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INTERNAL VOLTAGE RISE WITHIN THE ENGAGE CABLES: <br />PER ENPHASE TABLE: <br />INTERNAL VOLTAGE %Rise FOR 5 OF INVERTERS <br />BRANCH CIRCUIT OF 10 PORTRAIT = .29% <br />INTERNAL VOLTAGE RISE WITHIN THE ENGAGE CABLES: <br />PER ENPHASE TABLE: <br />INTERNAL VOLTAGE %Rise FOR 5 OF INVERTERS <br />BRANCH CIRCUIT OF 10 PORTRAIT = .29% <br />VOLTAGE RISE FROM THE ARRAY-MOUNTED <br />AC JUNCTION BOX TO LOAD CENTER: <br />VOLTAGE RISE FROM THE ARRAY-MOUNTED <br />AC JUNCTION BOX TO LOAD CENTER: <br />ARRAY-1:ARRAY -1: <br />VRse = (AIS/1EER) * (# OF 1*ERIEFG) * RE RESSTANCED/ft) * (WIFE LENGTH *2) <br />VRise = (.9A) * (10 OF INVERTER) * (.00129 0/ft) * (100ft x 2) <br />VRise = 2.3V <br />%VRise = (VRISE V)/240V = % VRise <br />%VRise = 2.3V/240V * (100%) = .96% VRise <br />VOLTAGE RISE FROM THE LOAD CENTER TO UTILITY: <br />Ese = (AMPS»ERTER) * (# OF 1*ERIEFG) * (WIFf FeISTANCm/ft) * (FE LENGTH *2) <br />VRise = (.9A) * (10 OF INVERTER) * (.00129 0/ft) * (100ft x 2) <br />VRise = 2.3V <br />%VRise = (VRISE V)/240V = % VRise <br />%VRise = 2.3V/240V * (100%) = .96% VRise <br />VOLTAGE RISE FROM THE LOAD CENTER TO UTILITY: <br />Wse = (SUM OF ALL SIRING CUIEENTS) * (WIRE RESSTANCE 0/ft) * (WIRE LENGTH *2)VRse = (SUM OF ALL STRING CURRENTS) * (WIRE RESISTANCE 0/ft) * (MRE LENG[H *2) <br />VRise = (9A) * (.00129 0/ft) * (9ft x 2)VRise = (9A) * (.00129 0/ft) * (9ft x 2) <br />VRise = .20V VRise = .20V <br />%VRise = .20V/240V * (100%) = .08% VRise %VRise = .20V/240V * (100%) = .08% VRise <br />SUMMARY OF CALCULATIONS <br />FOR 240VAC APPLICATIONS: <br />SUMMARY OF CALCULATIONS <br />FOR 240VAC APPLICATIONS: <br />2se = (SUM OF ALL INTERNAL VOLTAGE %Rise FOR EA BRANCH)VEse = (SUM OF All INTERNAL VOLTAGE %Rise FOR EA BRANCH) <br />+ (SUM OF ALL %VRise JUNCTION BOX TO LOAD CEER FOR EA ARRAY) +(SUM OF ALL ;NRise JUNCTION BOX TO LOAD CEMER FOR EA ARRY) <br />+ (*Rise FROM LOAD CEIER TO UnUTO +*Vlise FROM LOAD CE,ffER TO UTIUM <br />.29 + .96 + .08 = 1.3%.29 + .96 + .08 = 1.3% <br />1.3% < 2%1.3% < 2% <br />YINGU ENERGY (CHINA) <br />YINGU YL245P-29B 245W <br />VOC= 37.8V VMP= 30.2V <br />ISC= 8.63A IMP= 8.11A <br />PMAX: 245W PTC RAnNG: 221.6W <br />Z <br />JO <br />00 <br />LU J <br />-1 < <br />LU O <br />PV-5 <br />: C:\Users\Hoeurn\peaktop\13-09-379 MONTANEZ - SANTA ANA\SO-13-09-379 - Montanez.dwg Oct 23, 2013 - 1:47pm *GETVAR,9,) Iloeum <br />F <br />Lic.#935269539' <br />II <br />1 <br />3