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NOTES FOR STANDARD STRING SYSTEM ELECTRICAL DIACRAM <br />Notes for One-Line Standard Electrical <br />Diagram for Single-Phase PV Systems <br />System AC Size: ,** <br />Site Address <br />Site Name <br />0.-Bv Roger Hauger <br />NTS Dai6 <br />PV MODULE RATINGS @ STC (Guide Section 5) <br />MoDULE MAKL SolarCity Standard <br />MoDULE MooEL Standard 260W <br />NOTES FOR ALL ORAWINGS: <br />OCPD - OVERCURRENT PROTECTION OEVICE <br />NATIONAL ELECTRICAL CODE. REFERENCES <br />sHowN As (NEC XXX.XX) <br />SIGNS_SEE GUIDE SECTION 7 <br />SIGN FOR DC DISCONNECT <br />PHOTOVOLTAIC POWER SOURCE <br />RATED MPP CURRENT 8,39 A <br />RATED MPP VOLTAGE 310 V <br />MAX SYSTEM VOLTAGE 424,36 V <br />MAX CIRCUII CURRENT 9,09 A <br />WARNING ELECTRICAL SHOCK <br />HAZARD_LINE AND LOAD I\,,!AY BE <br />ENERGIZED IN OPEN POSITION <br />INVERTER RATINGS (Gurde Section 4) <br />MAX POWER.POINT CURRENT (IMP) <br />MAX POWER.POINT VOLTAGE (VMP) <br />oPEN-CtRCUIT VOLTAGE (V^.1 <br />SHORT.CIRCUIT CURRENT (I..} <br />;* ..""" ;;; (""r") - <br />Ji,!AX|MUM POnVER (P <br />^r) <br />MAX VOLTAGE CWP oOOVft) <br />r <br />VOC TEMP CoEFF (mvfctr or o/"fcD) <br />I rF coEFF SUPPLTED, CIRCLE UNtrs <br />8.39 A <br />31 v <br />38.3 v <br />9.09 An <br />260 w <br />1000 v <br />-0.262 <br />600 v <br />3000 w <br />240 v <br />14.5 A <br />20A <br />SIGN FOR INVERTER OCPD AND <br />AC DISCONNECT (IF USED) <br />SOLAR PV SYSTEI\,4 <br />AC POINT OF CONNECTION <br />NOTES FOR ARRAY CIRCUII wlRlNG (Gude Secton 6 and 8 and Appendx D) <br />1 ) LOWEST EXPECT AMEIENT TEI\,IPERATURE BASED ON ASHRAE MINIMUI\,4 MEAN <br />EXTREME DRY BULB TEMPERATURE FOR ASHRAE LOCATION I\,1OST SIMILAR TO <br />INSIALLATION LOCATION. LOWEST EXPECTED AL{BIENT TEMP . oC <br />NOTES FOR INVERTER CIRCUITS (Gurds SectDn 8 and 9l <br />AC OUTPUT CURRENT <br />NOMINAL AC VOLTAGE <br />14.5 <br />240 <br />TF]IS PANEL FED BY MULTIPLE <br />SOURCES (UTILITY AND SOLAR) <br />2 ) HIGHEST CONTINUOUS AMBIENT TEMPERATURE BASED ON ASHRAE HIGHEST <br />MONTH 2Ol. DRY EULB TEMPERATURE FOR ASHRAE LOCATION MOST SIMILAR TO <br />INSTALLATION LOCATION. IIIGHEST CONTINUOUS TEMPERATURE . "C <br />2.) 2OO5 ASHRAE FUNDEMENTALS 2% DESIGN TEMPERATURES DO NOI EXCEED <br />47dC IN IHE UNITEO STATES (PALM SPRINGS, CA IS 44,1"C) FOR LESS THAN 9 <br />CURRENT.CARRYING CONDUCTORS IN ROOF-MOUNTED SUNLIT CONOUIT AT <br />LEAST 0,5" ABOVE ROOF AND USING THE OUTOOOR DESIGN TEMPERATURE OF <br />47'C OR LESS (ALL OF UNITED STATES), <br />a) 12 AwG, 90"C CONDUCTORS ARE GENERALLY ACCEPTABLE FOR MOoULES <br />WITH lsc OF 7 68 AMPS OR LESS WHEN PROTECTED BY A 12-AMP OR SMALLER <br />FUSE, <br />b} 1O AWG, gO'C CONDUCTORS ARE GENERALLY ACCEPTABLE FOR MODULES <br />WITH lsc OF I6 AMPS OR LESS WHEN PROTECTED BY A I'AMP OR SMALLER <br />FUSE <br />1)IF UTILITY REQUIRES AVISIBLE.BREAX SWITCH. DOES THIS SWITCH MEET THE <br />REOUIREI\,IENT? YES I NO tr N/A E <br />2)IF GENERATION METER REQUIRED. OOES THIS METER SOCKET MEET THE <br />REQUIREMENT? YES O NO O N/A L <br />3)SIZE PHOTOVOLTAIC POWER SOURCE (DC)CONDUCTORS AASED ON MAX <br />CURRENT ON NEC 690 53 SIGN OR OCPD RATING AT OISCONNECT <br />4)SIZE INVERTER OUTPUT CIRCUIT (AC)CONDUCTORS ACCORDING TO INVERTER <br />OCPD AMPERE RATING, {S6e GUido Seclion 9) <br />5) TO-AL OF " I\VERTER OCPDIS) ONE FOR EACH INVERTER, OOES TOTAL <br />supply BRE-traEtrS coMply wrTH r206," BUSBAR ExcEptoN rN 690 64(8)(2){a)? <br />YES E NOtr <br />F <br />4a <br />t)odc- <br />F <br />I <br />a- <br />-c <br />Nvenren lrere ABB <br />TNVERTER MoDEL Ply'l-3.0 <br />MAX OC VOLT RATING <br />!AxlglElgq.c <br />NOMINAL AC VOLTAGE <br />MAX AC CURRENT <br />MAX OCPO RATING <br />I