I have had j box failures that looked like this causex by poor connections resulting in resistance which caused heat Jerry On Nov 4, 2014 11:39 AM, "Corey Shalanski" <[email protected]> wrote:
> Wrenches, > > I have a bit of a CSI-challenge for the group. Please see attached photo. > > These are the details as provided to me: > The junction box shown in the photo is from a set of 18 modules that were > installed (for about 3-4 years) and then removed for re-roofing purposes. > Our company did not install the original array; we were called in for the > reinstallation. As soon as our technicians removed the modules from their > storage container and exposed them to sunlight, they started smelling > burning electronics. They opened at least one other junction box and found > similarly charred components. They measured zero voltage on these and at > least "a half dozen more". Some of the modules from this set had no intact > MC4 connectors; apparently they had been cut off to make removing the > modules easier (?!) > > The project integrator is seeking a *plausible* explanation so that he can > decide how to move forward - essentially, what could have caused this? > > Thank you for any ideas the group can offer :) > > -- > Corey Shalanski > Joule Energy > New Orleans, LA > ᐧ > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/[email protected]/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > > >
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