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REV SHEET NAME SHEET NUMBER DATE DESCRIPTION VERSION PV-6 PROJECT NAME UR11/22/2022 INITIAL RELEASE LO P E Z , B Y R O N 35 1 0 S W O O D L A N D P L , SA N T A A N A , C A 9 2 7 0 7 U S A AP N # 4 1 0 1 9 3 2 1 UT I L I T Y : S C E AH J : C I T Y O F S A N T A A N A SHEET SIZE ANSI B 11" X 17" ENERGY RENOVATION CENTER 11731 Sterling Avenue, Unit G Riverside, CA 92503 LIC:- 1009326 PH:- 8886040226 pm@energyrenovationcenter.com ELECTRICAL CALCULATION SOLAR MODULE SPECIFICATIONS MANUFACTURER / MODEL #Canadian Solar CS3N-395MS (395W) MODULES VMP 37.0 IMP 10.68 VOC 44.3 ISC 11.44 MODULE DIMENSION 76.4"L x 41.3"W x 1.38"D (In Inch) INVERTER SPECIFICATIONS MANUFACTURER / MODEL #ENPHASE ENERGY IQ8PLUS-72-2-US NOMINAL OUTPUT VOLTAGE 240 VAC NOMINAL OUTPUT CURRENT 1.21A AMBIENT TEMPERATURE SPECS WEATHER STATION: TUSTIN MCAF RECORD LOW TEMP 2° AMBIENT TEMP (HIGH TEMP 2%)31° CONDUIT HEIGHT (ABOVE ROOF)7/8" ROOF TOP TEMP 31° CONDUCTOR TEMPERATURE RATE (ON ROOF)90° CONDUCTOR TEMPERATURE RATE (OFF ROOF)75° MODULE TEMPERATURE COEFFICIENT OF Voc -0.26%/°C PERCENT OF VALUES NUMBER OF CURRENT CARRYING CONDUCTORS IN EMT .80 4-6 .70 7-9 .50 10-20 ELECTRICAL CALCULATION SCALE: NTS1 ELECTRICAL NOTES 1.) ALL EQUIPMENT TO BE LISTED BY UL OR OTHER NRTL, AND LABELED FOR ITS APPLICATION. 2.) ALL CONDUCTORS SHALL BE COPPER, RATED FOR 600 V AND 90 DEGREE C WET ENVIRONMENT. 3.) WIRING, CONDUIT, AND RACEWAYS MOUNTED ON ROOFTOPS SHALL BE ROUTED DIRECTLY TO, AND LOCATED AS CLOSE AS POSSIBLE TO THE NEAREST RIDGE, HIP, OR VALLEY. 4.) WORKING CLEARANCES AROUND ALL NEW AND EXISTING ELECTRICAL EQUIPMENT SHALL COMPLY WITH CEC 110.26. 5.) DRAWINGS INDICATE THE GENERAL ARRANGEMENT OF SYSTEMS. CONTRACTOR SHALL FURNISH ALL NECESSARY OUTLETS, SUPPORTS, FITTINGS AND ACCESSORIES TO FULFILL APPLICABLE CODES AND STANDARDS. 6.) WHERE SIZES OF JUNCTION BOXES, RACEWAYS, AND CONDUITS ARE NOT SPECIFIED, THE CONTRACTOR SHALL SIZE THEM ACCORDINGLY. 7.) ALL WIRE TERMINATIONS SHALL BE APPROPRIATELY LABELED AND READILY VISIBLE. 8.) MODULE GROUNDING CLIPS TO BE INSTALLED BETWEEN MODULE FRAME AND MODULE SUPPORT RAIL, PER THE GROUNDING CLIP MANUFACTURER'S INSTRUCTION. 9.) MODULE SUPPORT RAIL TO BE BONDED TO CONTINUOUS COPPER G.E.C. VIA WEEB LUG OR ILSCO GBL-4DBT LAY-IN LUG. 10.) THE POLARITY OF THE GROUNDED CONDUCTORS IS NEGATIVE AC CONDUCTOR AMPACITY CALCULATIONS: FROM JUNCTION BOX TO COMBINER BOX: AMBIENT TEMPERATURE ADJUSTMENT FOR EXPOSED CONDUIT PER CEC 310.15(B)(3)(c): (7/8"RULE) EXPECTED WIRE TEMP (°C): 31° TEMP CORRECTION PER TABLE 310.15(B)(2)(a): 0.96 # OF CURRENT CARRYING CONDUCTORS: 4 CONDUIT FILL CORRECTION PER CEC 310.15(B)(3)(a): 0.80 CIRCUIT CONDUCTOR SIZE: 10 AWG CIRCUIT CONDUCTOR AMPACITY: 40A REQUIRED CIRCUIT CONDUCTOR AMPACITY PER CEC 690.8(A&B): 1.25 X # MICRO-INVERTERS (MAX. BRANCH LENGTH) X MAX OUTPUT CURRENT 1.25 X 08 X 1.21A = 12.10A DERATED AMPACITY OF CIRCUIT CONDUCTOR PER CEC TABLE 310.15(B)(2)(a) TEMP CORR. PER CEC TABLE 310.15(B)(2)(a) X CONDUIT FILL CORR. PER CEC 310.15(B)(3)(a) X CIRCUIT CONDUCTOR AMPACITY = 0.96 X 0.80 X 40 = 30.72A AC CONDUCTOR AMPACITY CALCULATIONS: FROM COMBINER BOX TO INTERCONNECTION: # OF INVERTERS: 15 EXPECTED WIRE TEMP (°C): 31° TEMP CORRECTION PER TABLE 310.15(B)(2)(a): 0.94 # OF CURRENT CARRYING CONDUCTORS: 3 CONDUIT FILL PER CEC 310.15(B)(3)(a): 1.0 CIRCUIT CONDUCTOR SIZE: 10 AWG CIRCUIT CONDUCTOR AMPACITY: 35 A REQUIRED CIRCUIT CONDUCTOR AMPACITY PER CEC 690.8(B): 1.25 X # MICRO-INVERTERS X MAX OUTPUT CURRENT = 1.25 X 15 X 1.21 = 22.69A DERATED AMPACITY OF CIRCUI T CONDUCTORS PER CEC TABLE 310.16: TEMP CORR. PER CEC TABLE 310.15(B)(2)(a) X CONDUIT FILL CORR. PER CEC 310.15(B)(3)(a) X CIRCUIT CONDUCTOR AMPACITY = 0.94 X 1.0 X 35= 32.9 A RESULT SHOULD BE GREATER THAN (12.10A) OTHERWISE LESS THE ENTRY FOR CIRCUIT CONDUCTOR SIZE AND AMPACITY RESULT SHOULD BE GREATER THAN (22.69A) OTHERWISE LESS THE ENTRY FOR CIRCUIT CONDUCTOR SIZE AND AMPACITY 3510 S Woodland Pl02/10/23