I should note that if you are on NEC 2014 the 60 OCPD is not the correct figure to use in the 120% rule. It would be 125% of the Inverter Output Circuit rated current.
It's probably a moot point in this case, but it is an important distinction. On Thu, May 9, 2019 at 3:06 PM Jason Szumlanski < ja...@floridasolardesigngroup.com> wrote: > Calc loads and see if you can replace the main with a 175A breaker if it > exists, or even 150A. This main breaker downsizing has been a go-to > exercise for us for existing meter-mains. It's frustrating being limited to > 40A on the load side. That doesn't even get to 10kWdc with Enphase IQ7+, > which is becoming a pretty small system these days around here. I tell > every home builder I see to avoid meter-main combos but they keep putting > them in. > > Sadly our utility accepts NONE of the "solar ready" panels on the market. > That's another snag we run into. > > > Jason Szumlanski > Florida Solar Design Group > > > > > On Thu, May 9, 2019 at 2:50 PM Sarah Ray <sarahm...@gmail.com> wrote: > >> Hi Wrenches, >> >> Does anyone have a recommendation for a meter main with a 225A bus and >> pass through lugs? Eaton and SquareD make meter mains with a 225A bus, but >> no pass-through lugs, so they don't work well for most retrofit >> applications. >> >> We would like to connect our inverter output to a feeder that is fed by >> the pass through lugs in the existing 200A meter main (which is located at >> another building.) The inverter output has a 60A OCPD, so the 200A meter >> main bus is not sufficient. >> >> Any suggestions you have would be greatly appreciated! >> >> Thank you, >> >> Sarah Ray >> >> OnSite Energy, Inc. >> 619 N Church Ave, Suite 4 >> Bozeman, MT 59715 >> Cell: (406) 579-6512 >> >> _______________________________________________ >> 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 >> <https://mailtrack.io/trace/link/d413296e828a0e208b2d0ff5432ecc5b908495fe?url=http%3A%2F%2Flists.re-wrenches.org%2Foptions.cgi%2Fre-wrenches-re-wrenches.org&userId=1613865&signature=64bdd88fc0bbb783> >> >> List-Archive: >> http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html >> <https://mailtrack.io/trace/link/45219de793b9098a8d5ffcc67ca9f44b071c0d48?url=http%3A%2F%2Fwww.mail-archive.com%2Fre-wrenches%40lists.re-wrenches.org%2Fmaillist.html&userId=1613865&signature=6149e0d8a0774b09> >> >> List rules & etiquette: >> www.re-wrenches.org/etiquette.htm >> <https://mailtrack.io/trace/link/8be75159e5a0c4a3889df5150d9b70bf4ea0d604?url=http%3A%2F%2Fwww.re-wrenches.org%2Fetiquette.htm&userId=1613865&signature=54b4c005f0a209b3> >> >> Check out or update participant bios: >> www.members.re-wrenches.org >> <https://mailtrack.io/trace/link/cd63071172203220e2b175dbbda003eef34fdc00?url=http%3A%2F%2Fwww.members.re-wrenches.org&userId=1613865&signature=48d52634fc25b5da> >> >>
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