Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
ABB S201MT-Z0.5NAH10 MCB – S200M – 1P+N – Z – 0.5A
ABB S201MT-Z0.5NAH10 miniature circuit breaker with switched neutral, 0.5 A Z characteristic and 10 kA breaking capacity for railway and industrial electrical protection.
Why Choose the ABB S201MT-Z0.5NAH10 Miniature Circuit Breaker?
The ABB S201MT-Z0.5NAH10 is a high-performance miniature circuit breaker with switched neutral, designed for dependable overload and short-circuit protection in railway, traction and demanding industrial electrical systems. Part of the proven ABB S200MT series, it combines compact dimensions with reliable protection and compliance with recognised railway standards.
Featuring a Z tripping characteristic, this miniature circuit breaker is specifically intended for circuits supplying highly sensitive electronic equipment where rapid magnetic tripping is required. The switched neutral configuration provides additional circuit isolation, making it well suited to modern control panels and specialist electrical installations.
With a 0.5 A rated current, 10 kA breaking capacity and a compact DIN rail mounted design, the S201MT-Z0.5NAH10 delivers reliable protection for signalling, control and low-current auxiliary circuits in harsh operating environments.
Key Advantages
- 0.5 A miniature circuit breaker for sensitive low-current applications.
- Z characteristic provides rapid tripping for electronic equipment.
- Switched neutral improves circuit isolation.
- 10 kA breaking capacity for dependable fault protection.
- Designed for railway, traction and industrial installations.
- Compact DIN rail installation saves panel space.
Key Features
- ABB S200MT series.
- 0.5 A rated current.
- 1 protected pole plus switched neutral.
- Z tripping characteristic.
- 10 kA rated short-circuit breaking capacity.
- Suitable for 50 / 60 Hz AC systems.
- DIN rail mounting.
- Compatible with ABB modular accessories.
Reliable Protection for Sensitive Electrical Circuits
The ABB S200MT series has been engineered for demanding railway and industrial applications where dependable circuit protection is essential. The Z characteristic provides fast magnetic tripping, making it particularly suitable for protecting sensitive electronic devices and control equipment against short-circuit faults.
Its switched neutral configuration, robust construction and compact modular design make the S201MT-Z0.5NAH10 an excellent choice for panel builders, OEMs and railway engineers requiring reliable low-current protection.
Typical Applications
- Railway and rolling stock electrical systems.
- Control and signalling circuits.
- Sensitive electronic equipment.
- Industrial automation panels.
- Auxiliary power circuits.
- OEM machinery and specialist control systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Phase | Single Phase | |
|---|---|---|
| Current | 0.5 A | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | Z curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-Z0.5NAH10 | |
| Manufacturer Part Number | 2CDV271106R0158 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 0.5 A | |
| Number of poles | 1 protected pole + switched neutral | |
| Tripping characteristic | Z | |
| Rated operational voltage | Up to 253 V AC | |
| Rated insulation voltage | 440 V | |
| Rated impulse withstand voltage | 4 kV | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 10 kA | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Dimensions (H × W × D) | Approx. 88 × 35 × 69 mm | |
| Weight | Approx. 0.25 kg |
Frequently Asked Questions
What is the ABB S201MT-Z0.5NAH10 used for?
It provides overload and short-circuit protection for sensitive electronic, railway and industrial low-current circuits.
What does the Z tripping characteristic mean?
The Z characteristic provides very fast magnetic tripping, making it suitable for protecting sensitive electronic equipment and control circuits.
What does switched neutral mean?
The switched neutral design disconnects the neutral conductor together with the live conductor, providing improved circuit isolation.
What is the breaking capacity of this breaker?
The ABB S201MT-Z0.5NAH10 has a 10 kA rated short-circuit breaking capacity.
Is this miniature circuit breaker suitable for DIN rail installation?
Yes. It is designed for standard DIN rail mounting in electrical control panels and distribution assemblies.
Trusted by Railway and Industrial Engineers Worldwide
ABB S200MT miniature circuit breakers are trusted worldwide for delivering reliable circuit protection, long service life and dependable performance in demanding railway and industrial environments.
