Heavy Load Battery Powered Transfer Vehicle uses the battery as the power source for the series of flat cars. It supplies power to the flat car. The DC current flows into the electrical box. The power supply is supplied to the operating system and the motor through the electrical box. The motor is controlled by the operating handle or remote control. Reverse, stop, etc., and then control the forward, reverse, start, and stop of the flat car.
Compared with BJT and BDG, it has greater safety performance and maneuverability. It can travel on curved roads and turnouts. The running distance is not limited. There is no insulation requirement for the track, so the construction is convenient and the cost is low.