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PV 2.0 <br />PV SYSTEM AS INDICATED <br />Scale:Project: <br />Project Name: <br />Property Adress: <br />Arnuelo Osorio <br />2130 S Kilson Dr, <br />Santa Ana, CA 92707 <br />ELECTRICAL 1-LINE <br /> DIAGRAM <br />Drawn by:New@engineerinc.io <br />05/26/2023DATE: <br />100A <br />CANADIAN SOLAR 395W MODULES27 <br />1 <br />BR <br />A <br />N <br />C <br />H <br /> <br />CI <br />R <br />C <br />U <br />I <br />T <br /> <br />- <br /> <br />C <br /> <br />ENPHASE Q CABLE <br />(2)#12 AWG PV WIRE <br />(1)#6 AWG EGC <br />FREE IN THE AIR <br />27 ENPHASE IQ8+ MICROINVERTERS <br />INSTALL (3) 20A PV <br />2-POLE C/B <br />PV MONITORING DEVICE <br />(3)#8 AWG THWN/THWN-2 <br />(1)#8 AWG GND <br />3/4'' EMT, 2 FEET <br />ENPHASE IQ COMBINER 4 <br />120/240V, NEMA 3R <br />(2)#14 AWG THWN/ THWN-2 15A 2-POLE <br />NEW <br />NON CENTER _____ <br />MAIN C/B <br />NOTE: Service Panel does not contain center fed Main Breaker: <br />NEW <br />UPGRADED <br />______ MAIN <br />SERVICE <br />PANEL <br />120/240V, <br />1P, 3W <br />GEC(N)GROUNDING <br />ELECTRODE SYSTEM <br />MAIN METER <br />125A <br />INSTALL ____ 2P CB(PV) <br />INSTALL AT OPPOSITE <br />END OF BUS FROM <br />MAIN FEEDER CB <br />50A <br />CONTRACTOR <br />Green Day Power <br />Address: 9745 Business Park Dr <br />Sacramento, CA 95827 <br />Phone number: 916-758-8030 <br />E-mail: hello@greendaypower.com <br />(6)#12/2 ROMEX <br />23 FEET IN ATTIC <br />J BOX <br />NEMA3R <br />1 2 <br />BR <br />A <br />N <br />C <br />H <br /> <br />CI <br />R <br />C <br />U <br />I <br />T <br /> <br />- <br /> <br />C <br /> <br />PV ARRAY RATING WIRE SIZE CALCULATION <br />BRANCH CIRCUIT - A BRANCH CIRCUIT - A <br />Number Modules 9 Type Canadian Solar 395 Watt CS3N-395MS Number OF Microinverters in Circuit 9 <br />Number MicroInverters 9 Type Enphase IQ8+ Microinverters IQ8Plus-72-2-US(240V) Microinverter Maximum Output Current (A)1.21 <br />Total DC Wattage (Watts) Watts STC, (Watts/Module) 9 * 395 = 3555 Branch Circuit Total Current (A)9 * 1.21 * 1.25 = 13.6125 <br />Array Currents I-SC 11.44 A I-MP 10.68 A Breaker Size Per Branch Circuit (A)20 <br />Module Voltage V-OC 44.3 V V-MP 37 V <br />BRANCH CIRCUIT - B BRANCH CIRCUIT - B <br />Number Modules Type Number OF Microinverters in Circuit <br />Number MicroInverters Type Enphase IQ8+ Microinverters IQ8Plus-72-2-US(240V) Microinverter Maximum Output Current (A)1.21 <br />Total DC Wattage (Watts) Branch Circuit Total Current (A) <br />Array Currents I-SC A I-MP A Breaker Size Per Branch Circuit (A)20 <br />Module Voltage V-OC V V-MP V <br />FROM JBOX TO ENPHASE COMBINER BOX <br />Maximum Continius Current (A) 13.6125 More Than 3 CCC Adjist. Factor 0.8 Adjusted Conductor Ampacity(A)13.6125 / 0.8 = 17.016 <br />Raceway Height From Roof (Temp 39+22=61C) 3 1/2" # of wire( # BC *2) 4 Ambiend Tem Factor Per NEC Table 310.15(b)(2)(a)0.71 <br />Temp. Derate Factor (max. continous current divided ambient tem. Factor (A) 17.016 / 0.71 = 23.97 Wire Size from NEC Table 310.15(b)16 10 AWG <br />FROM ENPHASE COMBINER BOX TO MAIN PANEL <br />Total Number Of Microinverters 27 Total Amps From All Microinverters (A)27 * 1.21 = 32.67 Consider Continuous (A)32.67 * 1.25 = 40.8375 <br />Temp. Derate Factor(0.91 at wall of the Building) (A)40.8375 / 0.91 = 44.88 Wire Size from NEC Table 310.15(b)16 8 AWG <br />Ambiend Tem Factor Per NEC Table 310.15(b)(2)(a)0.91 <br />MAIN PANEL <br />PV Backfeed Breaker Size (A) 50 Main Breaker (A) 100 Main Bus Rating (A) 125 Total Amps On Bus (A) 120% 100 + 50 = 150 <= 150(A) <br />J BOX <br />NEMA3R <br />1 2 <br />BR <br />A <br />N <br />C <br />H <br /> <br />CI <br />R <br />C <br />U <br />I <br />T <br /> <br />- <br /> <br />A <br /> <br />9 <br />Canadian Solar 395 Watt CS3N-395MS <br />11.44 10.68 <br />44.3 37 <br />2 4 <br />J BOX <br />NEMA3R <br />1 2 <br />BR <br />A <br />N <br />C <br />H <br />CI <br />R <br />C <br />U <br />I <br />T <br /> <br />- <br /> <br />C <br />9 <br />9 <br />Watts STC, (Watts/Module) 9 * 395 = 3555 <br />9 <br />9 * 1.21 * 1.25 = 13.6125 <br />3 <br />(2)#12/2 ROMEX <br />15 FEET IN ATTIC <br />1 2 <br />BR <br />A <br />N <br />C <br />H <br /> <br />CI <br />R <br />C <br />U <br />I <br />T <br /> <br />- <br /> <br />B <br /> <br />9 <br />BRANCH CIRCUIT - C BRANCH CIRCUIT - C <br />Number Modules Type Number OF Microinverters in Circuit <br />Number MicroInverters Type Enphase IQ8+ Microinverters IQ8Plus-72-2-US(240V) Microinverter Maximum Output Current (A)1.21 <br />Total DC Wattage (Watts) Branch Circuit Total Current (A) <br />Array Currents I-SC A I-MP A Breaker Size Per Branch Circuit (A)20 <br />Module Voltage V-OC V V-MP V <br />Canadian Solar 395 Watt CS3N-395MS <br />11.44 10.68 <br />44.3 37 <br />9 <br />9 <br />Watts STC, (Watts/Module) 9 * 395 = 3555 <br />9 <br />9 * 1.21 * 1.25 = 13.6125 <br />(4)#12/2 ROMEX <br />15 FEET IN ATTIC <br />(2)#12/2 ROMEX <br />15 FEET IN ATTIC <br />Exp. Date : 3/31/2024 <br />Date Certified and <br />Signed: 06/02/2023 <br />2130 S Kilson Dr. <br />06/07/23