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REV SHEET NAME SHEET SIZE SHEET NUMBER ANSI B 11" X 17" DATEDESCRIPTION REVISIONS Signature with Seal PROJECT NAME & ADDRESS PV-6 PROJECT ID VI C T O R P E R E Z 29 0 6 S H A L L A D A Y S T , SA N T A A N A , CA 9 2 7 0 5 ,US A FRESH07/02/2022ORIGINAL PLAN 2065 W OBISPO AVE #102 GILBERT, AZ 85233 USA 866-572-2637 LIC # CA-1019100 ABHISHEK MAHESH A08/31/2022REV B09/27/2022REV C09/28/2022REV D02/14/2023REV E02/16/2023REV F02/20/2023REV G09/15/2023REV WIRING CALCULATIONS 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 NEC 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 PAGE 6 OF 18 NUMBER OF CURRENT CARRYING CONDUCTORS IN EMT 4-6 7-9 10-20 PERCENT OF VALUES .80 .70 .50 DC CONDUCTOR AMPACITY CALCULATIONS: ARRAY TO JUNCTION BOX: SOLAR MODULE SPECIFICATIONS MANUFACTURER / MODEL # LONGI SOLAR LR4-60HPB 355M 355 (355W)MODULES VMP 34.6 IMP 10.27 VOC 40.6 ISC 11.25 MODULE DIMENSION 69.09"L x 40.87"W x 1.50"D (In Inch) INVERTER SPECIFICATIONS MANUFACTURER / MODEL #SOLAREDGE TECHNOLOGY SE10KUS NOMINAL AC POWER 10.00KW NOMINAL OUTPUT VOLTAGE 208 VAC NOMINAL OUTPUT CURRENT 27.8A AMBIENT TEMPERATURE SPECS RECORD LOW TEMP 2° AMBIENT TEMP (HIGH TEMP 2%)31° CONDUIT HEIGHT 0.5" ROOF TOP TEMP 53° CONDUCTOR TEMPERATURE RATE 90° MODULE TEMPERATURE COEFFICIENT OF Voc -0.29%/°C EXPECTED WIRE TEMP (In Celsius)31° TEMP. CORRECTION PER TABLE (310.16)0.96 NO. OF CURRENT CARRYING CONDUCTORS 2 CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a)1.00 CIRCUIT CONDUCTOR SIZE 10 AWG CIRCUIT CONDUCTOR AMPACITY 40A REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(A&B) 17.58A 1.25 X 1.25 X MODULE ISC DERATED AMPACITY OF CIRCUIT CONDUCTOR PER NEC TABLE 310.16 38.40ATEMP. CORRECTION PER TABLE (310.16) X CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a) X CIRCUIT CONDUCTOR AMPACITY Result should be greater than (17.58A) otherwise less the entry for circuit conductor size and ampacity DC CONDUCTOR AMPACITY CALCULATIONS: FROM JUNCTION BOX TO INVERTER: AMBIENT TEMPERATURE ADJUSTMENT FOR EXPOSED CONDUIT PER NEC 310.15(B)(2)(c)+22° EXPECTED WIRE TEMP (In Celsius)31 +22 = 53 TEMP. CORRECTION PER TABLE (310.16)0.76 NO. OF CURRENT CARRYING CONDUCTORS 2 CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a)1.00 CIRCUIT CONDUCTOR SIZE 10AWG CIRCUIT CONDUCTOR AMPACITY 40A REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(A&B) 18.75A 1.25 X OPTIMIZER OUTPUT CURRENT DERATED AMPACITY OF CIRCUIT CONDUCTOR PER NEC TABLE 310.16 30.40ATEMP. CORRECTION PER TABLE (310.16) X CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a) X CIRCUIT CONDUCTOR AMPACITY Result should be greater than (18.75A) otherwise less the entry for circuit conductor size and ampacity AC CONDUCTOR AMPACITY CALCULATIONS: FROM INVERTER TO SUBPANEL: No. OF INVERTER 1 EXPECTED WIRE TEMP (In Celsius)31° TEMP. CORRECTION PER TABLE (310.16)0.96 NO. OF CURRENT CARRYING CONDUCTORS 4 CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a)0.80 CIRCUIT CONDUCTOR SIZE 8AWG CIRCUIT CONDUCTOR AMPACITY 55A REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(B) 34.75A 1.25 X MAX INVERTER OUTPUT CURRENT DERATED AMPACITY OF CIRCUIT CONDUCTOR PER NEC TABLE 310.16 42.24ATEMP. CORRECTION PER TABLE (310.16) X CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a) X CIRCUIT CONDUCTOR AMPACITY Result should be greater than (34.75A) otherwise less the entry for circuit conductor size and ampacity AC CONDUCTOR AMPACITY CALCULATIONS: FROM SUBPANEL TO MAIN SERVICE PANEL: No. OF INVERTER 1 EXPECTED WIRE TEMP (In Celsius)31° TEMP. CORRECTION PER TABLE (310.16)0.96 NO. OF CURRENT CARRYING CONDUCTORS 4 CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a)0.80 CIRCUIT CONDUCTOR SIZE 250kcmil CIRCUIT CONDUCTOR AMPACITY 290A REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(B) 200.00A SUB-FEEDER BREAKER DERATED AMPACITY OF CIRCUIT CONDUCTOR PER NEC TABLE 310.16 222.72ATEMP. CORRECTION PER TABLE (310.16) X CONDUIT FILL CORRECTION PER NEC 310.15(B)(2)(a) X CIRCUIT CONDUCTOR AMPACITY Result should be greater than (200.00A) otherwise less the entry for circuit conductor size and ampacity 2906 S Halladay St - 2018139112/4/2023