The utility model relates to an abundant discharge device of cable fault point, be equipped with the spring stored energy motor in the box, time relay, the terminal, current transformer and ampere meter, the spring stored energy motor links to each other with time relay, the terminal includes terminal A and terminal B, terminal A's one end is equipped with metal contact A, terminal A's the other end sets up the wiring hole and passes spring stored energy motor and box in proper order, terminal B's one end is equipped with metal contact B, terminal B's the other end sets up the wiring hole and passes the box, terminal B goes up suit current transformer, current transformer links to each other with the ampere meter. The utility model discloses avoiding the tired emergence accident of personnel, having guaranteed to seek the purpose that cable fault is ordered fast, instrumentation is simple and convenient, and the security is high, reduces user and power supply enterprise's power off time.