Schneider Electric M9F22463 Molded Case Circuit Breaker

Schneider Electric M9F22463 is a four-pole molded case circuit breaker from the Multi9 C60SP family. It is rated at 63 A and configured as a C-curve device for standard overcurrent protection in 480Y/277 V AC four-wire (three-phase plus neutral) systems. The unit is UL 1077 listed with a 5 kA short-circuit rating and IEC/EN 60947-2 compliant with a 10 kA rating, reflecting its capacity to interrupt fault currents in typical commercial and light industrial panelboards. With four poles, it protects each hot conductor and the neutral, making it suitable for distribution panels that require coordinated phase protection. The M9F22463 carries Schneider Electric’s Multi9 designation, aligning with the brand’s dependable line of modular protection devices used in electrical distributions where reliable tripping, robust construction, and compatibility with 480Y/277 V networks are required.