HI Wally, I"m wondering if somehow the label is listing NOCT instead of STC?
Jay peltz power On Jul 3, 2012, at 5:47 PM, Wallace Stahle wrote: > > On Jul 3, 2012, at 5:14 PM, Marv Dargatz wrote: > >> OK, got it. >> >> The reason I asked, is some people in the past have used Isc and Voc to >> attempt a power calculation. Obviously very erroneous results with this. >> >> I agree that the labeling, as you’ve described it, is a bit misleading. >> Perhaps they just had a dyslexic person running the labeling machine. To >> some, 120 and 102 might look the same. > > They don't actually state 102 watts on the label. Only Vmp of 16.8 and Imp of > 6.08. The install doc within did state the the STC watts are 102. along with > specs on the other sizes in KC line. >> >> Have you tested the modules for actual power output? > > Not yet. The customer, a solar installer trainee who is trying to spare his > Mom full time 2000 watt generator use, has wired them up (with other Sharp > 123s he replaced on his array) but he has nothing more to measure output with > than a Trimetric. > > I will test them when returning for final and will include the Daystar insol. > meter at array slope as well as mod temp reading and DC clamp meter. > > I reckon it will be corrected for around 102 watts per the install doc. > > Thanks for asking. > Wallace Stahle > Future Electric Energy Co > P O Box 236 > Willits, CA 95490 > fut...@pacific.net > CA Lic.# C10-762093 > 707-459-0474 > > > >> >> >> See ya! >> >> Marv >> Director of Technology and Support, North America >> SolarEdge Technologies, Inc. >> Tech Support North America: +877.360.5292 >> Mobile: +530.392.0356 >> >> From: re-wrenches-boun...@lists.re-wrenches.org >> [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Wallace >> Stahle >> Sent: Tuesday, July 03, 2012 3:36 PM >> To: RE-wrenches >> Subject: Re: [RE-wrenches] Kyocera KC 120-1R = 102 Watt >> >> >> On Jun 28, 2012, at 11:11 AM, Marv Dargatz wrote: >> >> >> What is “peak volts” and “peak amps”? >> >> The only ratings that should apply here are Vmp and Imp. Plus, of course, >> deratings for temperature and correction for irradiance and angle of >> incidence. >> See ya! >> >> Marv >> >> >> >> I multiplied the labeled peak volts x the peak amps at STC. That is, using >> the stated data from label on back of module. >> >> >> Uh yeah, up here in Northern California, or at least the small padded room >> I'm in, peak volts and peak amps are the same as Vmp and Imp. I just got >> sloppy being way tired when I posted that. >> >> Even with that fuzzyness explained, the KC120-1R modules being sent as >> replacements are actually LABELED on back as putting out 102 watts at STC >> if you multiply the.... stated on the label. >> Yet it is called KC120-1R That is shocking and represents deliberate >> deception in my opinion. >> >> >> If any of you have replaced these faulty KC120s with KC120-1R then I >> encourage you to find out what the labeled Vmp x Imp is. >> >> If you want to open a can of worms that is. >> >> It may be these two are an anomaly. I am having the recipient of the batch >> in question confirm on those he has. >> >> Happy trails, >> >> Wallace Stahle >> Future Electric Energy Co >> P O Box 236 >> Willits, CA 95490 >> fut...@pacific.net >> CA Lic.# C10-762093 >> 707-459-0474 >> >> >>
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