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ABB S202M-Z50UC MCB – 2P – Z Curve – 50A – 10kA
ABB S202M-Z50UC 2-pole 50 A Z curve miniature circuit breaker for AC and DC applications with 10 kA short circuit breaking capacity for sensitive industrial control circuits.
£280.43
Why Choose the ABB S202M-Z50UC Miniature Circuit Breaker?
The ABB S202M-Z50UC is a premium 2-pole miniature circuit breaker (MCB) engineered to provide dependable overload and short circuit protection for both AC and DC electrical systems. As part of the advanced ABB S200M UC series, it combines universal current capability, high breaking performance and compliance with major international standards, making it ideal for industrial automation, machinery, renewable energy systems and commercial electrical installations.
Featuring a Z curve tripping characteristic, this miniature circuit breaker is specifically designed for protecting sensitive electronic equipment, instrumentation, PLCs and control circuits where rapid magnetic tripping is essential. Its compact modular design enables straightforward DIN rail installation whilst remaining fully compatible with ABB System pro M compact accessories.
With a 50 A rated current, 2-pole configuration and robust ABB engineering, the S202M-Z50UC delivers dependable circuit protection whilst helping maximise equipment safety and minimise downtime in demanding industrial environments.
Key Advantages
- High performance 2-pole miniature circuit breaker.
- 50 A rated current for demanding applications.
- Z curve characteristic for sensitive electronic and control circuits.
- Suitable for both AC and DC applications.
- 10 kA short circuit breaking capacity.
- Compatible with ABB System pro M compact accessories.
Key Features
- ABB S200M UC series.
- 2-pole (2P) configuration.
- 50 A rated current.
- Z characteristic tripping curve.
- Universal AC/DC operation.
- 35 mm DIN rail mounting.
- Failsafe bi-directional cylinder-lift terminals.
- Reliable overload and short circuit protection.
Reliable Protection for Sensitive Electrical Circuits
The ABB S202M-Z50UC automatically disconnects electrical circuits whenever overload or short circuit conditions occur, helping protect valuable equipment and maintain system reliability. Its Z characteristic provides rapid magnetic tripping at relatively low fault currents, making it particularly suitable for sensitive electronic equipment, instrumentation, PLCs and industrial control systems.
As part of ABB's System pro M compact portfolio, the S200M UC range delivers dependable performance, flexible installation and extensive international approvals, making it a trusted solution for panel builders, OEMs and industrial engineers.
Typical Applications
- Industrial automation systems.
- PLC and control panels.
- Instrumentation circuits.
- Sensitive electronic equipment.
- Machine building and OEM equipment.
- AC and DC electrical distribution.
Technical Specifications
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| Current | 50 A | |
|---|---|---|
| Poles | 2-pole | |
| Device Type | MCB | |
| Trip Curve | Z curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | ABB | |
| Series | S200M UC | |
| Model | S202M-Z50UC | |
| Product ID | 2CDS272061R0578 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 50 A | |
| Number of poles | 2P | |
| Tripping characteristic | Z | |
| Input voltage type | AC / DC | |
| Rated operational voltage | Up to 440 V AC / DC | |
| Short circuit breaking capacity | 10 kA | |
| Rated frequency | DC, 50 / 60 Hz | |
| Standards | IEC/EN 60947-2, UL 1077, CSA 22.2 No. 235 | |
| Mounting type | 35 mm DIN rail | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | Approx. 0.25 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S202M-Z50UC used for?
The ABB S202M-Z50UC protects AC and DC electrical circuits against overloads and short circuits in industrial automation, instrumentation and sensitive electronic applications.
What does the Z tripping characteristic provide?
The Z curve provides rapid magnetic tripping at relatively low fault currents, making it ideal for protecting sensitive electronic equipment and control circuits.
Can this miniature circuit breaker be used on both AC and DC systems?
Yes. The ABB S200M UC range is specifically designed for reliable operation on both AC and DC electrical installations.
How many poles does the S202M-Z50UC have?
The ABB S202M-Z50UC is a 2-pole miniature circuit breaker that protects two conductors simultaneously.
How is the circuit breaker installed?
The device is designed for installation onto a standard 35 mm DIN rail inside electrical distribution boards and industrial control panels.
Trusted by Electrical Professionals Worldwide
ABB S200M UC miniature circuit breakers are trusted by OEMs, machine builders and industrial engineers for dependable circuit protection, high breaking performance and reliable operation in demanding electrical installations.
