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t lt'rttt lil) I',ili.,1 tt I',ll(ri [:r t()ti \\1.\LL \( \tt I'\ r\:Tt\i. \llL Rtr l\\Flillli The informalion in this guideline is intended to help local jurisdictions and conrracrors idenrify when pV sysrem insrallarions are simple. needing only a basic review and when an installarion is more complex. lr is likely rhar 50%-75% of all residenrial sysrems will comply with these simple criteria. For projects thaa fail to meer the simple criteria. resolurion steps have been suggested to provide as a path to permir approval. R?qutretl lnformat nn for P?rmit: l. site plan showing location of major components on the property. This drawing need nor be exactly to scale, but it should represent relative location of components at site (see supplied example sire plan). pV arrays on dwellings with a 5' perimeter space at ridge and sides may not need separate hre service review. 2. Elecrrical diagram showing PV array confrgurarion, wiring system. overcurrent protection, inverte( disconnects, required signs, and ac connection ro building (see supplied srandard elecrrical diagram). 3. specihcation sheers and installarion manuals (if available) for all manufaccured componenrs including. bur nor limired to. PV modules. inverter(s), combiner box, disconnects, and mounting system. Step l. Strrctural Re,,e- oI PV Array Mounrrng System ls the array to be mounted on a deEned, permitted roof structure? Eyes DNo U No due to non-compliant rool or a grcund mount , submit completed. worhsheet Jor the structure wKS t . RooJ Information: l. Is the roohng type lighrweight (Yes = composirion, lighrweighr masonry meral. erc . )yes = mmposition If Na, submit completed worksheet Jor rooJ structure WRSI (No = heavy masonry, slate, etc...) 2 Does rhe rooF have a single roof covering? Elyes Eto Il No, submtt completed worksheet for rooJ stucture WKSI . I Provide method and rype of wearherproohng roof penerrarions (e.g. flashing, caulk)UNIRAC, FLASHING lI ounting Sy st e1n In format ion l. ls the mounting srructure an beneath the module frames? en Yes ineered No product designed to mount PV modules wirh no more rhan an 18" gap If No. provide detaib oJ stuctural attachmmt certifed, by o. design proJessiona.l. 2. For manufactured mounting systems, frll out information on the mounting system below a. Mounting Sysrern 1,436u;a61urss UNIRAC producr Name 366 [,4e6s1l STANDARD MOUNT b. Total Weigh t of PV Modules 366 32;15 335.8 bs c. Total Number of Atrachment Pointsl2 d Weighr per Attachmenr Poinr (b + c)28.0 bs (iI grearer than 45 lbs, see WKS | ) Maximum Spacing Berween Araachmenr Points on a Rail 48' inches (see producr manual for maximum spacing allowed based on maximum design wind speed) Total Surface Area oF PV Modules (square feet)108 e f. g ftr Dislributed Weighr of PV Module on Roof (b + 0 3.1 '1 Ibs/ft: If dtstributed wevht of the W slstem ts greater than 5lbsfF, see WKSI . Step 2: Electrical Review of PV System (Calculations lor Electrical Diagram) In otder for a PV system to be considerEd for an expedited permit process, the following must apply: l. PV modules. uliliry-interactive inveners, and combiner boxes are idenrihed for use in pV systems. 2. The PV array is composed of 4 series strings or less per inverter 3. The total inverter capacity has a continuous ac power output lj.44O Watts or less 4. The ac interconnecrion point is on rhe load side of service disconnecring means (690.64(B)). 5. One of the standard electrical diagrams (E l I . E I . I a, E L I b, or E I . I c) can be used ro accurarely represenr rhe pV system. Interactive PDF diagrams are available ar !twwsolarabcs org/permrrrrng Fill out the stQndard elt:ctrtcal didgran completely ,1 guide to the electricat d.iagran is protiLkd to help the dpDli.d,ll understand ?ach blanh lo fil! in U the elccrricdl srstrm ismore complex than the stttnildrd elcL.tn;dl diairatn can e/ircrrre]r comnlunicarc. proyide an alternatite dngratn with aryropriate deta 2 t \tEDtTEIr PER\ r lRocE\i F!)R l\' \\slt\t\ - \ttrFr.() l\\.:urER