Chris, This seems to be the feedback I am getting. I guess I daydreamed that change. Thanks, Howie
*Howie Michaelson**Sun Catcher* *NABCEP Certified Solar PV Installer™* *Solar Electric Systems Sales & Service802-272-0004* On Thu, Oct 8, 2020 at 6:12 PM Chris Sparadeo <[email protected]> wrote: > Hi Howie, > > NEC 2020 states in 690.13(E): “The PV system disconnecting means shall > simultaneously disconnect the PV system conductors that are not solidly > grounded from all conductors or other wiring systems”. > > Sounds to me like there is no change to this requirement. > > Best, > > Chris > > > > On Thu, Oct 8, 2020 at 5:59 PM Howie Michaelson < > [email protected]> wrote: > >> Hi Guys, >> I seem to recall hearing at a workshop maybe 18 months ago, that NEC 2020 >> was changing the string disconnect requirements for ungrounded arrays, >> changing from the need to break both the positive and negative legs of a >> string, to just one leg. This might have been specific to strings with >> optimizers, but now I cannot find my notes on this topic. Am I just >> wishful thinking here? >> Thanks, >> Howie >> >> *Howie Michaelson**Sun Catcher* >> >> *NABCEP Certified Solar PV Installer™* >> >> *Solar Electric Systems Sales & Service802-272-0004* >> _______________________________________________ >> 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 >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/[email protected]/ >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> http://www.re-wrenches.org/etiquette.htm >> >> Check out or update participant bios: >> http://www.members.re-wrenches.org >> >> -- > Chris Sparadeo > > > C_802-369-4458 > H_802-728-3059 > _______________________________________________ > 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 > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > >
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