The sure power isolator or smart relay is actually a voltage controlled relay. It connects the two battery banks when either one is being charged. When the charge source stops and the voltage returns to a battery only state, the banks are again isolated. Dennis
>From: Kenneth Lewis <kdlewis@NORTHSTATE.NET> >Reply-To: Kenneth Lewis <kdlewis@NORTHSTATE.NET> >To: vanagon@GERRY.VANAGON.COM >Subject: Re: Aux Battery Charging Alternatives Question for the Electrical > Gurus >Date: Wed, 18 Jul 2007 18:57:57 -0400 > >Loren, > Personally, I would add a relay that connects the aux battery (to the >alternator)only when the car is running. Otherwise you run the danger of >discharging both batteries. > I would not use steering diodes due to the loss of precious electrons. > When in camping mode, I am too lazy/forgetful to use a marine battery >selector. >Ken Lewis >http://neksiwel.20m.com/ |
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