-circuit protection for low-voltage electrical installations. As part of the trusted ABB System pro M compact S200M series, it is engineered for commercial, industrial and OEM applications where robust circuit protection is required.
Featuring a D tripping characteristic, the S201M-D40NA is suitable for circuits with high inrush currents, including motors, transformers, power supplies and industrial machinery. Its current-limiting design combines delayed thermal overload protection with electromechanical short-circuit protection to help safeguard cables, switchgear and connected equipment.
With a rated current of 40 A and a compact 1P+N configuration, this miniature circuit breaker is ideal for DIN rail mounted distribution boards, machinery panels and electrical control enclosures requiring reliable ABB protection technology.
Key Advantages
- Reliable miniature circuit breaker for overload and short-circuit protection.
- 40 A rated current for low-voltage electrical circuits.
- D tripping characteristic suitable for high inrush current loads.
- 1P+N configuration for compact phase and neutral protection.
- Current-limiting construction helps reduce fault energy.
- DIN rail mounting for fast and straightforward installation.
Key Features
- ABB System pro M compact S200M series.
- Model: S201M-D40NA.
- Product ID: 2CDS271103R0401.
- 40 A rated current.
- D tripping characteristic.
- 1P+N pole configuration.
- Thermal overload protection.
- Electromechanical short-circuit protection.
- DIN rail mounting for modular electrical assemblies.
Reliable Protection for High Inrush Current Circuits
Miniature circuit breakers such as the ABB S201M-D40NA automatically disconnect electrical circuits during overload and short-circuit conditions. This helps protect cables, switchgear, machinery and connected equipment from excessive current and electrical fault damage.
The D curve characteristic is particularly suited to loads with high starting currents, including motors, transformers and industrial power supplies. Its compact modular design and compatibility with ABB System pro M compact accessories make it a practical choice for modern control panels and distribution systems.
Typical Applications
- Industrial control panels.
- Motor circuits and machinery systems.
- Transformer and power supply protection.
- Commercial distribution boards.
- Automation and OEM electrical assemblies.
- Low-voltage distribution systems with high inrush loads.
Technical Specifications
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| Current | 40 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | System pro M compact S200M | |
| Model | S201M-D40NA | |
| Product ID | 2CDS271103R0401 | |
| Product type | Miniature circuit breaker | |
| Rated current | 40 A | |
| Tripping characteristic | D | |
| Number of poles | 1P+N | |
| Rated operational voltage | 230 V AC | |
| Maximum operating voltage | 480Y / 277 V AC | |
| Rated DC voltage | 60 V DC | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | up to 10 kA at 230 / 400 V AC | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Rated insulation voltage (Ui) | 440 V | |
| Rated impulse withstand voltage (Uimp) | 4 kV | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2, UL 1077 | |
| EAN | 4016779600132 | |
| Dimensions (W × H × D) | approx. 35 × 88 × 69 mm | |
| Weight | approx. 0.22 kg |
Frequently Asked Questions
What is the ABB S201M-D40NA used for?
The ABB S201M-D40NA is used to protect electrical circuits against overloads and short circuits, particularly where high inrush current loads are present.
What current rating does this MCB have?
This miniature circuit breaker has a rated current of 40 A.
What does the D tripping characteristic mean?
A D characteristic MCB is designed for circuits with high inrush currents, making it suitable for motors, transformers, power supplies and industrial equipment.
What pole configuration is the S201M-D40NA?
The S201M-D40NA has a 1P+N configuration for compact phase and neutral circuit protection.
Where is this ABB MCB typically installed?
It is typically installed on a DIN rail inside distribution boards, machinery panels, control cabinets and electrical enclosures.
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 in modern low-voltage electrical installations.
