Control box type maintenance power supply device

The utility model discloses a control box type maintenance power supply device, which relates to the technical field of maintenance power supplies and comprises a box body, the box body comprises a box door, a contactor, a power supply, a circuit breaker and a limit switch are arranged in the box body, the input end of the contactor is electrically connected with the power supply, and the output end of the contactor is electrically connected with the circuit breaker. One end of the limit switch is electrically connected with a coil of the contactor, the other end of the limit switch is electrically connected with a normally closed contact of the contactor, a limit part is arranged on the inner side of the box door, and the limit part is matched with a contact of the limit switch, so that the safety of overhauling the power supply is improved. 本实用新型公开了一种控制箱式检修电源装置，涉及检修电源技术领域包括箱体，所述箱体包括箱门，所述箱体内设有接触器、电源、断路器和限位开关，所述接触器输入端和电源电连接，输出端和断路器电连接，所述限位开关一端和接触器的线圈电连接，另一端和接触器的常闭触点电连接，所述箱门内侧设有限位部，所述限位部和限位开关的触点相配合，提高了检修电源的安全性