ABB ST203M-C63




The ABB ST203M-C63 is a compact 3-pole miniature circuit breaker designed to handle up to 63 amps at 480Y/277V AC. Featuring a C-curve trip characteristic, this breaker is ideal for protecting circuits with moderate inrush currents. It offers a robust short-circuit interrupt rating of 10 kAIC, ensuring reliable performance under fault conditions. Part of the ST200M series of supplemental protectors, it meets UL 1077 and CSA 22.2 standards for safety and quality. You can count on this breaker to keep your system running smoothly without any hiccups. This product is available through BSP Automation, providing dependable access to essential industrial control components.
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