AUTOMOBILE VEHICLE FAST CHARGING DEVICE

The disclosure is directed to balancing equipment for a grid comprising: a grid input; a transformer comprising a first winding connected to the output of said grid input; a first inverter connected to said transformer; a system of batteries connected to said first inverter; a supervisory unit set up to activate said first inverter and to ensure the charging or discharging of said batteries when an imbalance is detected; and a second inverter connected at the input to said second winding of said transformer and at the output to at least one charging plug of an electric or hybrid vehicle; said supervisory unit being set up to activate said second inverter when a charging need is detected at said recharging plug and when the injection needs on the grid are lower than a threshold value.