ABB S203UP-K5 Circuit Breaker Branch Protection DIN Rail Mount K Curve 3P 5A 480Y/277VAC

# Miniature Circuit Breaker The **ABB S203UP-K5 Circuit Breaker** is a high-performance solution designed for branch protection in electrical systems. This miniature circuit breaker (MCB) ensures reliable operation and safety for various applications, making it an essential component for any electrical installation. With a compact design for DIN rail mounting, it is ideal for both residential and commercial settings where space is at a premium. ## Key Features • **Type:** Miniature Circuit Breaker (MCB) • **Poles:** 3P (Three Poles) • **Current Rating:** 5A • **Voltage Rating:** 480Y/277VAC • **Tripping Curve:** K Curve, suitable for inductive loads • **DIN Rail Mounting:** Designed for easy installation on standard DIN rails ## Applications • **Residential Installations:** Provides reliable circuit protection in homes against overloads and short circuits. • **Commercial Use:** Ideal for protecting electrical circuits in offices and commercial buildings. • **Industrial Environments:** Suitable for branch protection in manufacturing and processing facilities. • **Compatibility:** Works seamlessly with various ABB electrical distribution products. ## Benefits • **Enhanced Safety:** Automatically disconnects power in case of overloads or short circuits, minimizing fire hazards. • **Compact Design:** Saves space in control panels and distribution boards while maintaining high performance. • **Reliable Performance:** High-quality ABB engineering ensures long-lasting operation and durability in demanding environments. • **Ease of Installation:** Quick and simple mounting on DIN rails reduces installation time and labor costs. --- *Product information compiled with AI assistance for reference purposes.*