Caravan 12 Volt Electrics Wiring Diagram. This is in case the polarities in the electrical cord supplying the rv have been reversed. Trailer 12 volt electrical wiring diagram from battery to resettable fuse. caravan twin electrics wiring diagram from userguidewiringlane.z21.web.core.windows.net Never have the inverter on the same circuit as 240v at the same time. Wiring […]