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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 />Site Address: <br />System AC Size <br />szE <br />Date: 21412020NTS <br />MODULE 1\,IAKE <br />32.9 vMAX POWER.POINT VOLTAGE (VMP) <br />240MAX SERIES FUSE (OCPD) <br />MAX VOLTAGE (TYP 6OOVDC) <br />SIGNS_SEE GUIDE SECTION 7 <br />NOTES FOR ALL DRAWINGS SIGN FOR DC DISCONNECT <br />PV MODULE RATINGS @ STC (Guide Seclion 5) <br />OCPO " OVERCURRENT PROTECTION DEVICE PHOTOVOLTAIC POWER SOURCE <br />Canadian Solar <br />MODULE MODEL cs3K-310MS 310W <br />NATIONAL ELECTRICAL COOEO REFERENCES <br />sHowN As (NEC XXX)A) <br />MAX POWER.POIN T CURRENT (IMP)9.43 A <br />MAX SYSTEM VOLTAGE <br />INVERTER RATINGS (Guide Section 4)18.8 AMAX CIRCUIT CURRENT <br />oPEN-CtRCUrr VOLTAGE (Voc)39.7 v <br />sHoRT-CIRCUTT CURRENT (lsc)9.98 A <br />MAX DC VOLT RATING <br />r\.{AX POWER @ 40.C SIGN FOR INVERTER OCPD AND <br />AC DISCONNECT (lF USED) <br />60 NOMINAL AC VOLTAGE 240 vl SOLAR PV SYSTEM <br />AC POINT OF CONNECTION <br />I <br />VOC TEMP COEFF (mVfCtr or %PCD)-0.3 MAX AC CURRENT '12.5 A <br />[,IAX OCPD RATING 20IF COEFF SUPPLIED, CIRCLE UNITS <br />NOTES FOR aRRAY CIRCUIT wlRlNG (Guide Secuor 6 and 8 and Appendi, D):NOTES FOR INVERTER CIRCUITS (GU]dE SeCIiON 8 ANd 9) <br />1,] LOWEST EXPECT AMBIENT TEMPERATURE BASED ON ASHRAE MINIMUM MEAN <br />EXIREME DRY BULB TEMPERATURE FOR ASHRAE LOCATION MOST SIMILAR TO <br />INSTALLATION LOCATION. LOWEST EXPECTED AMAIENT TEMP L'C <br />2-) HIGHEST CONTINUOUS AMBIENT TEMPERATURE BASEO ON ASHRAE HIGHEST <br />MbNTH 2olo DRy BULB TEMPERATURE FoR ASHRAE LocATloN Mosr slMlLAR To <br />INSTALLATION LOCATION. HIGHESTCONTINUOUS TEMPERATURE L'C <br />2,) 2OO5 ASHRAE FUNDEMENTALS 2OA OESIGN TEVPERATURES DO NOT EXCEEO <br />47.c rN THE uNtrED STATES {PALM sPRtNGs, cA ls44.1oc). EoR LEss rHAN I <br />cURRENT.CARRYING CONOUbTORS IN ROOF.MOUNTED SUNLIT CONDUIT AT <br />LEAST 0,5'ABOVE ROOF ANO USING THE OUTDOOR DESIGN TEMPERATURE OF <br />47€ OR LESS (ALL OF UNITED STATES), <br />a) 12 AWG. 9@C CONDUCTORS ARE GENERALLY ACCEPTABLE FOR MODULES <br />WIiH Isc OF 7,68 AMPS OR LESS WHEN PROTECTEO 8Y A 12-AMP OR SMALLER <br />FUSE, <br />b) 1O AWG, gO'C CONDUCTORS ARE GENERALLY ACCEPTABLE FOR MODULES <br />WITH Isc OF g 6 AMPS OR LESS WHEN PROTECTED BY A 1'AMP OR SMALLER <br />FUSE. <br />1) lF UTILITY REQUIRES A VISIBLE-BREAK SWITCH, DOES THIS SWITCH MEET THE <br />REOUIREMENT? YES- NOD N/AO <br />?) IF GENERATION VETER REOUIRED, OOES THIS METER SOCKET MEET THE <br />REOUIREMENT2 YES O NO E] N/A E <br />3, SIZE PHOTOVOLTAIC POWER SOURCE (DC) CONoUCTORS BASED ON MAx <br />CURRENT ON NEC 690,53 SIGN OR OCPD RATING AT OISCONNECT <br />4) SIZE INVERTER OUTPUT CIRCUIT (AC) CO\DUCTORS ACCORDING TO INVERTER <br />OCPD AMPERE RATING. (See GU,d6 SECION 9) <br />5) TOTAL OF , INVERTER OCPD(S). ONE FOR EACH INVERTER, DOES TOTAL <br />SUPPLY BREAER_S CoMPLY wtTH 12006 BUSBAR EXCEPTION IN 690,64(8X2)(a)? <br />YES E NOO <br />INVERTER MODEL SE30OOH-US <br />480 v <br />3000 w <br />RATED MPP CURRENT 15.00 A <br />RATED MPP VOLTAGE 0 <br />406.6 v <br />16AC OUTPUT CURRENT <br />NOMINAL AC VOLTAGE 240 v <br />THIS PANEL FED BY I\,lULTIPLE <br />SOURCES (UTILITY AND SOLAR) <br />F- <br />c- <br />dc <br />Uo <br />t-- <br />d <br />a- <br />a <br />F <br />o <br />Site Name: <br />TNVERTER MAKE SolarEdqe Technoloqies ;WARNING: ELECTRICAL SHOCK <br />HAZARD.LINE AND LOAD MAY BE <br />ENERGTZED tN OPEN POSTTTON I <br />I uurr"rur"r powen (pu^,r 3'lo w