Adaptors to plug in so you can use a normal 7 pin plug are available. All diagrams are as viewed from the cable side see example above.
7 Pin Flat Caravan Wiring Diagram Wiring Diagrams
Caravan 7 pin plug wiring diagram. This is an extension of the 7 pin flat. Includes guides for 7 pin 6pin 5 pin 12 pin 13 pin pin and heavy duty round plugs and sockets. How to wire a 7 pin 12 s type caravan plug there are some important differences in the 12s socket wiring in caravans manufactured prior to 1999 and after 1999. We have a britax 7 pin power plug on our caravan. The 12 pin flat plug have a second row of 5 larger points which will accept up to 6mm auto cable. However there is an important downside.
Small 7 pin round qld identifying. Plug size is similar to an australian 10c coin. The table and diagram below explains the connections used on a 7 pin setup. It is recommended that a split charge relay should be wired into your s type caravan wiring. After a 1 half hour trip we parked at the caravan park. Caravan 12s 7pin socket plug wiring 1st august 2017 by western towing this is the standard uk wiring of a the supplementary socket and plug otherwise known as 12s.
Trailer plug wiring diagrams use the correct size cable for the plugsocket most standard plugs will accept up to a 4mm auto cable easily. You will need twin electrics if you require more power than what a single 7 pin socket can provide on a pre 2008 manufactured uk caravan post 2008 uk caravans are fitted with 13 pin connectors. The 12s cable sizes for post 1999 models have been increased to reduce voltage drop and improve load capacity. The 12 pin plug can only take a 6mm diameter wire so it will not provide the charge of an anderson plug system. A 12 pin plug is sometimes an alternative to an anderson plug if the caravanner wants just one electrical connection between car and van. 7 pin wiring diagram 12s wiring diagram 13 amp plug audio balanced xlr bs 1362 bs 1363 plug fuses cannon caravan change a fuse change fuse.
The most popular anderson plug size is the 50a plug. The 7 pin flat plug will fit into a 12 pin flat socket and work perfectly. For best results do not run battery charge lines or fridge power lines through a 7 pin or 12 pin plug. How to wire a 7 pin 12 n type trailercaravan plug. The plug would not separate from the vehicle plug also 7 pin by prying off the plug it was evident that one one of the wires had gotten very hot and blackened the number 2 pin reversing signal. 7 pin s type plugs and sockets are usually used on caravans to supply power to the reverse light and give auxiliary power to other systems such as fridges internal lights and charging systemsthis was replaced in 2008 by the 13 pin euro plug on all new caravans.
A colour coded trailer plug wiring guide to help you require your plugs and sockets. Twin electrics is a 2 plug system which combines the single 7 pin 12n electrics socket with a 12s electrics socket.