The utility model relates to a take remote control function's power supply line fault locater, belong to the electric power system field contain host computer and remote controller, its characterized in that, host computer contain power rectifier module, the contravariant module, and step up transformer, high-pressure rectifier module, host computer controller and host computer remote control module, the remote controller contains remote controller remote control module, remote controller control module and keyboard, the control command that the remote controller sent is received to host computer remote control module to send the host computer controller to, corresponding function is accomplished according to the instruction of remote controller to the host computer controller, and operating personnel utilizes the remote controller keyboard to control the host computer, need not the direct contact host computer, guarantees operating personnel's safety