ABB ST203M-D50

The ABB ST203M-D50 is a reliable 3-pole miniature circuit breaker designed to handle up to 50 amps at 480Y/277V AC. Featuring a D-curve trip characteristic, this breaker is well-suited for protecting circuits with moderate inrush currents, making it a solid choice for various industrial applications. With a 10 kA interrupting capacity, it safely manages fault conditions without compromising system integrity. Part of the ST200M series, this unit meets UL 1077 and CSA 22.2 standards, ensuring quality and safety compliance. Distributed by BSP Automation, the ST203M-D50 is a dependable option when you need a circuit breaker that gets the job done without any fuss.