The invention discloses an intelligent electric power distribution system comprising a cabinet, an electric power distribution device and a monitoring device used for circuit monitoring operation, the monitoring device and the electric power distribution device are arranged in the cabinet, two input lines and a plurality of output lines are arranged in the cabinet, and the monitoring device is coupled to two main lines. The intelligent electric power distribution system is characterized in that the electric power distribution device comprises a controller, a first isolation switch, a second isolation switch, a number of circuit breakers and an electric operating mechanism used for controlling the isolation switches; the number of circuit breakers are respectively connected onto the input lines and the output lines, the isolation switches are connected onto the input lines, the controller is fixed mounted in the cabinet and is in communication with the monitoring device, and the electric operating mechanism comprise an electric motor and a switching mechanism used for toggling the first isolation switch and the second isolation switch. The intelligent electric power distribution system is used for remotely controlling switchover of circuit lines and is quick in response and convenient to operate, and the intelligent electric power distribution system is suitable for circuit systems in all kinds of environment.