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l <br />W <br />V <br />A <br />V <br />A <br />LBS <br />W <br />PV-3 <br />ELECTRICAL <br />CALCULATION <br /> MODULE CHARACTERISTICS - <br />405 <br />37.22 <br />13.7 <br />30.93 <br />13.10 <br />47.4 <br />376.5 <br />SEG 405W SEG-405-BMD-HV <br />Max Power <br />Open Circuit Voltage (Voc) <br /> Short Circuit Current (Isc) <br />Max Power Voltage (Vmp) <br /> Max Power Current (Imp) <br />Modules Weight <br />PTC Power Rating <br />Sheet: <br />Date: <br />12.10.2025 <br />Residential Roof <br />Mounted <br />Photovoltaic System <br />Courtney Construction <br />Project Name and Address: <br />1904 Heliotrope Dr, <br /> Santa Ana, CA 92706 <br />Title: <br />NRG Clean Power <br />7012 Owensmouth Ave <br />Canoga Park, CA 91303 <br />1-888-650-4750 <br />www.nrgcleanpower.com <br />Lic# C10-1026168 <br />Oren Tamir <br />System Size (DC): <br />Modules: <br />x SEG Solar 405W <br />(SEG-405-BMD-HV) <br />40 <br />Inverter & Battery: <br />x 11.5 KW / 13.5KWH <br /> Tesla Powerwall 3 <br /> 1707000-xx-y(120/240V) <br />System Size (AC-CEC): <br />x =40 405 16.20 KW <br /> 1 <br />x x =40 376.5 0.975 14.68 KW <br />MCI: <br />xTesla PV Rapid Shut Down MCI-112 <br />AC WIRE SIZING CALCULATION <br />At Inverter (C)3 x (#6) AWG THWN-2 1 x (#8) AWG CU EGC 3/4" EMT TYPE CONDUIT <br /> MAXIMUM INVERTER OUTPUT CURRENT 48.0 <br /> CONSIDER CONTINUOUS COEFFICIENT 1.25 <br /> TEMPERATURE FACTOR 0.91 <br /> CONSIDER CONTINUOUS 48.0 x 1.25 60.0 <br />TEMPERATURE ADJUSTMENT 60.0 / 0.91 65.9 <br />DC WIRE SIZING CALCULATION <br />At Array (A)12 x (#12) AWG PV-WIRE 1 x (#6) AWG BARE CU EGC FREE IN THE AIR <br />3xAt Array (B)4 x (#10) AWG THWN-2 1 x (#8) AWG CU EGC 3/4"/1" PVC EMT TYPE <br />CONDUIT <br />MAX NUMBER OF MODULES IN STRING 8 <br />MODULES OPEN CIRCUIT VOLTAGE (VOC)37.2 <br />8 x 37.2 x 1.12 =333.5 V <= 550 (V). <br />SHORT CIRCUIT CURRENT 13.70 <br /> CONSIDER CONTINUOUS COEFFICIENT 1.25 <br />RACEWAY HEIGHT 7/8" ABOVE ROOF 1.0 <br />SHORT CIRCUIT CURRENT 13.70 x 1.25 x 1.25 21.4 <br />ADJUSTED CONDUCTOR AMPACITY 21.4 /0.8 /1.0 26.8 <br />ADJST. FACTOR (4 thru 6 wires)0.8 <br />(A) <br />(A) <br />(A) <br />(A) <br />(A)