Conergy dealernet is showing BP 115's & 125's. Check that and Allan kindly write me off list if you find those are indeed available/priceable from Conergy. I need to series/match some Kyocera 120's so those might work...if they're priced right.
Mick Abraham, Proprietor www.abrahamsolar.com Voice: 970-731-4675 On Thu, Feb 18, 2010 at 10:38 AM, Warren Lauzon <wind...@wind-sun.com>wrote: > The Vmp of those is 33.7 volts, so what you might want to do is just come > up with a set of panels that would equal 10 of the SX120's within 5% or > less. As I recall, the SX120's had a rather poor temperature coefficient > compared to todays panels, so that might be hard to match up. > > > > .................................................................................................. > Northern Arizona Wind & Sun - Electricity From The Sun Since 1979 > Solar Discussion Forum: http://www.wind-sun.com/ForumVB/ > > .................................................................................................. > > ----- Original Message ----- > *From:* Allan Sindelar <al...@positiveenergysolar.com> > *To:* RE-wrenches <re-wrenches@lists.re-wrenches.org> > *Sent:* Thursday, February 18, 2010 8:07 AM > *Subject:* [RE-wrenches] Grid-Tie Upgrade Problem > > Fellow Wrenches, > One of our first batteryless grid-tied installations needs an upgrade and I > need to ask this list for suggestions re how it might be done. > > In late 2001 we installed two poles in the ground at a home. On one pole we > mounted ten BP SX120s on a dual-axis Wattsun tracker. Input fed an SMA > SB2500 inverter. The idea was that we would install 1/2 of the system then > (what the customer could afford), with the infrastructure in place to add a > second tracked array later. The system has worked flawlessly since then. > > Nine years (!) later the customer wants to add to the system, and I'd like > to use the original approach if at all possible. We can fit up to around > 1500 watts onto the existing inverter, but it must be in the form of ten > 72-cell modules of similar Vmp, temperature deration coefficient, and fill > factor. I am imagining ten 150W 24Vnom polycrystalline modules, but I don't > know of any currently made. > > I thought it would be easy - ten Kyocera KC130s or KD135s, until a coworker > pointed out that these are 12V modules - duh... > > Any suggested solutions out there? > > Thank you, > Allan > -- > <![endif]--> > > *Allan** Sindelar* > al...@positiveenergysolar.com > NABCEP Certified Photovoltaic Installer > EE98J Journeyman Electrician > *Positive Energy, Inc.* > 3201 Calle Marie > Santa Fe, New Mexico 87507 > *505 424-1112* > www.positiveenergysolar.com > > ------------------------------ > > _______________________________________________ > 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 > > > _______________________________________________ > 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 > > >
_______________________________________________ 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