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NOTTS FoR STANDAI{D STITIN(I SYSTEM ELECTTIICAL DIACRAM <br />Notes for One-Line Standard Eleclrical <br />Diagram for Single-Phase PV Systems <br />System AC Srze <br />Srte Address <br />Site Name <br />oG*i By James lvlccarron <br />NTS Date <br />PV MODULE RATINGS @ STC (Guide Section 5) <br />MoDULE MAKE ,HANWhA Q.CELLS <br />MOOULE MODEL O,PeaK DIJO BLK.G6+ 340 <br />MAx PowER-PotNT CURRENT 0qp) .10.02 A <br />MAX POWER.POINT VOLTAGE iVvP) .305,46 V <br />opEN-crRCUrr VoLTAGE (vD.) .396.'13 v <br />sHoRT-crRcurr CURRENT 0sL) 10-52 A <br />MAx sERrEs FUsE (ocPo) 13 A <br />MAXTMUM PowER (Pe) 340 w <br />MAx VoLTAGE (TYP 6oovoc) 600 v <br />, Voc rEMP coEFF (mV t'c] oI 'ht'c E) -O.262 <br />IF COEFF SUPPLIED CIRCLE UNITS <br />NOTES FOR ALL DRAWNGS <br />OCPD = OVERCURRENT PROTECTION OEVICE <br />NATIONAL ELECTRICAL CODE' REFERENCES <br />sHow! As ltvEc )oo(xx) <br />INVERTER RATINGS (Gurde Section 4) <br />. rruvenren unxe <br />. <br />Tesla <br />TNVERTER MoDEL 7.6 kW <br />MAx DC voLr RATTNG .600 v <br />MAX PowER @,{o"c . 7600 w <br />NoMTNAL AC vorrAGE .240 v <br />MAx AC CURRENT 28 A <br />MAx ocpD RATTNG 35 A <br />SIGNS-SEE GUIDE SECTION 7 <br />SIGN FOR DC DISCONNECT <br />PHOTOVOLTAIC POWER SOURCE <br />RATEO MPP CURRENT . 5,19 A <br />RATED Mpp voLTAcE 786.8 v <br />MAx sYsrEM VoLTAGE 1040.42 v <br />MAX CIRCUIT CURRENT 5 59 A <br />WARNING: ELECIRICAL SHOCK <br />HAZARD-LINE AND LOAO MAY BE <br />ENERGIZED IN OPEN POSITION <br />SIGN FOR INVERTER OCPD AND <br />AC DISCONNECT (IF USED) <br />SOLAR PV SYSTEM <br />AC POINT OF CONNECTION <br />AC OUTPUT CURRENT <br />NOMINAL AC VOLTAGE <br />28 <br />240 <br />NOIES FOR ARRAY CIRCUIT WIRING (Gurde Seclon 6 and I and Ap9€ndr D) <br />1) <br />EX <br />LOWEST EXPECT AMBIENT TEMPERATURE BASED ON ASHRAE MINIMUM MEAN <br />TREME ORY sULA TEMPERATURE FOR ASHRAE LOCATION MOST SIMILAR TO <br />INSTALLATION LOCATION, LOWEST EXPECTED AMEIENT TEMP , "C <br />NOTES FOR INVERTER CIRCUITS (Gude SecIIon E and 9) <br />IHIS PANEL FED BY MULTIPLE <br />SOURCES (UTILITY AND SOLAR) <br />2.) HIGHEST CONTINUOUS AMEIENT TEMPERATURE EASED ON ASHRAE HIGHEST <br />MONTH 2% DRY BULB TEMPERATURE EOR ASHRAE LOCAIION MOST SIMILAR TO <br />INSTALLATION LOCATION HIGHEST CONTINUOUS TEMPERATURE a 'C <br />2 ) 2OO5 ASHRAE FUNOEMENTALS 2% DESIGN TEMPERATURES DO NOT EXCEED <br />47'C IN THE UNITED STATES (PALM SPRINGS, CA IS 44,1"C) FOR LESS THAN 9 <br />CURRENT.CARRYING CONDUCTORS IN ROOF.MOUNTEO SUNLIT CONDUIT AT <br />LEAST 0.5" ABOVE ROOF AND USING THE OUTDOOR DESIGN TEMPERATURE OF <br />47"C OR LESS (ALL OF UNITEO STATES), <br />a) 12 aWG 90'C CONDUCTORS ARE GENERALLY ACCEPTABI-E FOR MODULES <br />WTH llc OF 7.68 AMPS OR LESS vvtIEN PROTECTED BY A 12-AMP OR SMALLER <br />FUSE, <br />b) 1O AV\6 gOOC CONDUCTORS ARE GENERALLY ACCEPTABLE FOR MODULES <br />v\/IfH ls oF I 6 AMPS oR LESS WHEN PROTECTED BY A 15-AMP OR SMALLER <br />FUSE, <br />1) IF UTILITY REOUIRES A VISIBLE-BREAK SWTCH, DOES THIS SWTCH MEET IHE <br />REOUIREMENT" YESI NO E] N/AE <br />2) IF GENERATION METER REQUIRED. DOES THIS METER SOCKET MEET THE <br />REOUIREMENT? YES D NO tr N/A I <br />3) SIZE PHOTOVOLTAIC POWER SOURCE (OC) CONDUC-ORS BASED ON MAX <br />CURRENT ON NEC 8SO 53 SIGN OR OCPO RATING AI DISCONNECT <br />4) SIZE INVERTER OUTPUT CIRCUII (AC) CONOUCTORS ACCORDING TO INVERTER <br />OCPO AMPERE RATING (Scr Gudc S.cion 9) <br />5) TOTAL OF D INVERTER OCPD(!) ONE FOR EACH INVERTER OOES TOTAL <br />suppLy BRErREFS coMoLy wrH 120% BUSBAR ExcEpIoN rN 690.84(8)(2xa)? <br />YES E NOtr <br />F <br />Uc <br />i- <br />f- <br />! <br />\