Device and system for controlling rotation direction of direct-current high-voltage motor

The utility model discloses equipment and a system for controlling the rotation direction of a direct-current high-voltage motor. The utility model relates to the technical field of motor control, equipment comprises a controller, a voltage control module and a motor control module, and the controller respectively sends a first control instruction, a second control instruction and a third control instruction to the voltage control module, a first alternating current relay and a second alternating current relay; the voltage control module provides target voltage for the first alternating-current relay and the second alternating-current relay according to the first control instruction; the first AC relay generates a first control signal according to the target voltage and the second control instruction; the second AC relay generates a second control signal according to the target voltage and the third control instruction; the first control signal and the second control signal are used for controlling the rotati