Sorry, just noticed the photo, great idea! On Thu, Apr 14, 2022 at 12:58 PM Kirk Herander <kirkh@vermont.solar> wrote:
> Thanks, I'd love to see some photos if you have them online somewhere. I > was impressed by your multi-breaker bypass interlock. Too bad no OEM can > think it through like that. > > On Thu, Apr 14, 2022 at 12:51 PM William Miller via RE-wrenches < > re-wrenches@lists.re-wrenches.org> wrote: > >> Kirk: >> >> >> >> I feel your pain. This is a big problem that we discovered with the >> first GSLC we installed. We ordered it prewired and it was a mess. We >> broke the tab off of one of the AC breakers by too much wire stress. We >> had to come up with a work-around for this problem. I will describe it >> below in hopes you find some use for this procedure. >> >> >> >> You can skip installing AC breakers in the GSLC and that frees up a lot >> of room. To make this work you need to supply an outboard breaker panel >> for Generator fed circuits and another for Inverter fed circuits. The AC >> leads run straight through the GSLC without landing. You can remove all of >> the AC buss bars. >> >> >> >> If you want bypass capabilities you need to provide for this in the >> inverter fed-panel. Most breaker manufacturers provide interlocks for two >> breakers. If you want more interlock capabilities you need to make a >> custom interlock. Let me know if you want more information on that process. >> >> >> >> For the PV leads, we cut off the bottom tab that holds the dead front and >> replace it with a hinge. We lower the dead-front for wiring. The PV leads >> all come up the back of the dead-front and hinge at the bottom. See >> attached photo. >> >> >> >> I hope this information helps. The Radian is a good product in my >> opinion and it is worth the effort to get around the limitation. >> >> >> >> William Miller >> >> >> >> Miller Solar >> >> 17395 Oak Road, Atascadero, CA 93422 >> >> 805-438-5600 >> >> www.millersolar.com >> >> CA Lic. 773985 >> >> >> >> >> >> *From:* RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] *On >> Behalf Of *Kirk Herander via RE-wrenches >> *Sent:* Thursday, April 14, 2022 8:30 AM >> *To:* RE-wrenches >> *Cc:* Kirk Herander >> *Subject:* Re: [RE-wrenches] Sol-Ark install >> >> >> >> I feel the same way about the Outback Radian GSLC box, once it's fully >> wired there's no room whatsoever, and sometimes you have to remove >> breakers and layers of wiring to re-access things for debug. Don't know how >> it meets code and ETL approval for wire space. >> >> On Thu, Apr 14, 2022 at 11:20 AM Jason Szumlanski via RE-wrenches < >> re-wrenches@lists.re-wrenches.org> wrote: >> >> This problem is not limited to one manufacturer. One example is the >> Enphase smart controller. While the small holes are big enough for #6 >> ground and neutral, you have to strip the wires perfectly and have the hand >> of a heart surgeon to get them in there. And conduit entry is a royal pain >> because the enclosure is tapered on the bottom and sides. >> >> >> >> Fortunately, all of these manufacturers seem to be making strides to make >> the roof installation easier. A little more attention to the electrical >> enclosures would be appreciated. >> >> >> >> Jason Szumlanski >> >> >> >> >> >> On Thu, Apr 14, 2022, 10:30 AM Dana Orzel via RE-wrenches < >> re-wrenches@lists.re-wrenches.org> wrote: >> >> We have done one Solark installation & I was shocked as to the lack of >> ground wire landing terminals & space. We added a 12126 metal box below to >> ease the # of entrances to two 11/4”. >> >> I jumpered a # 8 to a second ground bar to allow for additional landing >> locations. I called Solark to question this & the response to the question >> was “yeah we have heard this from other installers “. >> End of call. >> >> Dana Orzel >> >> C: 208.721.7003 >> >> E- d...@solarwork.com >> >> >> >> On Apr 13, 2022, at 8:21 PM, Maverick Brown via RE-wrenches < >> re-wrenches@lists.re-wrenches.org> wrote: >> >> Ron >> >> >> >> The Sol-Ark has two MPPT channels and has two separate landing spots for >> each MPPT channels. Each landing pair needs matching strings. 