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ABB S204MT-C4UC MCB – 4P – C Curve – 4A – 10kA – AC/DC
ABB S204MT-C4UC miniature circuit breaker, a four-pole 4 A C-characteristic device with 10 kA breaking capacity for AC and DC traction and railway applications.
£557.57
Why Choose the ABB S204MT-C4UC Miniature Circuit Breaker?
The ABB S204MT-C4UC is a compact and reliable miniature circuit breaker (MCB) designed to provide dependable overcurrent and short-circuit protection in electrical installations. As part of the ABB System pro M compact S200MT series, it is specifically developed for traction and railway applications where robust electrical protection and suitability for demanding rolling-stock environments are important.
This circuit breaker features a four-pole configuration and a C tripping characteristic, providing protection for circuits where moderate inrush currents can occur. The UC version supports both AC and DC applications, while the S200MT platform is designed for railway and rolling-stock installations with appropriate railway standards and environmental requirements.
With a rated current of 4 A and a 10 kA rated breaking capacity, the S204MT-C4UC provides reliable circuit protection in compact electrical distribution and control systems. Its modular construction and DIN-rail mounting allow straightforward installation within control cabinets and distribution assemblies.
Key Advantages
- Compact miniature circuit breaker designed for traction and railway applications.
- 4 A rated current for low-current protection circuits.
- Four-pole configuration for multi-conductor circuit protection.
- C tripping characteristic suitable for circuits with moderate inrush currents.
- 10 kA rated breaking capacity for dependable short-circuit protection.
- UC version suitable for AC and DC applications.
- Designed for integration into railway and rolling-stock electrical systems.
- DIN-rail mounting supports efficient installation in electrical control panels.
Key Features
- ABB System pro M compact S200MT series.
- 4 A rated current.
- C tripping characteristic.
- 10 kA rated breaking capacity.
- Four-pole circuit breaker.
- Suitable for AC and DC applications with UC configuration.
- Thermal-magnetic overcurrent and short-circuit protection.
- Designed for traction and railway applications.
- DIN-rail mounting for compact electrical assemblies.
Reliable Circuit Protection for Railway Electrical Systems
Miniature circuit breakers protect electrical circuits by automatically interrupting the supply when excessive current or a short circuit is detected. The ABB S204MT-C4UC combines thermal and magnetic protection with a C characteristic to provide dependable protection for circuits where normal operation can include moderate transient currents.
The S200MT series is intended for traction and railway applications, with the platform designed to meet the demanding requirements associated with rolling-stock electrical installations. The UC configuration provides flexibility for both AC and DC circuits, while the four-pole arrangement allows multiple conductors to be protected within a compact modular device.
Typical Applications
- Railway rolling-stock electrical systems.
- Traction equipment and auxiliary circuits.
- Railway control and signalling equipment.
- Electrical distribution systems on trains and rail vehicles.
- Industrial control and low-current protection circuits.
- AC and DC railway electrical installations.
Technical Specifications
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| Current | 4 A | |
|---|---|---|
| Poles | 4-pole | |
| Phase | Three Phase | |
| Device Type | MCB | |
| Trip Curve | C curve | |
| Breaking Capacity | 10 kA | |
| Application series | Traction / railway | |
| Product type | Miniature circuit breaker | |
| Rated current | 4 A | |
| Tripping characteristic | C | |
| Number of poles | 4 | |
| Supply type | AC and DC | |
| Mounting type | DIN-rail mounting | |
| Rated insulation voltage | 484 V | |
| Rated impulse withstand voltage | 4 kV | |
| Protection rating | IP20 | |
| Width | 4 modules | |
| Weight | approx. 0.500 kg | |
| Manufacturer | ABB | |
| Series | System pro M compact S200MT (traction) | |
| Model | S204MT-C4UC | |
| Order code | 2CDS274065R0044 | |
| Rated breaking capacity | 10 kA | |
| Supply | AC/DC |
Frequently Asked Questions
What is the ABB S204MT-C4UC used for?
This miniature circuit breaker provides overcurrent and short-circuit protection for electrical circuits, particularly in traction, railway and rolling-stock applications.
What is the rated current of the S204MT-C4UC?
The S204MT-C4UC has a rated current of 4 A.
What tripping characteristic does the S204MT-C4UC have?
The circuit breaker has a C tripping characteristic, making it suitable for circuits where moderate inrush currents may occur.
What is the breaking capacity of this circuit breaker?
The S204MT-C4UC has a rated breaking capacity of 10 kA.
Can the S204MT-C4UC be used with AC and DC systems?
Yes. The UC version is designed for AC and DC applications, making it suitable for a range of railway and traction electrical systems.
Trusted for Railway Electrical Protection
ABB System pro M compact S200MT miniature circuit breakers are designed for reliable electrical protection in traction, railway and rolling-stock applications where compact installation and dependable circuit interruption are required.
