[RE-wrenches] PV ratings

Ken Schaal Ken at commonwealthsolar.com
Tue Feb 21 14:25:10 PST 2017


On Feb 21, 2017 4:29 PM, "Ken Schaal" <cwsolar1 at gmail.com> wrote:

This where i rely on my distributor , and don't buy bottom dollar.

On Feb 21, 2017 4:22 PM, "William Dorsett" <wmdorsett at sbcglobal.net> wrote:

> We began buying Canadian Solar thinking that their third party insurance
> would cover when other module manufacturers were going belly up i.e.
> SunTech. We thought this meant that their factories would at least meet
> certain CS licensing requirements. But with module prices dropping to very
> low points you have to believe there is a lower expectation of quality. So
> at this point, the question might be whether the insurer (the Chubb Group)
> is willing to cover CS modules because they are especially reliable, or
> whether CS or its third party manufacturers will be tempted to lower their
> expectations because they are covered. Apparently BoViet is producing at
> least some of their product line and there must be tension between the
> branding company and the insurer. They may be good and I've seen
> advertising
> where BoViet is willing to insurer their modules for one year...not long
> for
> a 25 to 30 year product. Third party insurance may have become more common
> in the industry but at the time of our decision, it was only CS. I think it
> is especially important to keep updated on this with new low prices.
>
> Bill Dorsett
> Manhattan, KS
>
> -----Original Message-----
> From: RE-wrenches [mailto:re-wrenches-bounces at lists.re-wrenches.org] On
> Behalf Of Garrison Riegel
> Sent: Tuesday, February 21, 2017 9:45 AM
> To: RE-wrenches
> Subject: Re: [RE-wrenches] PV ratings
>
> It's not exactly what you're asking for, but Silicon Valley Toxics
> Coalition
> ranks module manufacturers by social and environmental responsibility,
> which
> I appreciate.  You can find results from 2009 through 2015 on their
> website,
> and 2016 is coming soon.
>
> http://www.solarscorecard.com/2015/2015-scorecard.php
>
> I haven't seen a performance comparison in a few years.  You can find the
> Photon module yield tests up until 2014 online, but even those were limited
> to sometimes one model from a manufacturer which did not necessarily
> represent the available technology.
>
> Garrison
>
> Garrison Riegel
> PV Manager | Solar Service Inc
> [p] 847-677-0950 | garrison at solarserviceinc.com
>
> NABCEP Certified PV Installation Professional(tm)
>
>
>
> -----Original Message-----
> From: RE-wrenches [mailto:re-wrenches-bounces at lists.re-wrenches.org] On
> Behalf Of Ron Young
> Sent: Sunday, February 19, 2017 2:30 AM
> To: RE-wrenches <re-wrenches at lists.re-wrenches.org>
> Subject: [RE-wrenches] PV ratings
>
> Hi Wrenches, anyone have a link to a recent study on PV ratings, solar
> panel
> performance type data? Something within the last two years? Many thanks!
>
> Ron Young
> earthRight Solar
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