August, I am not answering your question but SMA tech support folk have specifically told me that putting our 600V jacketed control wire in the same EMT as the DC strings is leading to false arc fault trips.
Matt On Mon, August 29, 2016 3:42 pm, August Goers wrote: > Hi Wrenches, > > > > > I’m preparing for 2014 NEC 690.12 Rapid Shutdown to hit in California > January 2017. Specifically, I’m trying to determine what to do for new > string inverter based installations. I’m assuming that microinverter, AC > modules, and systems with power-level electronics (SolarEdge etc) are > innately compliant. > > > > I spent a while researching SMA’s rapid shutdown system. It appears that > we need five 16 or 18 AWG conductors for the control circuit. Any > recommendations on what type of wire to use assuming we run it in our EMT > run down from the roof to inverter? Tray Cable might work? > > > > Best, > > > > > August > > > > > > > August Goers > > > Luminalt Energy Corporation > > > m: 415.559.1525 > > > o:415.641.4000 > > > aug...@luminalt.com _______________________________________________ > List sponsored by Redwood Alliance > > > List Address: RE-wrenches@lists.re-wrenches.org > > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > > List-Archive: > http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.ht > ml > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > > Matthew Partymiller Solar Energy Solutions LLC (877) 312-7456 m...@solar-energy-solutions.com _______________________________________________ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out or update participant bios: www.members.re-wrenches.org
