ABB S203UK15A 3-Pole Circuit Breaker (Lot of 3)
The ABB S203UK15A is a high-performance 3-pole miniature circuit breaker designed to provide reliable protection for electrical circuits in residential, commercial, and industrial applications. This lot includes three units, ensuring comprehensive coverage for your electrical protection needs.
Key Features
- Rated Current: 15 Amperes
- Voltage Rating: 277/480 VAC
- Tripping Mechanism: Thermal Magnetic
- Tripping Characteristic: K-Curve
- Interrupt Rating: 10 kA
- Mounting: DIN Rail (35 mm)
- Terminal Connection: Screw-type
- Conductor Size: 18 to 4 AWG
- Operating Temperature Range: -25°C to +55°C
- Enclosure Rating: IP20 (IP40 with cover)
Design and Performance
The S203UK15A circuit breaker features a compact design with a width of 52.5 mm, depth of 69 mm, and height of 88 mm, facilitating easy installation in various panel configurations. Its thermal magnetic trip mechanism provides both overload and short-circuit protection, ensuring the safety and reliability of your electrical systems.
Applications
Ideal for protecting circuits with medium magnetic start-up currents, such as lighting systems and control panels, the S203UK15A is suitable for a wide range of applications. Its K-Curve tripping characteristic allows it to handle moderate inrush currents without nuisance tripping.
Certifications and Compliance
This circuit breaker complies with international standards, including IEC/EN 60898-1, IEC/EN 60947-2, and UL 1077, making it suitable for global use. It also meets the requirements of CSA 22.2 No. 235, ensuring adherence to North American safety standards.
Package Contents
This offering includes a lot of three ABB S203UK15A 3-Pole Circuit Breakers, providing a cost-effective solution for multiple circuit protection requirements.
Ensure the safety and efficiency of your electrical installations with the ABB S203UK15A circuit breakers, designed for high performance and reliability in diverse applications.

















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