Thanks, Howie. It is metal, fabric or what? Blessings, Kelly
On Feb 5, 2014, at 7:34 AM, Howie Michaelson wrote: > We've used SolarScrim - it works fine, reasonable cost. Used it on a > 100kW system and went up fast, looks neat. We used it under the array, > changing from our original plan to use it as a perimeter. It is unclear > whether many AHJs will find it acceptable shielding in either > configuration, particularly if it is in any sort of public location. > > Howie > -- > Howie Michaelson > NABCEP Certified Solar PV Installerâ„¢ > > Catamount Solar, LLC > Renewable Energy Systems Sales and Service > VT Solar Electric & Hot Water Incentive Partner > http://www.CatamountSolar.com > 802-272-0004 > > > On Wed, February 5, 2014 8:57 am, Dave Click wrote: >> A colleague found this online the other day as one potential option for >> shielding the wires for a ground-/pole-mount system: >> http://www.solarscrim.com/index.php >> >> No personal experience, though. Looks like they may ship with black zip >> ties but Sunbundler ties (or others) would be an easy swap. >> >> Didn't notice that REC residential/AEE had been sold. It looks like >> SolarCity, Vivint, and Sunrun are just taking turns buying every smaller >> solar company to make sure that the others don't get them. >> >> On 2014/2/4, 23:47, will...@millersolar.com wrote: >>> >>> Kelly: >>> >>> Ground mount racking choice is determined on a case-by-case basis. If >>> the ground is flat and area plentiful, we use ballasted on gravel >>> (Dyno-Raxx). If you need to seasonally adjust, we like the DPW MPM. >>> If the ground is sloped other than gradually south, top of pole mounts >>> may be your choice. For flat ground, low tilt (grid-tied) "fence >>> post" arrays like the DPW LGM work well. For high wind areas, >>> consider the DPW TTRGM on piers spanned by strut. >>> >>> Lest anyone think I am the cheering section for DPW, I suggest you >>> avoid the DPW P6 or P8 "Tilt Kit" assemblies. The brackets are >>> flimsy. Also, avoid DPW's L-feet. They are bent aluminum and come >>> pre-stress cracked at no extra cost. For L-feet, use Unirac "Serrated >>> L-feet." >>> >>> It is refreshing to hear someone ask about wire management upfront. >>> All too often this is an afterthought. In the industry vacuum we have >>> been developing wire management systems on an ongoing basis. Below is >>> a link that depicts some of our ideas. >>> >>> http://www.millersolar.com/public_html/MillerSolar/practices/PV_wiring/_PV_Wiring2.html >>> >>> The Code now requires wire shielding on "readily accessible" PV which >>> means ground mount. Just managing the wire is not enough, you must >>> shield it from touch. One option is to enclose the PV in chain link, >>> which ramps up the ugly factor (I don't think three rail pasture fence >>> or even barbed wire complies). Once you fence the array you can >>> dispense with shielding, but you still don't want the leads dangling >>> in a year or two, so avoid any flavor of plastic wire ties. There have >>> been studies proving they don't last (US Navy is one source). >>> >>> We have looked at racking members with larger interior cross section >>> (i.e. Pro-Solar) with the intent of running AC and DC leads inside and >>> we have even mocked up a few, but fitting leads and the proprietary >>> nuts into the same channel has proven impractical. >>> >>> Good luck. >>> >>> William Miller >>> >>> PS: Speaking of racking systems, did anyone get the news that >>> SnapNRack and indeed the entire REC Residential juggernaut has been >>> sold? Read the rest of this story >>> <http://r20.rs6.net/tn.jsp?f=001DOU7toids4P6EbtZ8amZnWIPqfwSVSQprZxgWcCDNMwVujGRFeNr6kDDQxv8reDLHOjQsU5ZAbim7nwyi2LH1WCwpxjpydyrqtwAXR7rGEE1Vv9y6CHdApOn8xu7viO-boKxfR0vxuRWZuQZUsi31k7EuNfvsnYtZxiDLh9hiU2snspkUXkwVWlu0bEQXhPr6iN048ijV9vyy42Nc0lSkRY8eR4Vuhj1x9WG_J42Nw3BUMy2LRo8bPk83rGlFxOIi3a3_xZ86ubEYbyk1MwQDdKVfXOrZiplaNIIzrDh6n_xz1PO28GP4feFeQCk2gd8l_yy_pAgMdOHcKD_IDW7y6eRVPj8LA5FS7-3nIgC4egIz2vMLcdeRCtjg_WNZoRohptTtbcFtULUCOupqpn91wIENm--baFFvHj0TycL7wMKVBZI340LaA==&c=-PYi8jywk0XKsL2vpOkRGCzs2UwO52AqIXjyxYLdwi6HgzYpVBBpKQ==&ch=UHlwvhDu_eij1qcoWtW5qiGLvNITtkXGLCqG4RSjo4k9OQWUYTpu8w==> >>> >>> Wm >>> >>> >>> On Feb 4, 2014, at 4:45 PM, Kelly Larson <solarwre...@asis.com >>> <mailto:solarwre...@asis.com>> wrote: >>> >>> Thanks, Aaron. How are you handling wire management and >>> connection to the ground? >>> >>> >>> Blessings, >>> >>> Kelly >>> >>> On Feb 4, 2014, at 2:41 PM, Aaron Mandelkorn wrote: >>> >>> I like SnapNrack 200 Series as well as DPW Solar Multi Pole Mount. >>> >>> On Feb 4, 2014, at 3:28 PM, Kelly Larson <solarwre...@asis.com >>> <mailto:solarwre...@asis.com>> wrote: >>> >>> Hi, >>> >>> We are looking to install some 4KW ground mounted arrays. What >>> racking are you using? Best ground connection? Wire management? >>> The shows have so many choices, and I keep doing the same ol >>> thing... >>> >>> >>> Blessings, >>> >>> Kelly >>> >>> Kelly Larson >>> >>> Electrical Engineer >>> >>> NABCEP Certified Solar PV Installation Professional >>> >>> IREC Certified Master Trainer >>> CA Electrical Contractor# 868189 >>> >>> SolarKelly.com <http://solarkelly.com/> >>> >>> >>> >>> _______________________________________________ >>> List sponsored by Home Power magazine >>> >>> List Address: RE-wrenches@lists.re-wrenches.org >>> >>> Change email address & settings: >>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>> >>> List-Archive: >>> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >>> >>> List rules & etiquette: >>> www.re-wrenches.org/etiquette.htm >>> >>> Check out participant bios: >>> www.members.re-wrenches.org >>> >> >> _______________________________________________ >> List sponsored by Home Power magazine >> >> List Address: RE-wrenches@lists.re-wrenches.org >> >> Change email address & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> List-Archive: >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> www.re-wrenches.org/etiquette.htm >> >> Check out participant bios: >> www.members.re-wrenches.org >> >> > > > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: RE-wrenches@lists.re-wrenches.org > > Change email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out participant bios: > www.members.re-wrenches.org > >
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