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AC WIRE SIZING CALCULATIONS BASED ON FOLLOWING EQUATIONS OCPD CALCULATION CONTRACTOR INFORMATION <br /> REQUIRED CONDUCTOR AMPACITY: ALLOWABLE BACKFEED: <br /> INVERTER OUTPUT CURRENT*#OF INVERTERS = MAX CURRENT PER 690.8(A)(1)(e) * 125% MAIN PANEL RATING = 200A _ <br /> = MAX CURRENT PER 690.8(B)(1) MAIN BREAKER RATING = 200A SUNERGYsYsT Ms� <br /> CORRECTED AMPACITY CALCULATIONS: LINE SIDE TAP 100% OF ALLOWABLE BACKFEED = 200A Employee Owned \\� <br /> DERATED CONDUCTOR AMPACITY PER 690.8(B)(2) = AMPACITY * TEMPERATURE DERATE <br /> FACTOR * CONDUIT FILL DERATE INVERTER OVERCURRENT PROTECTION: SUNERGY SYSTEMS INC. <br /> DERATED CONDUCTOR AMPACITY CHECK : MAX CURRENT PER 690.8(B)(1) < INVERTER OVERCURRENT PROTECTION = MICROINVERTER O/P CURRENT*# OF <br /> DERATED CONDUCTOR AMPACITY MICROINVERTERS * CONTINUOUS LOAD (1.25) ADDRESS: 4546 LEARY WAY <br /> _ (1.45 * 28) * 1.25 NORTHWEST, SEATTLE, WA 98107 <br /> = 40.60 * 1.25 PHONE NUMBER: (206) 302-9464 <br /> = 50.75A <br /> PV OVERCURRENT PROTECTION = 60A> 50.75A LICENSE NUMBER: SUNERS1905D4 <br /> PV BACKFEED <_ 60A PV OVERCURRENT PROTECTION CUSTOMER INFORMATION <br /> NAME: MUSTAFA RASHID <br /> ADDRESS: 4897 ALPINE DRIVE, <br /> EVERETT, WA 98203 <br /> COORDINATES: 47.952122, <br /> ELECTRICAL NOTES WIRE SIZE CALCULATIONS -122.217703 <br /> APN: 00611100006600 <br /> 1. CONDUCTORS EXPOSED TO SUNLIGHT SHALL BE LISTED AS SUNLIGHT RESISTANT PER AMBIENT TEMPERATURE @ 27°C <br /> NEC 310.10(D). TAG 1: (AC) 11.480kW DC /9.772kW AC ROOF <br /> 2. CONDUCTORS EXPOSED TO WET LOCATIONS SHALL BE SUITABLE FOR USE IN WET REQUIRED CONDUCTOR AMPACITY (1.45 * 10 * 1.25) = 18.12A MOUNT PV SYSTEM <br /> LOCATIONS PER NEC 310.10(C). CORRECTED AMPACITY CALCULATION (1 * 1 * 25) = 25.00A <br /> 3. MAXIMUM DC/AC VOLTAGE DROP SHALL BE NO MORE THAN 2%. 18.12A < 25.00A (#12 AWG ENPHASE Q CABLE) <br /> 4. ALL CONDUCTORS SHALL BE IN CONDUIT UNLESS OTHERWISE NOTED. TAG 2: (AC) <br /> 5. BREAKER/FUSE SIZES PER NEC 240. REQUIRED CONDUCTOR AMPACITY (1.45 * 10 * 1.25) = 18.12A <br /> 6. AC EQUIPMENT GROUNDING CONDUCTOR SIZED PER NEC 250.122. CORRECTED AMPACITY CALCULATION (1 * 0.8 * 35) = 28.00A <br /> 7. THE AMBIENT TEMPERATURE CORRECTION FACTOR IS BASED ON NEC 310.15(B)(1). 18.12A < 28.00A (3/4" EMT, #10 AWG THHN/THWN-2, Cu) <br /> 8. MAX. SYSTEM VOLTAGE COEFFICIENT IS FROM MODULE MANUFACTURER OR NEC 690.7 TAG 3: (AC) <br /> WHEN MANUFACTURER COEFFICIENT UNAVAILABLE. REQUIRED CONDUCTOR AMPACITY (1.45 * 28 * 1.25) = 50.75A <br /> 9. CONDUCTORS ARE SIZED PER NEC TABLE 310.16. CORRECTED AMPACITY CALCULATION (1 * 1 * 65) = 65.00A <br /> 10. CONDUIT SHALL BE INSTALLED MINIMUM 7/8" FROM ROOF SURFACE. 50.75A < 65.00A (3/4" EMT, #6 AWG THHN/THWN-2, Cu) <br /> PROJECT ID AUR-83962 <br /> DATE 8/23/2023 <br /> CREATED BY SSB <br /> SIGNATURE <br /> ELECTRICAL CALCULATIONS <br /> PV-4.1 <br />