HOw much are these roofing panels pwer watt? Bob On Mon, Jun 13, 2016 at 9:02 PM, Lee Hart via EV <[email protected]> wrote:
> Cor van de Water via EV wrote: > >> That was also my immediate thought (being an engineer) >> so all I can think is that the solar roofing is directional, >> like shingles, so you can't flip it around. >> They could have made two variants though, one with + at top >> and one at bottom, so you just would have to alternate them >> and can plug them directly into each other without long wires, >> similar to how adjacent solar panels wire to each other in one string >> using polarized weather-proof connectors. >> > > The solar roofing I have (Unisolar PVL-144) happens to put both + and - on > the same end. But to do it, they run an 18-foot long wire from the + at the > far end back down so it's next to the - at the other end. This wire is > embedded in the panel, so it can't be removed without surgery. Thus you're > "stuck" with these long wires, whether you need them or not. :-/ > > The panel is 15" wide and 18 feet long. It's intended to be installed in > sheet metal roofing, in the wide "valley" between the ridges on each edge > _/\________/\_. The sheet metal roofing is installed vertically. It doesn't > matter whether the PV terminals are at the top or the bottom, though for > convenience you're certainly going to put them all at the same end. > -- > "IC chip performance doubles every 18 months." -- Moore's law > "The speed of software halves every 18 months." -- Gates' law > -- > Lee Hart, 814 8th Ave N, Sartell MN 56377, www.sunrise-ev.com > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > http://lists.evdl.org/listinfo.cgi/ev-evdl.org > Read EVAngel's EV News at http://evdl.org/evln/ > Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20160613/ddccb695/attachment.htm> _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org Read EVAngel's EV News at http://evdl.org/evln/ Please discuss EV drag racing at NEDRA (http://groups.yahoo.com/group/NEDRA)
