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Last modified
6/6/2025 1:22:48 PM
Creation date
6/6/2025 1:22:16 PM
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Plan
Permit Number
20182412
101118679
101119764
Full Address
420 S Broadway
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REV: A <br />AHJ: CA-CITY OF SANTA ANA <br />33.741744, -117.870012 <br />APN: 39829218 <br />NAME: RICHARD DANG <br />DRAFTED BY: SANCHITA S. <br />ADDRESS: 420 S BROADWAY, SANTA <br />ANA, CA 92701 <br />UTILITY: SCE-SOUTHERN <br />CALIFORNIA EDISON <br />SCALE: AS NOTED <br />PRN NUMBER: ABC-84044 <br />PAPER SIZE: 17"X11"SHEET: E-03DATE: 08/25/2023 <br />DRAWING INFORMATION <br />CUSTOMER INFORMATION CONTRACTOR INFORMATION <br />QC'ED BY: GANESH. K <br />ELECTRICAL NOTES <br />ELECTRICAL CALCULATIONS <br />DC SYSTEM SIZE- 5220W, AC SYSTEM SIZE - 7600W, CEC AC RATING - 4752W <br />7.15 AMAX POWER CURRENT:Imp <br />7.81 ASHORT CIRCUIT CURRENT:Isc <br />30.2 VMAX POWER VOLTAGE:Vmp <br />39.5 VOPEN CIRCUIT VOLTAGE:Voc <br />290 WMODULE POWER @ STC <br />MODEL <br />MODULE SPECIFICATION <br />JINKO SOLAR JKM290M-60 (290W) <br />SOLAREDGE TECHNOLOGIES <br />SE7600H-US (240V) [SI-1] <br />480 VMAX DC VOLTAGE <br />20 AMAX INPUT CURRENT <br />99 %CEC WEIGHTED EFFICIENCY <br />32 AMAX OUTPUT CURRENT <br />7600 WPOWER RATING <br />MODEL <br />INVERTER-1 SPECIFICATIONS <br />13.74 A <br />30 A <br />480 V <br />380 V <br />5220 W <br />SYSTEM CHARACTERISTICS <br />DC SYSTEM SIZE <br />INVERTER STRING VOLTAGE:Vmp <br />MAX INVERTER SYSTEM <br />VOLTAGE:Voc <br />MAX SHORT CIRCUIT CURRENT <br />OPERATING CURRENT <br />15 ADCMAX OUTPUT CURRENT <br />11 ADCMAX INPUT CURRENT <br />60 VDCMAX INPUT VOLTAGE <br />8 VDCMIN INPUT VOLTAGE <br />MODEL <br />OPTIMIZER CHARACTERISTICS <br />P370 POWER OPTIMIZER <br />OCPD CALCULATION <br />ALLOWABLE BACKFEED: <br />MAIN PANEL RATING = 200 A <br />MAIN BREAKER RATING = 200 A <br />120% RULE: = ((MAIN PANEL RATING * 1.2) - MAIN BREAKER RATING) <br />= ((200 A*1.2) - 200 A) <br />= 40 A <br />ALLOWABLE BACKFEED = 40 A <br />INVERTER OVERCURRENT PROTECTION: <br />INVERTER OVERCURRENT PROTECTION = (INVERTER O/P CURRENT * CONTINUOUS LOAD(1.25)) <br />= (32 *1.25) <br />= 40 A <br />PV BREAKER = 40 A <br />ALLOWABLE BACKFEED 40 A 40 A OF PV BREAKER <br />THE DESIGNED INTERCONNECTION MEETS THE 705.12(B)(3)(2) REQUIREMENTS. <br />WIRE SIZE CALCULATIONS <br />= 52.8 A <br />= 40 A <br />= 30.72 A <br />= 18.75 A <br />= 38.4 A <br />= 18.75 A <br />TAG 1: (DC) <br />REQUIRED CONDUCTOR AMPACITY (15 * 1.25) <br />CORRECTED AMPACITY CALCULATION (0.96 * 1 * 40) <br />18.75A < 38.4A <br />TAG 2: (DC) <br />REQUIRED CONDUCTOR AMPACITY (15 * 1.25) <br />CORRECTED AMPACITY CALCULATION (0.96 * 0.8 * 40) <br />18.75A < 30.72A <br />TAG 3: (AC) <br />REQUIRED CONDUCTOR AMPACITY (32 * 1 * 1.25) <br />CORRECTED AMPACITY CALCULATION (0.96 * 1 * 55) <br />40A < 52.8A <br />AC WIRE SIZING CALCULATIONS BASED ON FOLLOWING EQUATIONS <br />DC WIRE SIZING CALCULATIONS BASED ON FOLLOWING EQUATIONS <br />REQUIRED CONDUCTOR AMPACITY: <br />Isc(A) * #OF PARALLEL STRINGS = MAX CURRENT PER 690.8(A)(1)(c) * 125% <br />= MAX CURRENT PER 690.8(B)(1) <br />CORRECTED AMPACITY CALCULATIONS: <br />DERATED CONDUCTOR AMPACITY PER 690.8(B)(2) = AMPACITY * TEMPERATURE DERATE FACTOR * <br /> CONDUIT FILL DERATE <br />DERATED CONDUCTOR AMPACITY CHECK: MAX CURRENT PER 690.8(B)(1)< DERATED CONDUCTOR AMPACITY <br />REQUIRED CONDUCTOR AMPACITY: <br />INVERTER OUTPUT CURRENT * #OF INVERTERS = MAX CURRENT PER 690.8(A)(1)(e) * 125% <br /> = MAX CURRENT PER 690.8(B)(1) <br />CORRECTED AMPACITY CALCULATIONS: <br />DERATED CONDUCTOR AMPACITY PER 690.8(B)(2) = AMPACITY * TEMPERATURE DERATE FACTOR * <br /> CONDUIT FILL DERATE <br />DERATED CONDUCTOR AMPACITY CHECK: MAX CURRENT PER 690.8(B)(1) < DERATED CONDUCTOR AMPACITY <br />1. CONDUCTORS EXPOSED TO WET LOCATIONS SHALL BE SUITABLE <br />FOR USE IN WET LOCATIONS PER CEC 310.10(C). <br />2. CONDUCTORS EXPOSED TO SUNLIGHT SHALL BE LISTED AS <br />SUNLIGHT RESISTANT PER CEC 310.10(D). <br />3. MAXIMUM DC/AC VOLTAGE DROP SHALL BE NO MORE THAN 2%. <br />4. ALL CONDUCTORS SHALL BE IN CONDUIT UNLESS OTHERWISE <br />NOTED. <br />5. BREAKER/FUSES SIZED ACCORDING PER CEC ARTICLE 240. <br />6. AC GROUNDING ELECTRODE CONDUCTOR (GEC) SIZED PER CEC <br />250.66. <br />7. EQUIPMENT GROUNDING CONDUCTOR (EGC) SIZED PER CEC <br />250.122. <br />8. AMBIENT TEMPERATURE ADJUSTMENT FACTOR IS BASED ON <br />TABLE CEC 310.15(B)(1). <br />9. CURRENT CARRYING CONDUCTOR ADJUSTMENT FACTOR IS BASED <br />ON CEC 310.15(C)(1). <br />10. MAX. SYSTEM VOLTAGE CORRECTION IS PER CEC 690.7. <br />11. CONDUCTORS ARE SIZED PER CEC 310.16 . <br />Date: 08/30/2023 <br />Exp: 6/30/2024 <br />420 S Broadway- 101118679 & <br />20182412 <br />3/26/2024
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