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PV-6REV: A 8/30/2024 CONSUELO SMITH 931 W 18TH ST SANTA ANA, CALIFORNIA 92706 APN # 39905308 TEL #: (714) 975-0828 CLIENT: CALCS CSLB # 619149 CLASS: B, C-10 NAME: GARY GIETZ, JACK MCCLARY SIGNED: 8/30/2024 PHONE 310.904.6139 ENERGY SERVICE PARTNERS 970 W 190TH ST, STE 302 TORRANCE, CA 90502 CONTRACTOR: ELECTRICAL CALCULATIONS INVERTER CHARACTERISTICS - ENPHASE IQ8PLUS-72-M-US MAX OUTPUT POWER 290 W SYSTEM OPERATING VOLTAGE 25-58 V MAX CONTINOUS OUTPUT CURRENT 1.21 A MAX INPUT VOLTAGE 60 V SYSTEM SHORT CIRCUIT CURRENT 15 A CEC MAX EFFICIENCY 97 % TEMPERATURE ADDERS CONDUIT TO BE INSTALLED MIN. OF 7 8" ABOVE ROOF HIGH TEMPERATURE 47 °C LOW TEMPERATURE -2 °C TEMP ADDER FOR ROOF RUN 0 °C TEMP ADDER FOR ATTIC RUN 7 °C MODULE CHARACTERISTICS - Q.PEAK DUO BLK ML-G10+ 410 MAX POWER (PMAX) @ STC 410 W OPEN CIRCUIT VOLTAGE (VOC)45.37 V SHORT CIRCUIT CURRENT (ISC)11.20 A MAX POWER VOLTAGE (VMP)37.64 V MAX POWER CURRENT (IMP)10.89 A SERIES FUSE RATING 20 A DC DISCONNECT VALUES RATED MAX POWER-POINT CURRENT (IMP)10.89 A RATED MAX POWER-POINT VOLTAGE (VMP)37.64 V MAX SYSTEM VOLTAGE (VOC)51.72 V MAX SHORT CIRCUIT CURRENT (ISC)14.00 A AC WIRE SIZING CALCULATIONS AT ARRAY Enphase QCable = 12 AWG, 30 A @90⁰C BRANCH CIRCUITS (Max Micro Inverter Output) x (Continuous Load)[210.19(A)(1)] x (# Micros In Branch Circuit)=1.21 A X1.25 X 10 15.13 A TOTAL AMPACITY (High Temp)[Table 310(B)(2)(A) x (Conductor Ampacity)[Table 310.15(B)(16)] x (Conduit Fill)[Table 310.15(B)(3)(a)]0.82 X 30 A X 1 24.60 A 15.13 A <24.60 A Therefore 12 AWG/ Q CABLE is sufficient AFTER JBOX Wire = 10 AWG, 30 A @ 60⁰C BRANCH CIRCUITS (Max Micro Inverter Output) x (Continuous Load)[210.19(A)(1)] x (# Micros In Branch Circuit)=1.21 A X 1.25 X10 15.13 A TOTAL AMPACITY (High Temp)[Table 310(B)(2)(A) x (Conductor Ampacity)[Table 310.15(B)(16)] x (Conduit Fill)[Table 310.15(B)(3)(a)]0.82 X 30 A X 1 24.60 A 15.13 A <24.60 A Therefore 10 AWG is sufficient AC WIRE SIZING CALCULATIONS AFTER COMBINER BOX Wire = 8 AWG, 50 A @ 75⁰C MAX AC OUTPUT CURRENT (Σ of Micros in Branch Circuits ) x (Max Micro Inverter Output Current) + Rated output current BEES x (Continuous Load)[210.19(A)(1)] 10 X 1.21 A + 16 A X 1.25 35.13 A TOTAL AMPACITY (High Temp)[Table 310(B)(2)(A) x (Conductor Ampacity)[Table 310.15(B)(16)] x (Conduit Fill)[Table 310.15(B)(3)(a)]0.82 X 50 A X 1 41.00 A 35.13 A <41.00 A Therefore 8 AWG is sufficient OCPD CALCULATIONS MAX AC OUTPUT CURRENT (Σ of Micros in Branch Circuits ) x (Max Micro Inverter Output Current) + Rated output current BEES x (Continuous Load)[210.19(A)(1)] 10 X 1.21 A + 16 A X 1.25 35.13 A 35.13 A --->40 A Overcurrent Protection (PSC Function will be used to limit current to 20 Amps) SYSTEM CHARACTERISTICS VALUES MAX POWER-POINT CURRENT (Module IMP) x (# Strings)10.89 A X 1 10.89 A MAX POWER-POINT VOLTAGE (Module VMP) x (# Modules / Largest String)37.64 V X 1 37.64 V MAX SYSTEM VOLTAGE (Voltage Correction Factor) x (Module VOC) x (# Modules / Largest String) 45.37 V X 1 X 1.14 51.72 V MAX CIRCUIT CURRENT (Module ISC) x (# Strings) x (Continuous Load) 11.20 A X 1 X 1.25 14 A 931 W Eighteenth St10/18/2024