Engineering high quality marine electrical components for safety, reliability and performance. This way you can automatically preserve a fully charged battery at all time, especially the start battery for starting the engine. Below is a typically wiring diagram from a VSR in a two Battery system (Start and House batteries).
Despite Blue Sea Systems heavily marketing their Add A Battery Kit (7650) an ACR or other combiner/VSR is completely independent of any battery switches. You do not need to purchase an additional battery switch to make an ACR work!. The following basic wiring diagrams show how batteries battery switches and Automatic Charging Relays are wired together from a simple single battery single engine configuration to a two engine one generator and four battery bank system. Blue seas vsr wiring diagram. The wiring diagram shows a single battery bank installation. In a boat or vehicle with two battery banks it is useful to be able.