8 AWG wire >> barely fits so the Sol-Ark PV terminals so they may only be rated for >> 10AWG. >> >> >> >> I’m assuming you have a ground array The most common stringing method >> would be to use a trench with conduit and THHN wire. You could also sleeve >> a direct-burial cable into the ground. Calculate the voltage drop over the >> distance to make sure 10AWG is adequate. If not, then make a junction, like >> a MidNite or Outback combiner or an IMO switch at the array to get up the >> right wire size, with an added MidNite Surge Protector or EMP shield >> device. If it’s a long distance (larger wire size), add another combiner at >> the inverter building entrance to get back to 10 AWG. >> >> >> >> https://practicalpreppers.com/product/imo-4-pole-16-amp-dc-disconnect/ >> >> >> >> Also, The Sol-Ark sizing guide helps with string calculations. >> >> >> >> https://www.sol-ark.com/solar-panel-sizing/SolarPanelSizing.html >> >> >> >> Contact me off list with additional questions. >> >> >> >> >> >> Maverick Brown >> Off-Grid Solar Commander since 2006 >> *Maverick Solar Enterprises, Inc.* >> >> * • Solar Commander Remote Power* >> >> >> * • SunFlow Systems Cathodic Protection *maver...@mavericksolar.com >> 512-460-9825 >> >> >> >> >> >> On Apr 12, 2022, at 9:42 PM, Ron Young via RE-wrenches < >> re-wrenches@lists.re-wrenches.org> wrote: >> >> Hi Wrenches, trying to wrap my head around a first time Sol-Ark >> install. Because the max DC voltage is 500v at 18a and the PV I’m using is >> 40v DC each I will have to create three strings each 480v. What would be >> the best choice for a home run wire? I’ve always used smaller strings with >> micro inverters, a combiner at the array and a single Teck home run cable >> but the string inverter presents a different scenario and it looks like >> I’ll need to use three home run cables, one for each string. >> >> >> >> Ron Young >> >> >> >> earthRight Products - Solareagle.com >> Alternative Energy Solutions ~ Renewable Energy Products >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> 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 >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ >> 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 >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> 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 >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ >> 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 >> >> _______________________________________________ >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> 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 >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ >> 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 >> >> >> >> >> -- >> >> *Kirk Herander / **kirkh@vermont.solar <kirkh@vermont.solar>* >> >> *Owner|Principal, VT Solar, LLC* >> >> *Celebrating our 31st Anniversary 1991-2022!!* >> >> *www.vermont.solar* >> <https://nam02.safelinks.protection.outlook.com/?url=www.vermontsolarnow.com&data=02%7C01%7C%7C9f0330d75a244870112408d685311841%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636842843233477645&sdata=0NjyuKeQbEK6245SNnk8X4XnP9Q%2B%2BqtvcALkdDghvk4%3D&reserved=0> >> >> dba Vermont Solar Engineering >> >> 802.863.1202 >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> 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 >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ >> 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 >> >> > > -- > > *Kirk Herander / **kirkh@vermont.solar <kirkh@vermont.solar>* > > *Owner|Principal, VT Solar, LLC* > > *Celebrating our 31st Anniversary 1991-2022!!* > > *www.vermont.solar* > <https://nam02.safelinks.protection.outlook.com/?url=www.vermontsolarnow.com&data=02%7C01%7C%7C9f0330d75a244870112408d685311841%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636842843233477645&sdata=0NjyuKeQbEK6245SNnk8X4XnP9Q%2B%2BqtvcALkdDghvk4%3D&reserved=0> > > dba Vermont Solar Engineering > > 802.863.1202 > -- *Kirk Herander / **kirkh@vermont.solar <kirkh@vermont.solar>* *Owner|Principal, VT Solar, LLC* *Celebrating our 31st Anniversary 1991-2022!!* *www.vermont.solar* <https://nam02.safelinks.protection.outlook.com/?url=www.vermontsolarnow.com&data=02%7C01%7C%7C9f0330d75a244870112408d685311841%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636842843233477645&sdata=0NjyuKeQbEK6245SNnk8X4XnP9Q%2B%2BqtvcALkdDghvk4%3D&reserved=0> dba Vermont Solar Engineering 802.863.1202
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