Nova Caravan 12 Pin Plug Wiring Diagram
The sterling has only a 7 pin plug and obviously fitted into the 12 pin to tow home.
Nova caravan 12 pin plug wiring diagram. This is the standard uk wiring of a the supplementary socket and plug otherwise known as 12s. Includes guides for 7 pin 6pin 5 pin 12 pin 13 pin pin and heavy duty round plugs and sockets. Just traded my jayco heritage van and update to a sterling. The most popular anderson plug size is the 50a plug.
A colour coded trailer plug wiring guide to help you require your plugs and sockets. However i would suggest you have a heavy duty 7 pin round plug socket and use the anderson plug for heavy current. Tow vehicle initially used a flat 7 pin plug and powered the fridge when driving a van before the heritage. I am using the 12 pin plug socket and since i have a 12v fridge it is quite adequate but in hindsight i wish i had the anderson plug.
The large pins on the narva 12 pin plug are rated at 35a. The 12 pin plug can only take a 6mm diameter wire so it will not provide the charge of an anderson plug system. Trailer plug wiring diagrams use the correct size cable for the plug socket most standard plugs will accept up to a 4mm auto cable easily. There have been slight variations over the years as most newer caravans control the battery charging in the caravan rather than from the towing vehicle.
The 12 pin flat plug have a second row of 5 larger points which will accept up to 6mm auto cable.