I do believe the outback and midnite combiners have a lock hole to prevent exactly your concern. unauthorized access.
jay peltz power On Oct 6, 2014, at 11:40 AM, William Miller wrote: > Wrenches: > > We are getting up to speed on using transformer-less inverters. I have > advocated long for the additional safety offered by these inverters but I am > realizing the trade-offs with the new technology: The implementation gets > more complicated with the requirement for PV wire, OCPD and disconnecting > means for plus and minus and plus providing Arc Flash rated equipment. > > I am currently designing a system that will locate the PV about 400 feet from > the residence. The system will utilize 2 Solectria 5200 watt inverters at > the residence. I would like to provide disconnecting means for the 4 strings > at the array, in case of any needed service or excavating. Preferably I’d > like the disconnecting means to be deployable by a lay person (i.e. the > gardener). > > Finding an 8 pole, arc flash, 600 VDC rated disconnect is not easy. I could > install an Outback 8 circuit combiner with 8 touch-safe fuse holders. The > new combiners have had dead-fronts for a while now. The gardener needs only > to have a Philips screw driver to open this cover. Any better ideas out > there? > > Thanks, > > William > > > <image002.jpg> > Lic 773985 > millersolar.com > 805-438-5600 > > _______________________________________________ > 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 >
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