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STANDARD STRING SYSTEM ELECTRICAL DIACRAM <br />One-Line Standard Electrical Diagram for <br />Small-Scale, Single-Phase PV Systems <br />Site Addressl <br />System AC Size <br />,*" " Nathan sterk <br />DateNTS <br />o EqUIPMENT5CHEOULE <br />TAG <br />7 <br />2 <br />3 <br />4 <br />5 <br />5 <br />7 <br />8 <br />9 <br />DESCRIPTION <br />SOLAR PV MODULE <br />;tY IEE4Y,J-B!I1!!!!qq) _ <br />COMBINER {IF USED) <br />DC DISCONNECT <br />loc/rc r.rvERTeR <br />IGEN METER (IF qSED) <br />l4qllscoN NECI 0F usEp) <br />SERVICE PANEL <br />PART NUMBER I.IOTES <br />UTILITY <br />SERVICEPVI-3 0,OUTO-S.!S Z-A <br />, DG221URB cu[.rBamme.30A 2rrovac Non rlsrb1e NEMA 3R <br />=39-vec --.]!Le r',ulN:-IL-tA BUS 10 A INVERTER ocPD <br />(SEE NOTE 5 FOR INVERTER OCPDs. ALSO SEE GUIDE SECTION 9) <br />Disregard if <br />provided with <br />inverter <br />BU ILDING <br />GROUNDING <br />ELECTRODE <br />A CONDUIT AND CONDUCTOR SCHEDULE <br />rAG DESCRIPTION OR CONOUCTOR TYPE COND, <br />GAUGE <br />t0 <br />10 <br />NA <br />NA <br />_10 <br />NA <br />a0_ <br />I <br />NUMBER OF <br />CONDUCTORS <br />2 <br />NA <br />NA <br />1 <br />NA_ <br />1 <br />cot{outT <br />TYPE <br />!4_!L <br />_lllr <br />CONDUIT <br />-stzE <br />N/A <br />N/A <br />311' <br />ri <br />E <br />3 <br />! <br />5 <br />EMT 3/4- <br />13 uoouLES ttt <br />SERtES SOURCE-CrRCUrT. <br />o uooures rn ! <br />se-niE5E6 un c E -c tnc utr ! <br />rrlMt:tNl.lil <br />! <br />oc Drsco <br />o t,toouLEs tN , <br />se-RiE s sou nc e-cr ncur r ! <br />INVERTER <br />OCPD <br />)ocP <br />O MoDULES IN . <br />sEnreES6unce-crncurr I <br />ffiffi ryE!rttrIEEE <br />EMT 314".1 <br />F <br />Io <br />oc. <br />F <br />c <br />c- <br />o <br />=o <br />I <br />I <br />1 <br />Site Name v.- P.u.', <br />l <br />ABS <br />EOIUNUSED SER]ES STSINGS <br />PUT NiA'rn BLANK AEOVE <br />SEE GUIDE APPENDIX C FOR <br />INFORMATION ON MODULE AND <br />ARRAY GEOUND!NG <br />AA A A <br />USE-2 E or P1,/ WRE E <br />EARE COPPER EO, GRD CONO (EGC) <br />rTHI nt2 E <br />"l' <br />r(HHw, D o"hxwz Ofrrlry-r "rllllteo ","r*ro]|NSULATED EGC ,L <br />DC GROUNDING ELECTRODE COND, <br />THv!1.,1-2 El or XHHW-2 tr or RHw-2 O 1 <br />INSULATED EGC <br />l-80x <br />l_____:___J <br />I <br />I