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ELECTRICAL CALCULATION <br />E-1.1 <br />ELECTRICAL CALCULATION <br />CUSTOMER INFORMATION <br />NAME&ADDRESS: <br />33°42'52.12"N 117°54'10.30"W <br />APN:412-311-09 <br />AHJ:CA-CITY OF SANTA ANA <br />UTILITY:SCE <br />SYSTEM INFORMATION <br />DESIGNER/CHECKED BY: <br />PA/VR <br />PROJECT NUMBER:GOSG-004333 <br />SCALE:AS NOTED PAPER SIZE:17"x11" <br />QUAN HY <br />2402 S MANITOBA DR, SANTA ANA, CA 92704. <br />ENGINEER OF RECORD <br />DC SYSTEM SIZE : 8840W <br />AC SYSTEM SIZE : 7540W <br />CEC AC SYSTEM SIZE : 8028W <br />MODULES: <br />(26)HANWHA Q CELLS Q.PEAK DUO BLK-G6+ 340W <br />INVERTER: <br />(26)ENPHASE IQ7PLUS-72-2-US (240V,1PH) <br />BRANCH DETAILS: <br />(1)BRANCH OF 10 MICRO INVERTERS(10 MODULES) <br />(2)BRANCH OF 8 MICRO INVERTERS(8 MODULES) <br />DATE:01/27/2022 REV:A <br />17280 NEWHOPE ST,UNIT 18, <br />FOUNTAIN VALLEY,CA 92708. <br />TEL.NO: 949-309-2453 <br />LIC: #B/C10 - 1037212 <br />MODULE SPECIFICATION <br />MODEL HANWHA Q CELLS Q.PEAK DUO <br />BLK-G6+ 340W <br />MODULE POWER @ STC 340W <br />OPEN CIRCUIT VOLTAGE:Voc 40.66V <br />MAX POWER VOLTAGE:Vmp 33.94V <br />SHORT CIRCUIT VOLTAGE:Isc 10.52A <br />MAX POWER CURRENT:Imp 10.02A <br />MICRO INVERTER SPECIFICATIONS <br />MODEL ENPHASE IQ7PLUS-72-2-US <br />(240V,1PH) <br />POWER RATING 290W <br />MAX OUTPUT CURRENT 1.21A <br />CEC WEIGHTED EFFICIENCY 97% <br />MAX NO OF MICRO INVERTERS/BRANCH 13 <br />MAX DC VOLTAGE 60V <br />ELECTRICAL NOTES: <br />1. MAXIMUM DC/AC VOLTAGE DROP SHALL BE NO <br />MORE THAN 2%. <br />2. BREAKER/FUSE SIZES CONFORMS TO CEC 240.6 <br />CODE SECTION. <br />3. AC GROUNDING ELECTRODE CONDUCTOR SIZED <br />PER CEC 250.66. <br />4. AMBIENT TEMPERATURE CORRECTION FACTOR IS <br />BASED ON CEC 690.31(A). <br />5. AMBIENT TEMPERATURE ADJUSTMENT FACTOR IS <br />BASED ON CEC 310.15(B)(2). <br />6. MAX. SYSTEM VOLTAGE CORRECTION IS PER CEC <br />690.7. <br />7. CONDUCTORS ARE SIZED PER WIRE AMPACITY <br />TABLE CEC 310.15(B)(16). <br />8. CONDUCTORS EXPOSED TO SUNLIGHT SHALL BE <br />LISTED AS SUNLIGHT RESISTANT PER CEC 310.10(D). <br />9. CONDUCTORS EXPOSED TO WET LOCATIONS <br />SHALL BE SUITABLE FOR USE IN WET LOCATIONS <br />PER CEC 310.10(C). <br />ELECTRICAL CALCULATION <br />AC WIRE CALCULATIONS:- MATERIAL:COPPER & TEMPERATURE RATING:90°C <br />TAG <br />ID REQUIRED CONDUCTOR AMPACITY CORRECTED AMPACITY CALCULATION TERMINAL RATING CHECK DERATED CONDUCTOR AMPACITY CHECK <br />1 1.21 X 8 = 9.68 X 1.25 = 12.10A 30 X 0.96 X 1 =28.80A 12.10A <25A 12.10A <28.80A <br />2 1.21 X 8 = 9.68 X 1.25 = 12.10A 40 X 0.96 X 0.8 =30.72A 12.10A <35A 12.10A <30.72A <br />1A 1.21 X 10 = 12.10 X 1.25 = 15.13A 30 X 0.96 X 1 =28.80A 15.13A <25A 15.13A <28.80A <br />2A 1.21 X 10 = 12.10 X 1.25 = 15.13A 40 X 0.96 X 1 =38.40A 15.13A <35A 15.13A <38.40A <br />3 1.21 X 26 = 31.46 X 1.25 = 39.33A 55 X 0.96 X 1 =52.80A 39.33A <50A 39.33A <52.80A