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ABB S201-D20NA MCB – 1P+N – D Curve – 20A – 6kA
ABB S201-D20NA 1P+N miniature circuit breaker with 20 A rating, D tripping characteristic and 6 kA breaking capacity for dependable low voltage circuit protection.
£59.01
Why Choose the ABB S201-D20NA Miniature Circuit Breaker?
The ABB S201-D20NA (Part Number: 2CDS251103R0201) is a premium 1P+N miniature circuit breaker (MCB) from the trusted ABB System pro M Compact S200 range. Designed to provide dependable protection against overloads and short circuits, it is ideal for industrial, commercial and specialist electrical installations where higher inrush currents are present.
Featuring a 20 A rated current, D tripping characteristic and 6 kA breaking capacity, the S201-D20NA offers reliable circuit protection while accommodating applications with high starting currents such as motors, transformers and inductive loads. Its thermal and magnetic tripping mechanisms provide rapid fault detection whilst maintaining dependable operation during normal equipment start-up.
Designed for straightforward DIN rail installation, the ABB S201-D20NA combines compact dimensions, robust construction and compliance with international standards, making it an excellent choice for panel builders, OEMs and electrical contractors requiring high quality low voltage protection.
Key Advantages
- High quality 1P+N miniature circuit breaker from ABB.
- 20 A rated current with D curve tripping characteristic.
- 6 kA breaking capacity for dependable fault protection.
- Suitable for circuits with higher inrush currents.
- Protects against overloads and short circuits.
- Quick DIN rail installation with compact modular design.
Key Features
- ABB System pro M Compact S200 series.
- Model: S201-D20NA.
- Product ID: 2CDS251103R0201.
- 20 A rated current.
- D tripping characteristic.
- 1P+N configuration.
- 6 kA rated short-circuit breaking capacity.
- Thermal overload and magnetic short-circuit protection.
- DIN rail mounting.
- Compatible with ABB S200 accessories.
Reliable Circuit Protection for High Inrush Loads
Miniature circuit breakers automatically disconnect electrical circuits when overload or short-circuit conditions occur, helping to protect wiring, connected equipment and electrical installations from damage.
The D characteristic is particularly suited to applications with high inrush currents, including motors, transformers, compressors and industrial machinery. Combined with ABB's proven S200 platform, the S201-D20NA delivers dependable protection across demanding commercial and industrial environments.
Typical Applications
- Industrial control panels.
- Motor protection circuits.
- Transformer circuits.
- Commercial electrical distribution.
- OEM machinery.
- Automation systems with high inrush loads.
Technical Specifications
Tick the specs you need, then view products that match.
| Certification | UL 1077 | |
|---|---|---|
| Current | 20 A | |
| Phase | Single Phase | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 6 kA | |
| Manufacturer | ABB | |
| Series | System pro M Compact S200 | |
| Model | S201-D20NA | |
| Product ID | 2CDS251103R0201 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 20 A | |
| Tripping characteristic | D | |
| Number of poles | 1P+N | |
| Rated operational voltage | 230 V AC | |
| Rated insulation voltage | 440 V | |
| Rated frequency | 50 / 60 Hz | |
| Breaking capacity | 6 kA | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | approx. 0.22 kg | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2, UL1077 |
Frequently Asked Questions
What is the ABB S201-D20NA used for?
The S201-D20NA protects electrical circuits against overloads and short circuits and is particularly suited to applications with high starting currents.
What is the current rating?
This miniature circuit breaker has a 20 A rated current.
What does the D tripping characteristic mean?
A D curve MCB is designed for circuits with high inrush currents, making it suitable for motors, transformers and other inductive equipment.
How is the ABB S201-D20NA installed?
The device mounts directly onto a standard DIN rail inside distribution boards and electrical control panels.
Which standards does this circuit breaker comply with?
The S201-D20NA complies with IEC/EN 60898-1, IEC/EN 60947-2 and UL1077.
Trusted by Electrical Professionals Worldwide
ABB System pro M Compact miniature circuit breakers are trusted worldwide by electricians, panel builders and industrial engineers for reliable circuit protection, robust construction and consistent long-term performance.
