High voltage supply system and electric motor car

The utility model discloses a high voltage supply system and electric motor car. High voltage supply system includes battery, first negative relay, second burden relay, the charge positive relay and the anodal module of driving of discharging, the first end conduct of first negative relay power supply system's first input end, the second end of second burden relay and the negative pole of batteryare connected to the second end of first negative relay, the anodal of battery is connected charge positive relay first end and discharge the driving anodal module first end, the charge second end conduct of positive relay power supply system's second input, the second end of the anodal module of driving of discharging is connected the second end of second burden relay. The utility model disclosesa set up a plurality of negative pole relay, solved the technical problem that high voltage supply system broke down easily from this. 本实用新型公开了种高压供电系统和电动车。所述高压供电系统包括蓄电池、第负继电器，第二负继电器、充电正继电器以及放电行车正极模块；所述第负继电器的第端作为所述供电系统的第输入端，所述