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SHEET NAME <br />SHEET SIZE <br />SHEET NUMBER <br />ANSI D <br />17" X 11" <br />REVISIONS <br />Signature with Seal <br />PROJECT NAME & ADDRESS <br />PV-6 <br /> M <br />I <br />C <br />H <br />A <br />E <br />L <br /> <br />Y <br />I <br />70 <br />9 <br /> <br />W <br /> <br />J <br />O <br />N <br />Q <br />U <br />I <br />L <br /> <br />R <br />D <br />, <br /> <br />S <br />A <br />N <br />T <br />A <br />AN <br />A <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />6 <br />, <br /> <br />U <br />S <br />A <br />REVDATEDESCRIPTION <br />NEW09/17/2025ORIGINAL PLAN <br />CONTRACTOR <br />SOLAR OPTIMUM INC. <br />ADDRESS: 1833 S VICTORY BLVD, <br />GLENDALE, CA 91201, USA <br />TEL:(818)804-3122 <br />LIC#: 972228, C-10 <br />AP <br />N <br />: <br /> <br /> <br />00 <br />2 <br />- <br />0 <br />3 <br />7 <br />- <br />1 <br />4 <br />ARPIAR TARVERDI <br />WIRING <br />CALCULATION <br />SCALE: N.T.S <br />1 <br />PV-6 <br />WIRING CALCULATION <br />ELECTRICAL NOTES <br />1.) ALL EQUIPMENT TO BE LISTED BY UL OR OTHER NRTL, AND LABELED FOR ITS APPLICATION. <br />2.) ALL CONDUCTORS SHALL BE COPPER, RATED FOR 600 V AND 75 DEGREE C WET ENVIRONMENT. <br />3.) WIRING, CONDUIT, AND RACEWAYS MOUNTED ON ROOFTOPS SHALL BE ROUTED DIRECTLY TO, AND LOCATED AS CLOSE AS <br />POSSIBLE TO THE NEAREST RIDGE, HIP, OR VALLEY. <br />4.) WORKING CLEARANCES AROUND ALL NEW AND EXISTING ELECTRICAL EQUIPMENT SHALL COMPLY WITH NEC 110.26. <br />5.) DRAWINGS INDICATE THE GENERAL ARRANGEMENT OF SYSTEMS. CONTRACTOR SHALL FURNISH ALL NECESSARY OUTLETS, <br />SUPPORTS, FITTINGS AND ACCESSORIES TO FULFILL APPLICABLE CODES AND STANDARDS. <br />6.) WHERE SIZES OF JUNCTION BOXES, RACEWAYS, AND CONDUITS ARE NOT SPECIFIED, THE CONTRACTOR SHALL SIZE THEM <br />ACCORDINGLY. <br />7.) ALL WIRE TERMINATIONS SHALL BE APPROPRIATELY LABELED AND READILY VISIBLE. <br />8.) MODULE GROUNDING CLIPS TO BE INSTALLED BETWEEN MODULE FRAME AND MODULE SUPPORT RAIL, PER THE <br />GROUNDING CLIP MANUFACTURER'S INSTRUCTION. <br />9.) MODULE SUPPORT RAIL TO BE BONDED TO CONTINUOUS COPPER G.E.C. VIA WEEB LUG OR ILSCO GBL-4DBT LAY-IN LUG. <br />10.) THE POLARITY OF THE GROUNDED CONDUCTORS IS NEGATIVE <br />PERCENT OF <br />VALUES <br />NUMBER OF CURRENT <br />CARRYING CONDUCTORS <br />IN EMT <br />.80 4-6 <br />.70 7-9 <br />.50 10-20 <br />INVERTER SPECIFICATIONS <br />MANUFACTURER / MODEL #TESLA POWERWALL 3 <br />NOMINAL OUTPUT CURRENT 48A <br />NOMINAL OUTPUT VOLTAGE 240 VAC <br />AMBIENT TEMPERATURE SPECS <br /> AMBIENT TEMP (HIGH TEMP 2%)33° <br /> CONDUIT HEIGHT 7/8" <br /> ROOF TOP TEMP 33° <br /> CONDUCTOR TEMPERATURE RATE ON ROOF 75° <br /> CONDUCTOR TEMPERATURE RATE OFF ROOF 75° <br />DC CONDUCTOR AMPACITY CALCULATIONS: <br />FROM ROOF TOP JUNCTION BOX TO TESLA POWERWALL 3 <br />AMBIENT TEMPERATURE ADJUSTMENT FOR EXPOSED CONDUIT <br />EXPECTED WIRE TEMP (°C): 33° <br />TEMP CORRECTION PER TABLE 310.15: 0.94 <br />#OF CURRENT CARRYING CONDUCTORS: 08 <br />CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a): 0.70 <br />CIRCUIT CONDUCTOR SIZE: 10 AWG <br />CIRCUIT CONDUCTOR AMPACITY: 35A <br />REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(A&B): <br />1.25 X MODULES ISC CURRENT PER STRING <br />STRING #1 : 1.25 X 13.79 = 17.24A <br />STRING #2 : 1.25 X 13.79 = 17.24A <br />STRING #3 : 1.25 X 13.79 = 17.24A <br />STRING #4 : 1.25 X 13.79 = 17.24A <br />DERATED AMPACITY OF CIRCUIT CONDUCTOR PER NEC TABLE 310.15 <br />TEMP CORR. PER NEC TABLE 310.15 X <br />CONDUIT FILL CORR. PER NEC 310.15(B)(2)(a) X <br />CIRCUIT CONDUCTOR AMPACITY = 0.94 X 0.70 X 35 = 23.03A <br />EXPECTED WIRE TEMP (°C): 33° <br />TEMP CORRECTION PER NEC TABLE 310.15: 0.94 <br />CIRCUIT CONDUCTOR SIZE: 6 AWG <br />CIRCUIT CONDUCTOR AMPACITY: 65A <br />#OF CURRENT CARRYING CONDUCTORS: 3 <br />CONDUIT FILL PER NEC 310.15(B)(2)(a): 1.00 <br />REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(B): <br />1.25 X OUTPUT CURRENT OF TESLA POWERWALL 3 <br />1.25 X 48 = 60.00A <br />DERATED AMPACITY OF CIRCUIT CONDUCTORS PER NEC TABLE 310.15: <br />TEMP CORR. PER NEC 310.15 X <br />CONDUIT FILL CORR. PER NEC 310.15(B)(2)(a) X <br />CIRCUIT CONDUCTOR AMPACITY = <br />0.94 X 1.00 X 65 = 61.10A <br />AC CONDUCTOR AMPACITY CALCULATIONS: <br />FROM TESLA POWERWALL 3 TO (EX.) MSP: