Intelligent Switchboard is developed on the basis of the traditional Switchboard, which can replace some common components controlling the three-phase asynchronous motor in the original panel, including the circuit breaker, AC contactor, thermal protection relay, arc extinguisher with impedance and capacitor, relay module and others; it features simple wiring, strong anti-interference ability, small size, easy to install, cost savings, low failure rate, versatility, high reliability, high coefficient of safety and other advantages.