Re: (ET) PV powered ET more questions

["daveb" <daveb seanet com>]

Chris,

Is the trace DR3624 small enough to be mounted on the e-trac?  I've been 
looking for an inverter that I could mount on the e-trac to run a 110v 
chainsaw out in the "north 40".  maybe this is it?

thanks
dave

--
Open WebMail Project (http://openwebmail.org)


---------- Original Message -----------
From: Chris Zach <czach computer org>
To: Markus Lorch <mlorch vt edu>
Cc: Elec-trak cosmos phy tufts edu
Sent: Thu, 29 Apr 2004 22:25:25 -0400
Subject: Re: (ET) PV powered ET more questions

> Um no.
> 
> If the higher capacity batteries are in series with the low capacity
> ones and you run the charger, what will happen? Either you will boil 
> and overcharge the lower ones to charge up the higher ones, or you will
> never fully charge the higher capacity batteries.
> 
> The "right" solution is a 36 volt inverter. If you're only going to use
> a little bit of power, then a 24 volt (better) or a 12 volt could *do*.
> However two of your batteries will be out of sync on charging, and
> you'll still wind up overcharging some batteries on the pack to get
> everything back in sync.
> 
> Get a Trace DR3624. You'll have 3,600 watts of power, and it will 
> pull the pack down evenly. With that you should be able to run anything.
> Chainsaw, etc.
> 
> Chris
> 
> Markus Lorch wrote:
> 
> >>This is so I can use Solar PV to charge my batteries,
> >>carry a small inverter on the ET to run a small
> >>commercial inverter for string trimmers and electric
> >>chain saws (Price Club/CostoCo had a nice deal on
> >>1.75kw Xantrex inverters)
> >>(and run the fridge, a radio and a couple of lights in
> >>a pinch.) (There are a LOT of trees hanging over a LOT
> >>of electric lines anywhere I drive, many more than
> >>10-15 degrees past vertical)
> >
> >
> > The previous owner of my E20 has put two larger (higher capacity)
> > batteries in my elec-trak. These drive the 12V components. I also
> > have a 300W inverter hooked up (cheap $20) to which I connect my
> > small electric trimmer. It worked fine all afternoon yesterday.
> >
> > Maybe you can also have two batteries be larger?
> >
> > see my other post on chargers.
> >
> > Markus
> >
> >
> > _______________________________________________
> > Elec-trak mailing list
> > Elec-trak cosmos phy tufts edu
> > https://cosmos.phy.tufts.edu/mailman/listinfo/elec-trak
> >
> >
> 
> _______________________________________________
> Elec-trak mailing list
> Elec-trak cosmos phy tufts edu
> https://cosmos.phy.tufts.edu/mailman/listinfo/elec-trak
------- End of Original Message -------