[RE-wrenches] Mobile Solar power Center

Karl Schwingel karl at northwindrenewable.com
Mon Jan 19 09:50:38 PST 2009


I did a large service job on a mobile stage/ solar power system 
trailer.  I can tell you lots of things _not_ to do.  solid wire.  
vented inverter where truck spray gets in, no grommets where power 
cables go thru AL plating, etc. It's a little bigger than what you're 
proposing.
1.8Kw of unisolar and 1 VFX 3648 inverter.

it was the armadillo stage shown here:
http://www.sustainablewaves.com/ourequipment.html

I did feel pretty good about getting the call Sat 7PM, and having 2 new 
sealed FX 3648's in  and the guys on the road by 3:00 Monday AM. 

for your system I would go larger than a 1KW inverter, at least a 
outback or Magnum for larger power draws.  others can weigh in, but I'm 
not thrilled about any of the smaller battery based inverter offerings 
out there.  Are prosines still made?  you will want a sine wave inverter 
for the good power quality.

Just $.02 from a hot water guy.
Karl


Peter Parrish wrote:
> We are designing a "Mobile Solar Power Center" to power Eco-Events and the
> like in Southern California. We will have 1,600 Wp of solar panels, 6 kWh of
> 24 V AGM battery backup and a 1kW / 120 VAC inverter. I am designing the
> system from scratch, and I wondered if anyone else out there has put
> together a similar system and was inclined to share notes. When I'm finished
> I'd be glad to do the same.
>
> One stumbling block I have right now, is to find a DC rated 70A in-line
> fuse, to put between the battery bank and the input to the inverter. 70A may
> seem an odd value, but it is the best choice for the surge rating of the
> inverter I'll be using (Xantrex Prosine 1000). Does anyone have a source for
> DC-rated in-line fuses? 
>
> Thanks in advance, -Peter
>
> Peter T. Parrish, President
> California Solar Engineering, Inc.
> 820 Cynthia Ave., Los Angeles, CA 90065
> Ph 323-258-8883, Mobile 323-839-6108, Fax 323-258-8885
> CA Lic. 854779, NABCEP Cert. 031806-26
> peter.parrish at calsolareng.com 
>
>
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-- 
Karl Schwingel
NABCEP Certified Solar Thermal Installer
NorthWind Renewable Energy LLC

PO Box 723 Stevens Point, WI 54481
Karl at Northwindre.com
Cell: 715 209 0446
Fax : 715 952 4501


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