Sunpower likes to keep (requires) the 200+ for grid tied applications. If your battery back project is also grid tied then, yes.
However, the SPR 90¹s would be the ticket for off-grid. They are available from distributors. I think Carmanah was carrying some, but that was awhile back. -- Paul N. Israel, President Sunlight Solar Energy, Inc. www.sunlightsolar.com 860/617-6527 cell This e-mail, and any attachments thereto, is intended only for use by the addressee(s) named herein and may contain legally privileged and/or confidential information. Any unauthorized review, use, disclosure or distribution is prohibited. If you have received this e-mail in error, please notify me by replying to this message and delete the original, any copy of this e-mail and any print out made. For additional information about Sunlight Solar Energy please refer to our website at http://www.sunlightsolar.com On 3/19/09 5:46 PM, "William Miller" <will...@millersolar.com> wrote: > Jeff: > > Have these modules worked for you in battery based systems? > > William Mill > > > At 01:27 PM 3/19/2009, you wrote: > >> Hiya Jeff, >> You are correct that the sunpower modules are positively grounded. You are >> also correct that sunpower only deals with dedicated "dealers". That means >> that if you are not one of their dealers you cannot get their panels. It is >> my understanding that sunpower is always looking for new dealers, so you may >> want to check in with them. As far as architectural review committees and >> such, we have never had a problem using SPR modules in the areas where >> review is an issue. The positive ground really does not affect aanything. >> Instead of your negative wire being the grounded (white) conductor it is >> your positive conductor that is grounded. This means you are switching the >> negative instead of the positive in the DC disco. Sunpower sells packaged >> systems, so they provide positive ground inverters from different >> manufacturers. >> >> Evergreen now has a black framed module, and I believe Sharp does too. I >> hope this helps, any other questions feel free to contact me. >> Jeff Blick > Lead PV Installer > > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: RE-wrenches@lists.re-wrenches.org > > Options & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out participant bios: > www.members.re-wrenches.org >
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