

| Subject: | Re: Solar Panels |
| From: | Tom Cullen |
| Date: | Tue, 19 Nov 2002 21:06:07 -0800 |
OOPS! Change that to parallel. I live in a (parallel) universe where some things are switched around. -----Original Message----- From: Mike Miller [mailto:mwmiller@cwnet.com] Sent: Tuesday, November 19, 2002 10:02 AM To: Tom Cullen; vanagon@gerry.vanagon.com Subject: Re: Solar Panels In series? So the panels are just under 6 vdc each? Mike On 11/18/02 10:19 PM, "Tom Cullen" <stcullen@TELOCITY.COM> wrote: > I've ended up with three Siemans SM-55 panels mounted to the pop-top, > for a total of 165 watts at 17.5VDC. The three of them are connected > in series to the charge controller, which in turn feeds two large > Optima golf-cart batteries stowed under the rear seat. > > I've disconnected the camper accessories (fridge, sink pump, rear > interior lights, etc., also the stereo) from the Vanagon's "stock" > system, and all of these items are now powered by the solar panels. > Even wired in a separate ground system for all of this, so as to not > interfere with the Van's original system - yeah, prolly overkill, but > I wanted to keep everything separate to keep the electrical gremlins > at bay. > > I generate enough juice to run the fridge 24 hours a day, with enough > left over for running a few lights for reading at night, or watching a > DVD movie on the laptop. > > Considering adding a fourth panel for those shadier campsites/overcast > days. > > Tip for anyone considering adding a panel: Mount your first one in > such a way that you've got room for your second, third, fourth.... > Also, make a wiring diagram for yourself, and for a new owner in the > unlikely event that you sell your van. > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On > Behalf Of Jeff > Sent: Monday, November 18, 2002 8:20 PM > To: vanagon@GERRY.VANAGON.COM > Subject: Re: Solar Panels > > > On a related note, what wattage panels are people using? I'm > considering buying a 60 watt BP, I'm thinking this will be enough to > power a laptop, the stereo, charge the cell phone, and run some lights > for a few hours each night (and every night, when I'm "full-timing" > it). Is this overkill? Of course, I'd like to have enough battery > capacity to last maybe 2 or 3 cloudy days (longer than that, and its > time to move on!) anybody bought a panel and later wished they'd > bought a bigger one? > > jeff kennedy > 1984 westy, soon to be powerized! > > -----Original Message----- > > I have the Siemens 50 watt panel and charge controller mounted on the > pop top of my 85. Works like a charm. The charge controller should > limit the current/voltage on your battery with no prob. And you can > parallel it with other charging devices (e.g., my 400 watt wind > turbine). > > Dave in KC > 85 Westy >
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