Vehicles which are delivered to the costumer have to be so called „self safe“. That means that by technical solutions a complete contact and electric arc protection is realized and can be assumed. Out of this no special risks by the used technology have to be expected as long as the vehicle will be used inside of the defined and allowed limits. If manipulation of the technical systems takes place, the safety cannot be guaranteed for this case. That these risks exist and occurring accidents can be seen in the following figure showing electric shock that took place during a Formula 1 race.