The circuit breaker is a type of safety device designed to interrupt the flow of electrical current in the event of an overload or short circuit. The AL1-B0-44-630-211-C model is specifically suited for applications requiring a hydraulic delay function, which helps prevent damage from frequent on/off switching. This 30A circuit breaker operates within a voltage range of 277 V AC and 80 V DC, making it suitable for various electrical systems. It features a rocker panel mount design for easy installation and convenient operation.