Battery Charger Overcharge?

[Rob Robinson]

thanks Chuck.

On 13/05/07, Stephen Birtles wrote:
>
> there we go a simple explantion why bigger is not always better
>
> Thanks Chuck
>
> Stephen 77fc35
>
> --- In WanderlodgeForum@yahoogroups.com,
> "Chuck Wheeler"
> wrote:
> >
> > There is a maximum charge rate that you do not want to exceed if you
> want to
> > preserve the life of your batteries. If you have four deep cycle
> batteries
> > 6 volt batteries this would be between 10% and 13% of the battery's
> rated
> > 20-hour capacity. In the case of a FC with four 6 volt batteries (T105)
> > this would be around 40 amps. ANY well regulated charger will
> charge around
> > this rate no matter what its maximum output is. The extra capacity will
> > allow for the operation of other devices while the batteries are being
> > charged. On our coach since we do not use inverters this need is
> met with a
> > 60 amp charger and meets our average demand.
> >
> >
> >
> > - Chuck Wheeler -
> >
> > 82 FC 31 SB
> >
> > Fort Worth, TX
> >
> > _____
> >
> > From: WanderlodgeForum@yahoogroups.com
> >
[mailto:WanderlodgeForum@yahoogroups.com]
> On Behalf Of Tom Warner
> > Sent: Sunday, May 13, 2007 2:07 PM
> > To: WanderlodgeForum@yahoogroups.com
> > Subject: Re: [WanderlodgeForum] Battery Charger Overcharge?
> >
> >
> >
> > Unless you are going to exclusively use a RV park and shore power you
> > do not want to use a 40 amp charger in a Bluebird. Again your
> > choices should be driven by your individual family requirements. If
> > you dry camp at all then you want to recharge your batteries quickly
> > and efficiently. Even the FC models have at least 4 six volt deep
> > cycle batteries or 450AH of battery power. If you use the 50% rule to
> > discharge them to before recharging it would take a truecharge
> > 40 approximately 5.5 hours to recharge the batteries. With a
> > refurbished Xantrex Freedome 458 inverter/charger that furnishes 100
> > amps charging and 2000 watts of inverter power it would take
> > approximately 2.25 hours to recharge. Price of the truecharge about
> > $450
> > http://www.xantrex.
> >
> <
> http://www.xantrex.com/productcart/pc/vi...Category=2
> > 8&page=2.>
> com/productcart/pc/viewCat_h.asp?ProdSort=1&idCategory=28&page=2.
> >
> >
> > Price of the refurbished
> > 458 $525.
> > http://www.xantrex.
> >
> <
> http://www.xantrex.com/productcart/pc/vi...dproduct=1
> > 06> com/productcart/pc/viewPrd.asp?idcategory=23&idproduct=106
> > Tom warner
> > vernon center,ny
> > 1985 PT 40
> >
> > At 11:52 AM 5/13/2007, you wrote:
> > >Bob, I have had about six truecharge 40+ models and they have not
> > >been reliable for me. When they fail the factory told me they are
> > >unrepairable. Also they only put out 40 amps, so at night with the
> > >lights on, there is not much left over for charging. Other people
> > >may have better experience but I'm not buying anymore. FWIW
> > >
> > >Dan
> > >81RB33
> > >Jackson, MS
> > > ----- Original Message -----
> > > From: bloomas
> > > To: WanderlodgeForum@
> > yahoogroups.com
> > > Sent: Sunday, May 13, 2007 10:44 AM
> > > Subject: Re: [WanderlodgeForum] Battery Charger Overcharge?
> > >
> > >
> > >
> > > ----- Original Message -----
> > > From: Pete Masterson
> > > To: WanderlodgeForum@
> > yahoogroups.com
> > > Sent: Sunday, May 13, 2007 8:59 AM
> > > Subject: Re: [WanderlodgeForum] Battery Charger Overcharge?
> > >
> > > .
> > >
> > > I personally do not care for the old technologically when it
> > > comes to battery chargers.
> > >
> > > If it were me I would look into a truecgarge
> > > http://www.xantrex. <http://www.xantrex.com/web/id/3/type.asp>
> > com/web/id/3/type.asp
> > >
> > > You can count on it to keep your batteries at the correct voltage.
> > >
> > > Are they a little pricey yes.You only get what you payfor.
> > >
> > > Bob Loomas 1985 PT 36
> > >
> > > > Hey all,
> > > >
> > > > I was reading through the posts about battery charger replacement in
> > > > an 87, and started to wonder about whether or not I have to worry
> > > > about overcharging on the charger in my 78. Is this an issue, or
> does
> > > > it step down as the batteries reach capacity to a trickle charge if
> > > > any charge at all?
> > > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> > >
> > >
> > >
> > >
> > >
> > >----------------------------------------------------------
> > >
> > >
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> > > 5/13/2007 12:17 PM
> > >
> > >
> > >[Non-text portions of this message have been removed]
> > >
> > >
> > >
> > >
> > >Yahoo! Groups Links
> > >
> > >
> > >
> >
> >
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>
>
>



--
Rob, Sue & Merlin Robinson
94 WLWB


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