A safety loop for testing type electric motor car

The utility model discloses a safety loop for testing type electric motor car, including power battery, driving motor, machine controller, control system main switch, battery management system, actuating system main switch, braking reliability device, the super travel switch of braking, inertia switch, scram switch, the urgent cut -off apparatus of high pressure, the low voltage power supply, insulation monitoring and warning device, set up anodal insulating relay, the insulating relay of negative pole in the power battery, the low voltage power supply's positive pole establish ties in properorder the control system main switch behind the urgent cut -off apparatus's of high pressure low -pressure end, actuating system main switch, braking reliability device, the super travel switch of braking, inertia switch, scram switch, the insulation monitoring and warning device respectively with the insulating relay of positive pole, negative pole insulation relay control connection. The utilitymodel discloses can make