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2CDS271061R0517 ABB S201M-K25UC MCB 10kA 1P Type K 25A
ABB S201M-K25UC is a 25 A single-pole Type K miniature circuit breaker with 10 kA breaking capacity at 220 V DC, designed for reliable AC and DC circuit protection in industrial and traction applications.
£80.72
Why Choose the ABB S201M-K25UC Miniature Circuit Breaker?
The ABB S201M-K25UC is a high-performance single-pole miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits in demanding industrial, DC and traction applications. As part of the advanced ABB System pro M compact® S200 M UC series, it combines flexible AC/DC operation with a Type K tripping characteristic and high short-circuit breaking capacity.
Designed for reliable protection of circuits such as motors and auxiliary circuits, the S201M-K25UC has a 25 A rated current and Type K tripping characteristic. The S200 M UC range is engineered for both AC and DC circuits and can be combined with ABB System pro M compact® accessories, providing a flexible solution for industrial control, distribution and specialised DC installations.
With a rated ultimate short-circuit breaking capacity of 10 kA at 220 V DC and 253 V AC, the S201M-K25UC is particularly suited to demanding DC and traction systems. Its compact single-module construction enables straightforward installation on standard 35 mm DIN rail inside electrical distribution boards and industrial control panels.
Key Advantages
- High-performance miniature circuit breaker for AC and DC applications.
- 25 A rated current suitable for industrial circuits.
- Type K tripping characteristic well suited to motor and auxiliary circuit protection.
- 10 kA short-circuit breaking capacity at 220 V DC.
- Single-pole design suitable for DC applications up to 220 V DC.
- Compact 17.5 mm single-module design for efficient panel installation.
- Compatible with ABB System pro M compact® accessories.
Key Features
- ABB System pro M compact® S200 M UC series.
- 25 A rated current.
- 1-pole configuration.
- Type K tripping characteristic.
- 10 kA rated ultimate short-circuit breaking capacity at 220 V DC and 253 V AC.
- 20 kA rated ultimate short-circuit breaking capacity at 110 V DC.
- Universal AC/DC circuit protection.
- Red ON / green OFF contact position indication.
- Compact DIN rail mounting for modular electrical distribution systems.
Reliable AC and DC Circuit Protection
Miniature circuit breakers such as the ABB S201M-K25UC automatically disconnect a circuit when excessive current is caused by an overload or short circuit. This helps protect conductors and connected equipment while providing convenient resettable protection for industrial power, motor and auxiliary circuits.
The S200 M UC series is designed for flexible AC and DC operation, with the S201M-K25UC providing a Type K characteristic particularly suited to circuits where higher starting currents can occur. Its high short-circuit breaking capacity, universal-current capability and compact modular construction make it a dependable choice for industrial control systems, DC distribution and traction-related electrical equipment.
Typical Applications
- DC electrical distribution systems.
- Traction and railway-related electrical equipment.
- Industrial motor circuits.
- Auxiliary control circuits.
- Industrial control and automation panels.
- Machine control and manufacturing equipment.
- AC and DC modular electrical distribution boards.
Technical Specifications
| Series | System pro M compact® S200 M UC |
|---|---|
| Order code | 2CDS271061R0517 |
| Product type | Miniature circuit breaker (MCB) |
| Rated current | 25 A |
| Number of poles | 1 |
| Number of protected poles | 1 |
| Tripping characteristic | Type K |
| Rated operational voltage | 230 V AC / 253 V AC / 220 V DC |
| Rated ultimate short-circuit breaking capacity | 20 kA at 110 V DC / 10 kA at 220 V DC / 10 kA at 253 V AC |
| Rated frequency | 50 / 60 Hz |
| Rated insulation voltage | 440 V |
| Rated impulse withstand voltage | 4 kV |
| Power loss | approx. 2.8 W |
| Mechanical endurance | 20,000 cycles |
| Mounting type | 35 mm DIN rail mounting |
| Module width | 17.5 mm |
| Dimensions (H × W × D) | 85 × 17.5 × 69 mm |
| Weight | approx. 0.125 kg |
| Standards | IEC/EN 60947-2, UL 1077, CSA 22.2 No. 235 |
| EAN | 4013614431036 |
Frequently Asked Questions
What is the ABB S201M-K25UC used for?
The ABB S201M-K25UC protects AC and DC circuits against overloads and short circuits and is particularly suitable for industrial motor, auxiliary, DC distribution and traction-related applications.
What is the rated current of the S201M-K25UC?
The circuit breaker has a rated current of 25 A and uses a Type K tripping characteristic.
What is the breaking capacity of the ABB S201M-K25UC?
The S201M-K25UC has a rated ultimate short-circuit breaking capacity of 10 kA at 220 V DC and 253 V AC, increasing to 20 kA at 110 V DC.
Can the S201M-K25UC be used on DC circuits?
Yes. The ABB S200 M UC range is designed for both AC and DC operation, and the single-pole S201M-K25UC supports applications up to 220 V DC when installed in accordance with ABB requirements and the specified device polarity.
Where is the ABB S201M-K25UC typically installed?
The breaker is typically installed on a standard 35 mm DIN rail inside electrical distribution boards, industrial control panels, machinery and traction-related electrical systems.
Trusted ABB Circuit Protection
ABB System pro M compact® miniature circuit breakers provide dependable modular circuit protection for industrial and electrical distribution applications, with the S200 M UC range delivering flexible AC and DC operation for demanding installations.
