ABB ST202M-K50

The ABB catalog number ST202M-K50 refers to a 2-pole miniature circuit breaker designed to handle 50 amps at 480Y/277V AC. This compact device, part of the ST200M series, features a K-curve trip characteristic and offers a 10 kA interrupting capacity, making it a solid choice for supplemental protection in various electrical systems. Known among pros as a reliable “breaker,” it meets UL 1077 and CSA 22.2 standards, ensuring safety and performance. You can find this product through BSP Automation, where it’s readily available for your industrial automation needs.