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2CDS272065R0504 ABB S202MT-C50UC MCB 10kA 2P Type C 50A
ABB S202MT-C50UC is a 50 A 2-pole C-characteristic miniature circuit breaker with 10 kA short-circuit capacity, designed for reliable AC and DC circuit protection in demanding industrial and traction applications.
£342.10
Why Choose the ABB S202MT-C50UC Miniature Circuit Breaker?
The ABB S202MT-C50UC is a robust 2-pole miniature circuit breaker (MCB) designed to provide reliable overload and short-circuit protection in demanding AC and DC electrical systems. As part of the ABB S200MTUC miniature circuit breaker series, it combines a 50 A rated current with a C tripping characteristic and a high 10 kA short-circuit breaking capacity.
Developed for demanding industrial and transportation applications, the S202MT-C50UC provides dependable circuit protection for cables and electrical equipment. Its C characteristic is suitable for general-purpose circuits and loads with moderate starting currents, while the S200MTUC range is specifically designed to support AC, DC and traction applications where robust performance is required.
With a rated current of 50 A, a 2-pole configuration and 10 kA breaking capacity, the S202MT-C50UC is well suited to higher-current distribution and equipment protection circuits. Its rated operational voltage extends to 440 V AC/DC, while ABB order code 2CDS272065R0504 identifies this specific C-characteristic 50 A version.
Key Advantages
- Robust miniature circuit breaker for AC and DC circuit protection.
- 50 A rated current with a 2-pole configuration.
- C tripping characteristic suitable for general-purpose and moderate-inrush loads.
- 10 kA short-circuit breaking capacity for demanding circuit protection.
- Designed for DC, traction and industrial applications.
- Compact two-module DIN rail design for straightforward panel installation.
Key Features
- ABB S200MTUC miniature circuit breaker series.
- 50 A rated current.
- 2-pole configuration with both poles protected.
- C tripping characteristic.
- 10 kA short-circuit capacity at specified AC and DC voltages.
- 440 V AC/DC rated operational voltage.
- Energy limiting class 3 for effective fault-current limitation.
- DIN rail mounting with flexible installation orientation.
Reliable Circuit Protection for DC and Traction Systems
Miniature circuit breakers such as the ABB S202MT-C50UC automatically disconnect an electrical circuit when excessive current occurs because of an overload or short circuit. This helps protect cables, conductors and connected electrical equipment while allowing the breaker to be reset after the electrical fault has been identified and corrected.
The S200MTUC series is engineered for demanding AC and DC installations, including traction and rolling stock applications. Its high short-circuit breaking capacity, robust construction and compatibility with ABB accessories make it a versatile circuit protection solution for industrial control, distribution and transportation electrical systems.
Typical Applications
- Railway and rolling stock electrical systems.
- DC distribution and protection circuits.
- Traction electrical installations.
- Industrial control panels and switchgear.
- Power distribution and auxiliary circuits.
- Industrial machinery and automation systems.
Technical Specifications
| Series | S200MTUC |
|---|---|
| ABB order code | 2CDS272065R0504 |
| Product type | Miniature circuit breaker (MCB) |
| Product group | DC / Traction MCB |
| Rated current | 50 A |
| Number of poles | 2 |
| Number of protected poles | 2 |
| Tripping characteristic | C |
| Rated operational voltage | 440 V AC/DC |
| Operational voltage range | 12–462 V AC / 12–500 V DC |
| Rated frequency | 50 / 60 Hz and DC |
| Rated short-circuit capacity | 10 kA AC/DC |
| Rated ultimate short-circuit breaking capacity (Icu) | 10 kA at 230 / 400 V AC |
| Rated service short-circuit breaking capacity (Ics) | 10 kA at 440 V DC |
| Rated insulation voltage (Ui) | 484 V |
| Rated impulse withstand voltage (Uimp) | 4 kV at 2,000 m |
| Energy limiting class | 3 |
| Overvoltage category | III |
| Pollution degree | 3 |
| Power loss | 8.88 W |
| Protection rating | IP20 |
| Electrical endurance | 10,000 cycles AC / 1,500 cycles DC |
| Mechanical endurance | 20,000 cycles |
| Mounting type | DIN rail TH35 |
| Mounting position | Any |
| Width | 2 modular spacings |
| Installation depth | 69 mm |
| Connection capacity, flexible conductor | 0.75–25 mm² |
| Connection capacity, rigid conductor | 0.75–35 mm² |
| Tightening torque | 2.8 N·m |
| Operating ambient temperature | -25 to +55 °C |
| Weight | approx. 0.25 kg |
| EAN | 4013614449291 |
Frequently Asked Questions
What is the ABB S202MT-C50UC used for?
The ABB S202MT-C50UC is a miniature circuit breaker designed to protect AC and DC electrical circuits against overload and short-circuit currents, including demanding industrial, distribution and traction applications.
What is the current rating of the S202MT-C50UC?
The S202MT-C50UC has a rated current of 50 A and uses a 2-pole configuration with both poles protected.
What does the C characteristic mean?
The C tripping characteristic is commonly used for general-purpose circuits and equipment with moderate starting or inrush currents, providing dependable overload and short-circuit protection.
What is the breaking capacity of the ABB S202MT-C50UC?
The S202MT-C50UC provides a 10 kA short-circuit capacity at specified AC and DC voltages, including 10 kA at 400 V AC and 440 V DC.
Can the ABB S202MT-C50UC be used on DC circuits?
Yes. The S202MT-C50UC is designed for AC and DC applications and has a rated operational voltage of 440 V AC/DC. Correct device polarity must be observed for applicable DC installations.
Trusted Circuit Protection from ABB
ABB S200MTUC miniature circuit breakers provide dependable overload and short-circuit protection for demanding industrial and transportation electrical systems, combining high breaking capacity with flexible AC and DC operation.
