Cargo 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.

Cargo split charge relay wiring diagram. 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. Have a look at the diagram above to see the basic wiring diagram of your voltage sensed split charge kit. If not run substantial cables to connect the negatives. A super simple wiring diagram on how a split charge device directs power towards the leisure battery one it has been engaged.

To fit a split. Instillation guide for a 12v voltage sense split charge relay system thank you for purchasing this kit from simply split charge. This system uses a heavy duty version of a simple make and break relay the coil of which is energised by a signal that is only 12v when the engine is running usually the charge signal wire from the alternator. 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. 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. Make sure to read out our full article where we cover all different split charge methods available for a campervan.