Abstract: This invention teaches a control apparatus for electric drive vehicles comprising a low-voltage electric power source (1), a low-voltage inverter (3), a high-frequency transformer (4), a high-voltage inverter (5), a three-phase inverter (6) coupled to an electric motor (7), and a central processing unit (10) coupled to all the other components of the apparatus, means for detecting revolution speed and position of the axis of the motor being provided, and a method to manage the apparatus.