Have a look at the diagram above to see the basic wiring diagram of your voltage sensed split charge kit.
Cargo split charge relay wiring diagram.
Split charge relay domestic battery alter nator 86 30 85 87 to charge fuse warning light f d 16 sqmm cables 2 5 sqmm cables important.
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.
Instillation guide for a 12v voltage sense split charge relay system thank you for purchasing this kit from simply split charge.
Split charge relay we believe the best split charge relay you can choose which is more than capable for most applications is a voltage sensing relay v s r.
If not run substantial cables to connect the negatives.
In some cases a split charge relay might be needed in order for the power to switch divide from charging a leisure battery and the car battery.
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.
Make sure to read out our full article where we cover all different split charge methods available for a campervan.
I have left boxes on the diagram on the left to help you with your measurements.
Ensure that both battery banks and the alternator share a common negative connection.
A super simple wiring diagram on how a split charge device directs power towards the leisure battery one it has been engaged.