paco MEC Serie Montage- Und Bedienungsanleitung Seite 55

Paco MEC Series 55
Body grounding
The grounding tab should be connected to a grounding point, which must be installed
depending on the location of the battery charger.
In a vehicle:
Connect the body ground terminal to the body of the vehicle.
In a boat:
Connect the charger to the boot grounding system.
At a fixed location:
Connect the charger to the floor.