Why Choose the ABB S204MT-C50UC Miniature Circuit Breaker?
The ABB S204MT-C50UC is a four-pole miniature circuit breaker (MCB) designed for reliable overload and short-circuit protection in AC and DC electrical systems, with particular suitability for traction and railway applications. As part of the ABB System pro M compact S200MT series, it combines a C tripping characteristic with universal-current capability for demanding rolling-stock and industrial electrical installations.
This circuit breaker provides dependable protection and switching of electrical circuits while supporting both alternating-current and direct-current applications. The UC version is designed for universal-current operation, making it suitable for electrical systems where AC and DC circuit protection requirements need to be accommodated within the same product family.
With a rated current of 50 A, a 10 kA rated breaking capacity and four poles, the S204MT-C50UC is suitable for protecting and controlling electrical circuits in railway, traction and associated distribution and control equipment. Its DIN-rail mounting format enables straightforward installation within compatible electrical assemblies.
Key Advantages
- Four-pole miniature circuit breaker designed for traction and railway applications.
- 50 A rated current for circuit protection and control.
- 10 kA rated breaking capacity for reliable short-circuit protection.
- C tripping characteristic suitable for general circuit protection applications.
- Universal AC and DC operation with the UC configuration.
- DIN-rail mounting for straightforward installation in electrical equipment.
Key Features
- ABB System pro M compact S200MT series.
- 50 A rated current.
- 10 kA rated breaking capacity.
- 4-pole configuration.
- C tripping characteristic.
- Suitable for AC and DC applications.
- Designed for traction and railway applications.
- DIN-rail mounting for modular electrical installations.
Reliable Circuit Protection for Traction and Railway Systems
Miniature circuit breakers such as the ABB S204MT-C50UC protect electrical circuits against overloads and short circuits by automatically interrupting the circuit when excessive current conditions occur. The C tripping characteristic provides a general-purpose response profile for circuits where moderate inrush currents can occur.
The S200MT UC series is developed for universal-current applications where both AC and DC circuit protection may be required. Its four-pole configuration and compact DIN-rail format make the S204MT-C50UC suitable for integration into railway electrical equipment, traction systems and associated distribution and control assemblies.
Typical Applications
- Railway and rolling-stock electrical systems.
- Traction equipment and auxiliary circuits.
- AC and DC distribution systems.
- Electrical control and protection panels.
- Industrial control and electrical equipment.
- DIN-rail mounted electrical distribution assemblies.
