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ABB S202-K4 MCB – S200 – 2P – K – 4A
ABB S202-K4 2-pole miniature circuit breaker with K trip characteristic, 4 A rated current and 6 kA breaking capacity for industrial and commercial circuit protection.
£46.78
Why Choose the ABB S202-K4 Miniature Circuit Breaker?
The ABB S202-K4 is a compact and reliable 2-pole miniature circuit breaker (MCB) from the ABB System pro M Compact S200 series, designed to provide dependable overload and short circuit protection in residential, commercial and industrial electrical installations. Its K characteristic trip curve makes it particularly suitable for circuits with higher inrush currents such as motors, transformers and inductive loads.
This ABB miniature circuit breaker combines delayed thermal tripping for overload protection with electromechanical tripping for short circuit protection. Its current limiting design helps reduce fault energy, supporting safer operation and helping protect downstream electrical equipment.
With a 4 A rated current, 2-pole configuration and 6 kA breaking capacity, the ABB S202-K4 is ideal for industrial control panels, automation equipment, motor circuits, transformer circuits and commercial distribution boards requiring reliable circuit protection.
Key Advantages
- Compact 2-pole miniature circuit breaker for industrial and commercial applications.
- K curve tripping characteristic suitable for higher inrush current loads.
- 4 A rated current for precise circuit protection.
- 6 kA breaking capacity for dependable fault interruption.
- Current limiting design helps reduce fault energy in protected circuits.
- DIN rail mounting for fast installation in distribution boards and control panels.
Key Features
- ABB System pro M Compact S200 series.
- 2-pole miniature circuit breaker.
- 4 A rated current.
- K trip characteristic.
- 6 kA short circuit breaking capacity.
- Thermal overload and magnetic short circuit protection.
- Current limiting Energy Limiting Class 3.
- Compatible with ABB S200 modular accessories.
Reliable Protection for Industrial Electrical Systems
The ABB S202-K4 automatically disconnects electrical circuits when overload or short circuit conditions occur. Its K curve characteristic allows temporary inrush currents without nuisance tripping, making it suitable for inductive loads and equipment with higher starting currents.
As part of ABB's proven S200 range, the S202-K4 offers compact installation, dependable performance and compatibility with modular accessories, making it suitable for electricians, panel builders, OEMs and automation engineers.
Typical Applications
- Industrial control panels.
- Motor starter circuits.
- Transformers and inductive loads.
- Machine building and OEM equipment.
- Factory automation systems.
- Commercial electrical distribution boards.
Technical Specifications
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| Current | 4 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 2-pole | |
| Device Type | MCB | |
| Trip Curve | K curve | |
| Breaking Capacity | 6 kA | |
| Manufacturer | ABB | |
| Series | System pro M Compact S200 | |
| Model | S202-K4 | |
| Product ID | 2CDS252001R0337 | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 4 A | |
| Number of poles | 2 | |
| Trip characteristic | K | |
| Rated operational voltage | 400 V AC | |
| Rated DC voltage | 125 V DC | |
| Frequency | 50 / 60 Hz | |
| Rated short circuit capacity | 6 kA | |
| Mounting type | DIN rail | |
| Terminal type | Screw terminals | |
| Standards | IEC/EN 60898-1, IEC/EN 60947-2, UL1077 | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | 88 × 35 × 69 mm | |
| Weight | approx. 0.224 kg | |
| HS Code | 85362010 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the ABB S202-K4 used for?
The ABB S202-K4 is used to protect electrical circuits against overloads and short circuits, particularly circuits supplying motors, transformers and other inductive loads.
What does the K trip characteristic mean?
The K curve allows higher temporary inrush currents than B or C curve breakers, making it suitable for equipment with higher starting currents.
How many poles does the S202-K4 have?
The ABB S202-K4 is a 2-pole miniature circuit breaker.
What is the rated current of this breaker?
The ABB S202-K4 has a 4 A rated current.
How is the S202-K4 installed?
The S202-K4 is designed for DIN rail mounting inside electrical distribution boards, control panels and automation enclosures.
Trusted by Electrical Professionals Worldwide
ABB System pro M Compact miniature circuit breakers are trusted by electricians, panel builders and automation engineers for reliable circuit protection, compact installation and consistent performance across demanding electrical systems.
