DC/DC Converter: Notes

The DC/DC converter converts 72V DC high voltage input from the high voltage battery pack to 12V DC low voltage for use in 12V low voltage accessories. If the auxiliary battery loses power, the DC/DC converter will charge it.

Fig 1: Identifying DC/DC Converter

Courtesy of LIUZHOU WULING MOTORS CO., LTD.

Attention: Failure of the DC/DC converter will result in low voltage of the auxiliary battery, which may damage the auxiliary battery and result in an inability to start the vehicle.

WARNING: There is high voltage between the N1 and P1 input ends of DC/DC converter, so take caution when measuring.