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STANDARD STRING SYSTTM ELECTRICAL DIACRAM <br />One-Line Standard Electrical Diagram for <br />Small-Scale, Single-Phase PV Systems <br />Site Address: i s22 RTCHLANo A!€N,)E saNrA aNA. cA e2703 <br />Site Name: <br />System AC Size: <br />NTS oate:21412020 <br />o EQU PMENT SCHEDULE <br />TAG DESCRIPTION PART NUMBER NOTES <br />1 SOLAR PV MODULE CS3K-3101\,rS 310W <br />2 SE3OOOH.US SolarEdge Technoro9 es <br />J.BOX (IF USED)600 V NEMA 3R <br />COMBINER (IF USED)SE3OOOH.US SolarEdge Techrologies <br />DC DISCONNECT <br />6 <br />GEN I.4ETER (IF USED) <br />8 AC DISCONNECT (IF USED)240 VAC 3OA NEMA 3R <br />9 SERV]CE PANEL 125/100 vAC, 125 A N4A|N, 100 A BIJS, 20 A TNVERTER OCPD <br />(SEE NOTE s FOR INVERTER OCPDs, ALSO SEE GUIDE SECTION 9) <br />UTILITY <br />SERVICE <br />I <br />I <br />I <br />Disregard if <br />provided with <br />inverter <br />BUILDING <br />GROUNDING <br />ELECTRODE <br />A CONDUIIAND CONDUCTOR SCHEDULE <br />TAG DESCRIPTION OR CONDUCTOR TYPE CONO NUMBER OF CONDUIT CONDUIT <br />GAUGE CONDUCTORS TYPE SIZE <br />1 USE-2 tr or PV WIRE E 10 N/A N/A <br />BARE COPPER EO. GRO. COND. (EGC)6 1 N/A <br />2 THWN-2 O or XHHW-2 E orRHw-2E 10 2 THWN.2 3/4' EMT <br />THWN-2 EI orXHHW-2 tr orRHW-2tr I 1 N/A <br />INSULATED EGC 10 3 3/4" EMT <br />DC GROUNDING ELECTRODE COND 8 1 N/A <br />5 THWN-2 E or XHHW-2 E] or RHW-2 tr 10 3 3/4" EMT <br />INSULATED EGC 8 l N/A <br />12 IToDULES tN <br />SERIES SOURCE.CIRCUIT I <br />I.BOX <br />sentes so <br />T,4ODULES IN : <br />URCE-ClRCUlTr <br />COMBIN ER <br />INVERTER <br />AC D|SCOoc otsco <br />sEntes so <br />I\4ODI]L ES N I <br />upcr-crncuLr I <br />INVERTER <br />OCPD <br />)MAIN <br />ocP <br />N/A MoDULES tN I <br />sentEs sounce-ctacutr ! <br />: <br />F <br />c- <br />o <br />Uodc- <br />F <br />:d <br />c- <br />o <br />L <br />? <br />3 <br />THWN.2 <br />THWN.2 <br />3 <br />5 <br />DC/AC INVERTER <br />EOB UNUSEO SERIES STRINGS <br />PUT lN/A in BLANK ABOVE <br />SEE GUIDE APPENDIX C FOR <br />INFORMATION ON MODULE AND <br />ARRAY GROUNDING <br />lt