I did something similar for my lab at the community college I teach at. Long story short, the lab used modules mounted outside on an awning and all the inverters (string, off-grid and micro) were inside so hookup could be done during poor weather or evening.
Worked out nice. Jesse Sent from my iPhone > On Dec 17, 2013, at 4:08 PM, "Larry Crutcher, Starlight Solar Power Systems" > <[email protected]> wrote: > > William, > If your Vmp drop is under 2% (my design goal for maximum acceptable loss) I > can't see any reason why not. > > Larry > > > > > > On Dec 17, 2013, at 3:00 PM, "William Miller" <[email protected]> wrote: > > Friends: > > I am reworking an existing off-grid system to become a grid-tie with > micro-inverters. With your help, we have already determined that the M-190 > inverters will work and we have acquired the 9 of them we need. > > Since the installation was completed in 1996, the home owner has installed a > shade cover over a skylight. Some of the supporting structure is preventing > us from getting under the modules to install the M-190s. Each module was fed > to the equipment cabinet since the combiner was located there. I have > decided it will be much easier to install the M-190s in the equipment > cabinet. We have everything we need there: The individual PV leads (in > 10AWG), the breaker panel and room to mount the inverters. Can any of you > see any reason why the M-190s can’t be installed no on the roof? > > Thanks in advance, > > William > > > > > <image002.jpg> > 17395 Oak Rd. Atascadero, CA 93422 > www.millersolar.com > 805-438-5600 voice > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: [email protected] > > Change email address & 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 > > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: [email protected] > > Change email address & 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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