Caravan Split Charge Relay Wiring Diagram

The brown pin 5 in most cases is not used when wiring tow bar electrics and it is important to ensure that the white pin 3 cable is earthed.

Caravan split charge relay wiring diagram. Is there any point in leaving the split charge relay there as this circuit will only be powering the fridge. My towcar has a split charge relay fitted on the cable between the alternator and pin 10. A typical campervan split charging system has a device that connects the battery used to start the engine to the leisure battery when the engine is running. Fit the 2 fuses in the fuse holders.

With the screws provided attach fuse box 1 and fuse box 2 as close to the main starter. I would like to charge the caravan battery while driving using this relay. I am wiring up the 12s towing electrics for my caravan year 2000 using the smartcom heavy duty relay 020867. The split charge relay switch will on and allow currant to flow through to the leisure battery when the voltage rises above 13 2volts.

I am updating the caravan wiring as per your diagram above. Recommended over the old fashioned split charge relay on modern vehicles as this self switching unit requires no connection to the vehicle alternator. Welcome to raptor s garage. Basic wiring diagram for voltage sense system 2 1 3.

One should go in between the lead that goes from the starter battery to the split charge relay and one between the split charge. This is how you can install your split charge relay. A super simple wiring diagram on how a split charge device directs power towards the leisure battery one it has been engaged. In this episode paul and chris connect up the new auxiliary battery fitted to the l200 to the main battery using a split charge.

Most kits will also come with the instructions so you should already have a ruff idea on what needs to be done. The most simple way to connect and disconnect the starter and leisure batteries is by using a battery isolation or master on off switch this just uses a high current switch to manually connect the batteries in parallel once the engine is running and allow charge through to the leisure battery and then disconnect them once the engine is turned off to isolate them and.