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ABB S201M-K0.5NA MCB – 1P+N – K Curve – 0.5A – 10kA
ABB S201M-K0.5NA 1P+N miniature circuit breaker with 0.5 A rated current, K tripping characteristic and 10 kA breaking capacity for specialist control and industrial applications.
£40.60
Why Choose the ABB S201M-K0.5NA Miniature Circuit Breaker?
The ABB S201M-K0.5NA is a high performance 1P+N miniature circuit breaker (MCB) from the trusted ABB System pro M compact S200M series. Designed to provide reliable protection against overloads and short circuits, it is ideal for specialist control circuits in residential, commercial and industrial installations.
Featuring a K tripping characteristic, the S201M-K0.5NA is specifically designed for circuits with higher inrush currents than standard B or C curve breakers, making it well suited to motor control, transformers, solenoids and other inductive loads requiring sensitive low current protection. Its current limiting design helps minimise fault energy whilst delivering rapid fault interruption.
Rated at 0.5 A with a 10 kA short circuit breaking capacity, this compact 1P+N MCB is designed for DIN rail mounting inside distribution boards and control panels. The breaker complies with IEC/EN 60898-1 and IEC/EN 60947-2, ensuring dependable protection across a wide range of electrical applications.
Key Advantages
- Compact 1P+N miniature circuit breaker for dependable circuit protection.
- 0.5 A rated current for sensitive control circuits.
- K curve tripping characteristic for inductive loads with higher inrush currents.
- 10 kA breaking capacity for reliable short circuit protection.
- Current limiting construction helps reduce fault energy.
- Suitable for residential, commercial and industrial installations.
Key Features
- ABB System pro M compact S200M series.
- Model: S201M-K0.5NA.
- Product ID: 2CDS271103R0157.
- 0.5 A rated current.
- K tripping characteristic.
- 1P+N configuration.
- 10 kA rated short circuit breaking capacity.
- DIN rail mounting with compatibility for ABB auxiliary accessories.
Reliable Protection for Specialist Control Circuits
The ABB S201M-K0.5NA combines delayed thermal overload protection with instantaneous electromechanical short circuit protection to safeguard wiring and connected equipment. Its current limiting design helps reduce thermal and mechanical stress during fault conditions whilst maintaining dependable circuit protection.
Its K curve characteristic is particularly suited to low current inductive circuits that experience elevated starting currents, making it an excellent choice for industrial automation, control panels and specialist machinery.
Typical Applications
- Industrial control panels.
- Motor control circuits.
- Transformer protection.
- PLC and automation systems.
- Machine building applications.
- Specialist low current electrical installations.
Technical Specifications
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| Current | 0.5 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | System pro M compact S200M | |
| Model | S201M-K0.5NA | |
| Product ID | 2CDS271103R0157 | |
| EAN | 4016779599955 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 0.5 A | |
| Tripping characteristic | K | |
| Number of poles | 1P+N | |
| Rated operational voltage | 230 V AC | |
| Frequency | 50 / 60 Hz | |
| Rated short circuit capacity | 10 kA | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Dimensions (W × H × D) | approx. 35 × 88 × 69 mm | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2, UL 1077 | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S201M-K0.5NA used for?
The S201M-K0.5NA protects low current electrical circuits against overloads and short circuits, particularly those supplying inductive loads with higher starting currents.
What does the K curve tripping characteristic mean?
A K curve miniature circuit breaker is designed for circuits with higher inrush currents than standard B or C curve breakers, making it suitable for motors, transformers and control equipment.
What is the rated current of the S201M-K0.5NA?
The ABB S201M-K0.5NA has a rated current of 0.5 A.
What is the short circuit breaking capacity?
This miniature circuit breaker provides a rated short circuit breaking capacity of 10 kA.
How is the ABB S201M-K0.5NA installed?
The breaker is designed for installation onto a standard DIN rail inside electrical distribution boards, machine cabinets and industrial control panels.
Trusted by Electrical Professionals Worldwide
ABB System pro M compact miniature circuit breakers are trusted by electrical contractors, panel builders and automation engineers for dependable circuit protection, compact design and long-term reliability across demanding electrical installations.
