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2CDS272065R0408 ABB S202MT-Z8UC MCB 10kA 2P Type Z 8A
ABB S202MT-Z8UC is an 8 A 2-pole Z-characteristic miniature circuit breaker with 10 kA short-circuit breaking capacity, designed for reliable AC and DC circuit protection in demanding industrial and traction applications.
£285.82
Why Choose the ABB S202MT-Z8UC Miniature Circuit Breaker?
The ABB S202MT-Z8UC is a high-performance 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 an 8 A rated current with a sensitive Z tripping characteristic and a high 10 kA short-circuit breaking capacity.
Designed particularly for circuits requiring rapid magnetic protection, the S202MT-Z8UC is suitable for protecting sensitive electrical and electronic equipment where fault currents must be interrupted quickly. The S200MTUC range is engineered for demanding industrial and transportation environments, including DC and traction applications, while its compact modular construction enables straightforward integration into distribution boards and control panels.
With a rated current of 8 A, a 2-pole configuration and a 10 kA breaking capacity, the S202MT-Z8UC provides dependable circuit protection for industrial, control and transportation electrical systems. ABB order code 2CDS272065R0408 identifies this specific Z-characteristic 8 A version within the S200MTUC range.
Key Advantages
- Robust miniature circuit breaker for AC and DC circuit protection.
- 8 A rated current with a 2-pole configuration.
- Z tripping characteristic suited to sensitive electrical and electronic circuits.
- 10 kA short-circuit breaking capacity for dependable fault protection.
- Suitable for demanding DC, traction and industrial applications.
- Compact two-module design for straightforward installation on DIN rail systems.
Key Features
- ABB S200MTUC miniature circuit breaker series.
- 8 A rated current.
- 2-pole configuration.
- Z tripping characteristic.
- 10 kA short-circuit breaking capacity.
- Suitable for AC and DC operation.
- Designed for DC applications up to 440 V DC with 2 poles.
- Compact DIN rail construction with IP20 terminal protection.
Reliable Circuit Protection for DC and Traction Systems
Miniature circuit breakers such as the ABB S202MT-Z8UC automatically disconnect an electrical circuit when excessive current occurs because of an overload or short circuit. This protects cables, conductors and connected 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 transportation and traction systems. The Z characteristic provides sensitive magnetic tripping suitable for circuits containing equipment that requires rapid protection against comparatively low short-circuit currents, while the universal-current design enables flexible application across AC and DC electrical systems.
Typical Applications
- Railway and rolling stock electrical systems.
- DC distribution and protection circuits.
- Traction electrical installations.
- Sensitive electronic and control circuits.
- Industrial control panels and switchgear.
- Automation and instrumentation systems.
Technical Specifications
| Series | S200MTUC |
|---|---|
| ABB order code | 2CDS272065R0408 |
| Product type | Miniature circuit breaker (MCB) |
| Product group | DC / Traction MCB |
| Rated current | 8 A |
| Number of poles | 2 |
| Number of protected poles | 2 |
| Tripping characteristic | Z |
| Rated voltage | 440 V AC/DC |
| DC application voltage | Up to 440 V DC with 2 poles |
| Rated frequency | 50 / 60 Hz and DC |
| Rated ultimate short-circuit breaking capacity (Icu) | 10 kA |
| 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 |
| Power loss | 3.88 W |
| Energy limiting class | 3 |
| Overvoltage category | III |
| Pollution degree | 3 |
| Protection rating | IP20 |
| Standard | IEC/EN 60947-2 |
| Railway fire protection | R26 / HL3 according to EN 45545 |
| Vibration and shock classification | Category 1, Class A/B according to IEC 61373 |
| Mounting type | DIN rail |
| Mounting position | Any |
| Connection capacity, solid conductor | 0.75–35 mm² |
| Connection capacity, stranded conductor | 0.75–25 mm² |
| Operating ambient temperature | -40 to +70 °C |
| Dimensions (H × W × D) | 88 × 35 × 69 mm |
| Weight | approx. 0.25 kg |
| EAN | 4013614449185 |
Frequently Asked Questions
What is the ABB S202MT-Z8UC used for?
The ABB S202MT-Z8UC is a miniature circuit breaker designed to protect AC and DC electrical circuits against overload and short-circuit currents, including demanding industrial, DC and traction applications.
What is the current rating of the S202MT-Z8UC?
The S202MT-Z8UC has a rated current of 8 A and uses a 2-pole configuration.
What does the Z characteristic mean?
The Z tripping characteristic provides sensitive magnetic protection and is particularly suitable for circuits containing electronic, control and other equipment requiring rapid protection against relatively low short-circuit currents.
What is the breaking capacity of the ABB S202MT-Z8UC?
The S202MT-Z8UC provides a 10 kA short-circuit breaking capacity, making it suitable for demanding electrical protection applications.
Can the ABB S202MT-Z8UC be used on DC circuits?
Yes. The S202MT-Z8UC is designed for AC and DC applications, with the 2-pole version suitable for DC applications up to 440 V DC when installed in accordance with ABB requirements and the specified polarity.
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 operation in AC and DC applications.
