Laserfiche WebLink
CSLB # 1054136 <br />PHONE 800.737.9892 <br />NEXT DOOR HOME CONST. <br />9800D TOPANGA CANYON BLVD <br />CHATSWORTH,CA 91311 <br />CONTRACTOR: <br />RESIDENCE: <br />ERIC CHRISTENSEN <br />2115 N GREENBRIER S, <br /> SANTA ANA, CA 92706 <br />APN #: 00111204 <br />SHEET:5 <br />REV:3/17/2023 <br />ELECT. CALCS <br />ELECTRICAL CALCULATIONS <br />AC WIRE SIZING CALCULATIONS <br />AT ARRAY <br />BRANCH CIRCUIT 1 (Max Micro Inverter Output) x (Continuous Load)[210.19(A)(1)] x <br />(# Micros In Branch Circuit)=1.21 A x 1.25 x 08 12.10 A <br />BRANCH CIRCUIT 2 (Max Micro Inverter Output) x (Continuous Load)[210.19(A)(1)] x <br />(# Micros In Branch Circuit)=1.21 A x 1.25 x 08 12.10 A <br />BRANCH CIRCUIT 3 (Max Micro Inverter Output) x (Continuous Load)[210.19(A)(1)] x <br />(# Micros In Branch Circuit)=1.21 A x 1.25 x 08 12.10 A <br />TOTAL AMPACITY (High Temp)[Table 310.16] x (Conductor Ampacity)[Table 310.16] x <br />(Conduit Fill)[Table 310.15(B)(2)(a)]0.96 x 30A x 1.0 28.8A <br />12.10 A < 28.8‬ A. Therefore 12 AWG/ Q CABLE is sufficient <br />AFTER J-BOX <br />BRANCH CIRCUIT (Max Micro Inverter Output) x (Continuous Load)[210.19(A)(1)] x <br />(# Modules In Branch Circuit)=1.21 A x 1.25 x 08 12.10 A <br />TOTAL AMPACITY (High Temp)[Table 310.16] x (Conductor Ampacity)[Table 310.16] x <br />(Conduit Fill)[Table 310.15(B)(2)(a)]0.82 x 40 x 0.80 26.24 A <br />12.10 A < 26.24 A. Therefore 10 AWG is sufficient <br />AFTER PV LOAD CENTER <br />MAX AC OUTPUT CURRENT (Σ of Micros in Branch Circuits ) x (Max Micro Inverter Output Current) <br />x (Continuous Load)[210.19(A)(1)]24 x 1.21 A x 1.25 36.30 A <br />TOTAL AMPACITY (High Temp)[Table 310.16] x (Conductor Ampacity)[Table 310.16] x <br />(Conduit Fill)[Table 310.15(B)(2)(a)]0.94 x 50A x 1.0 47 A <br />36.30 A < 47 ‬A. Therefore 8 AWG is sufficient <br />OCPD CALCULATIONS <br />MAX AC OUTPUT CURRENT (Σ of Micros in Branch Circuits ) x (Max Micro Inverter Output Current) <br />x (Continuous Load)[210.19(A)(1)]24 X 1.21 A x 1.25 36.30 A <br />36.30 A ≤ 40 A Overcurrent Protection <br />INVERTER CHARACTERISTICS - ENPHASE IQ7PLUS-72-2-US <br />(240V) [SI1] <br />MAX OUTPUT POWER 290 W <br />MIN INPUT / MAX START VOLTAGE 22 / 60 V <br />MAX CONTINUOUS OUTPUT CURRENT 1.21 A <br />MAX INPUT VOLTAGE 60 V <br />MAX INPUT SHORT CIRCUIT CURRENT 15 A <br />CEC MAX EFFICIENCY 97 % <br />MAIN PANEL - 120% CALCULATION <br />RATING OF MAIN BREAKER 200 A <br />RATING OF MAIN BUSS BAR 200 A <br />PV OCPD BREAKER 40 A <br />(200 A BUSS X 1.2) - 200 A MAIN = 40 A MAXIMUM BACKFEED <br />40A PV OCPD ≤ 40 A MAXIMUM BACKFEED, BUSS OK <br />ASSUMPTIONS <br />HIGH TEMPERATURE 31 °C <br />LOW TEMPERATURE 2 °C <br />TEMP ADDER FOR ROOF RUN 17 °C <br />TEMP ADDER FOR ATTIC RUN 7 °C <br />DC DISCONNECT VALUES <br />RATED MAX POWER-POINT CURRENT (IMP) 13.17 A <br />RATED MAX POWER-POINT VOLTAGE (VMP) 34.16 V <br />MAX SYSTEM VOLTAGE (VOC)41.34 V <br />MAX SHORT CIRCUIT CURRENT (ISC)13.80 A <br />MODULE CHARACTERISTICS - APTOS 440W <br />(DNA-120-MF10-440W) SOLAR MODULES <br />MAX POWER (PMAX) @ STC 440 W <br />OPEN CIRCUIT VOLTAGE (VOC)41.34 V <br />SHORT CIRCUIT CURRENT (ISC)13.80 A <br />MAX POWER VOLTAGE (VMP)34.16 V <br />MAX POWER CURRENT (IMP)13.17 A <br />SERIES FUSE RATING 25.0 A <br />2115 N Greenbrier <br />St05/31/23