4928 GLACIER LN 2024-07-01 - Laserfiche WebLink

AC WIRE SIZING CALCULATIONS BASED ON FOLLOWING EQUATIONS OCPD CALCULATION CONTRACTOR INFORMATION REQUIRED CONDUCTOR AMPACITY: ALLOWABLE BACKFEED: INVERTER OUTPUT CURRENT*#OF INVERTERS = MAX CURRENT PER 690.8(A)(1)(e) * 125% MAIN PANEL RATING = 200A _ = MAX CURRENT PER 690.8(B)(1) MAIN BREAKER RATING = 200A SUNERGYsYsT Ms� CORRECTED AMPACITY CALCULATIONS: LINE SIDE TAP 100% OF ALLOWABLE BACKFEED = 200A Employee Owned \\� DERATED CONDUCTOR AMPACITY PER 690.8(B)(2) = AMPACITY * TEMPERATURE DERATE FACTOR * CONDUIT FILL DERATE INVERTER OVERCURRENT PROTECTION: SUNERGY SYSTEMS DERATED CONDUCTOR AMPACITY CHECK : MAX CURRENT PER 690.8(B)(1) < INVERTER OVERCURRENT PROTECTION = MICROINVERTER O/P CURRENT*# OF DERATED CONDUCTOR AMPACITY MICROINVERTERS * CONTINUOUS LOAD (1.25) ADDRESS: 4546 LEARY WAY = (1.45 *45) * 1.25 NORTHWEST, SEATTLE, WA 98107 = 65.25 * 1.25 PHONE NUMBER: (206)-571-4726 = 81.56A PV OVERCURRENT PROTECTION = 90A> 81.56A LICENSE NUMBER: SUNERS1905D4 LICENSE TYPE: ELECTRICAL PV BACKFEED <_ 90A PV OVERCURRENT PROTECTION CUSTOMER INFORMATION NAME: SANDRA YAMEOGO ADDRESS: 4928 GLACIER LANE, EVERETT, WA 98203 ELECTRICAL NOTES WIRE SIZE CALCULATIONS COORDINATES: 47.952131, -122.215528 1. CONDUCTORS EXPOSED TO SUNLIGHT SHALL BE LISTED AS SUNLIGHT RESISTANT PER AMBIENT TEMPERATURE @ 27°C APN: 00611100002400 NEC 310.10(D). TAG 1: (AC) 2. CONDUCTORS EXPOSED TO WET LOCATIONS SHALL BE SUITABLE FOR USE IN WET REQUIRED CONDUCTOR AMPACITY (1.45 * 9 * 1.25) = 16.31A LOCATIONS PER NEC 310.10(C). CORRECTED AMPACITY CALCULATION (1 * 1 * 25) = 25A 18.450kW DC / 15.705kW AC ROOF 3. MAXIMUM DC/AC VOLTAGE DROP SHALL BE NO MORE THAN 2%. 16.31A < 25A (#12 AWG ENPHASE Q CABLE) MOUNT PV SYSTEM 4. ALL CONDUCTORS SHALL BE IN CONDUIT UNLESS OTHERWISE NOTED. TAG 2: (AC) 5. BREAKER/FUSE SIZES PER NEC 240. REQUIRED CONDUCTOR AMPACITY (1.45 * 9 * 1.25) = 16.31A 6. AC EQUIPMENT GROUNDING CONDUCTOR SIZED PER NEC 250.122. CORRECTED AMPACITY CALCULATION (1 * 0.5 * 35) = 17.5A 7. THE AMBIENT TEMPERATURE CORRECTION FACTOR IS BASED ON NEC 310.15(B)(1). 16.31A < 17.5A 0" EMT, #10 AWG THHN/THWN-2, Cu) 8. MAX. SYSTEM VOLTAGE COEFFICIENT IS FROM MODULE MANUFACTURER OR NEC 690.7 TAG 3: (AC) WHEN MANUFACTURER COEFFICIENT UNAVAILABLE. REQUIRED CONDUCTOR AMPACITY (1.45 *45 * 1.25) = 81.56A 9. CONDUCTORS ARE SIZED PER NEC TABLE 310.16. CORRECTED AMPACITY CALCULATION (1 * 1 * 85) = 85A 10. CONDUIT SHALL BE INSTALLED MINIMUM 7/8" FROM ROOF SURFACE. 81.56A < 85A (1" EMT, #4 AWG THHN/THWN-2, Cu) TAG 4: (AC) REQUIRED CONDUCTOR AMPACITY (1.45 *45 * 1.25) = 81.56A CORRECTED AMPACITY CALCULATION (1 * 1 * 85) = 85A 81.56A < 85A (1" PVC, #4 AWG THHN/THWN-2, Cu) PROJECT ID AUR-93552 DATE 3/2/2024 CREATED BY KG SIGNATURE ELECTRICAL CALCULATIONS PV-4.1