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ABB S201MT-Z8NAH10 MCB – S200M – 1P+N – Z – 8A
ABB S201MT-Z8NAH10 miniature circuit breaker with switched neutral, 8 A Z characteristic and 10 kA breaking capacity for railway, traction and industrial circuit protection.
Why Choose the ABB S201MT-Z8NAH10 Miniature Circuit Breaker?
The ABB S201MT-Z8NAH10 is a dependable miniature circuit breaker with switched neutral, designed to provide reliable overload and short-circuit protection for railway, traction and demanding industrial electrical systems. As part of the ABB S200MT series, it combines compact installation, precise circuit protection and robust construction for specialist low-current applications.
Featuring a Z tripping characteristic, this MCB is ideal for sensitive electronic equipment, signalling circuits and control systems where rapid magnetic tripping is required. The switched neutral configuration disconnects the neutral conductor together with the protected pole, providing improved circuit isolation and enhanced maintenance safety.
With an 8 A rated current, 10 kA short-circuit breaking capacity and compact DIN rail mounting, the ABB S201MT-Z8NAH10 is suitable for industrial automation systems, railway infrastructure, OEM machinery and auxiliary power circuits where dependable electrical protection is essential.
Key Advantages
- 8 A miniature circuit breaker for sensitive low-current protection.
- Z characteristic designed for electronic and control circuits.
- Switched neutral improves electrical isolation.
- 10 kA breaking capacity for dependable fault protection.
- Designed for railway, traction and industrial applications.
- Compact DIN rail mounting saves valuable enclosure space.
Key Features
- ABB S200MT series.
- 8 A rated current.
- 1 protected pole plus switched neutral.
- Z tripping characteristic.
- 10 kA rated short-circuit breaking capacity.
- Current limiting miniature circuit breaker.
- Suitable for 50 / 60 Hz AC systems.
- Compatible with ABB System pro M compact accessories.
Reliable Protection for Sensitive Railway and Industrial Circuits
The ABB S200MT range has been developed specifically for traction and railway applications while also being suitable for demanding industrial installations. Its current limiting design incorporates delayed thermal overload protection together with an electromechanical short-circuit tripping mechanism for reliable circuit protection.
The Z characteristic provides rapid response to short-circuit faults, making the S201MT-Z8NAH10 particularly suitable for protecting sensitive electronic equipment, signalling systems and automation circuits. Combined with its switched neutral configuration and compact modular design, it is an excellent choice for panel builders, OEMs and railway engineers.
Typical Applications
- Railway and rolling stock electrical systems.
- Industrial control panels.
- Sensitive electronic and signalling circuits.
- Automation and control equipment.
- Auxiliary power circuits.
- OEM machinery.
Technical Specifications
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| Phase | Single Phase | |
|---|---|---|
| Current | 8 A | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | Z curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200MT | |
| Model | S201MT-Z8NAH10 | |
| Manufacturer Part Number | 2CDV271106R0408 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 8 A | |
| Number of poles | 1 protected pole + switched neutral | |
| Tripping characteristic | Z | |
| Rated operational voltage | 230 V AC | |
| Maximum operational voltage | 253 V AC | |
| Rated insulation voltage | 440 V | |
| Rated impulse withstand voltage | 4 kV | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 10 kA | |
| Standards | IEC/EN 60947-2 | |
| 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-Z8NAH10 used for?
It provides overload and short-circuit protection for railway, industrial and sensitive low-current electrical circuits.
What does the Z tripping characteristic mean?
The Z characteristic provides rapid magnetic tripping, making it suitable for sensitive electronic equipment, signalling systems and control circuits.
What does switched neutral provide?
The switched neutral disconnects the neutral conductor together with the protected pole, improving circuit isolation during maintenance and fault conditions.
What is the breaking capacity of this breaker?
The ABB S201MT-Z8NAH10 has a 10 kA rated short-circuit breaking capacity.
Can this MCB be installed on a DIN rail?
Yes. It is designed for standard DIN rail mounting inside electrical control panels and distribution boards.
Trusted by Railway and Industrial Engineers Worldwide
ABB S200MT miniature circuit breakers are trusted worldwide for reliable circuit protection, robust construction and dependable performance in demanding railway and industrial environments.
