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SYSTEM DETAILS: <br />(10) SUNPOWER 327W MODULES <br />(1) POWER-ONE PVI-3.0-OUTD-S-US (240V) <br />STC: 10 x 327W = 3,270 W DC <br />CEC: 10 x 301.4 x 0.96 = 2,893 W AC CEC <br />SOLAR BREAKER SIZE CALCULATIONS: <br />INVERTER MAX OUTPUT CURRENT X 125% <br />14.5A X 125% = 20A, 20A SOLAR BREAKER USED <br />120% RULE CALCULATIONS PER NEC: <br />BUSBAR X 120%-MAIN BREAKER > SOLAR BREAKER <br />125A X 120%- 100A =50A AVAILABLE <br />PV MODULE RATINGS <br />MAKE SUNPOWER <br />MODEL SPR-327NE-WHT-D <br />MAX POWER 327W <br />OPEN CIRCUIT VOLTAGE 64.9V <br />MAX POWER POINT VOLTAGE 54.7V <br />SHORT CIRCUIT CURRENT 6.46A <br />MAX POWER POINT CURRENT 5.98A <br />ARRAY RATINGS <br />LOWEST HISTORIC TEMP.-7° C <br /># OF MODULES IN SERIES 5 <br />VOC @ LOWEST TEMP.369.9' <br />VMP 273.5 <br />ISC 6.465 <br />IMP 5.986 <br />.4.0. <br />9175 San Fernando Road <br />V Sun Valley, CA 91331 <br />v PH: (855) 277-7155 <br />F: (818) 337-7113 <br />4 CONTRACTOR: CA LIC# 8-477185 | <br />Plans Designed by:Derek Brosch <br />Date:3/10/2014 rer <br />(1) #10 AWG USE-2, POSITIVE DC <br />(1) #10 AWG USE-2, NEGATIVE DC <br />(1) #8 AWG SOLID BARE COPPER GROUND <br />WIRE <br />(GROUND WIRE NOT IN CONDUIT, SUNLIGHT <br />RESISTANT AND OUTDOOR RATED) <br />STRING #1: (5) SUNPOWER 327W MODULES <br />pv PV PV PV <br /> MODULE - MODULE - MODULE - '' - MODULE <br />STRING #2: (5) SUNPOWER 327W MODULES <br />(2) #10 AWG THWN-2, POSITIVE DC <br />(2) #10 AWG THWN-2, NEGATIVE DC <br />(1) #8 AWG THWN-2 GROUND <br />3/4" EMT CONDUIT <br />--- <br />ALL AC WIRING: <br />(1) #10 AWG THWN-2, Ll=BLACK <br />(1) #10 AWG THWN-2, L2=RED <br />(1) #10 AWG THWN-2, N(NEUTRAL)=WHITE <br />(1) #8 AWG THWN-2, GROUND = GREEN 3/4" EMT CONDUIT <br />INCOMING UTILITY VOLTAGE: <br />MEW) 3.0KW SOLAR 120V/240V, 1 (p, 3W <br />INVERTER W/(NEW) 120/240V, -100A MAIN BREAKER <br />INTEGRATED AFC[30A, 2-POLE IUTILITYI 125A BUSBAR <br />LOCKABLE KET,1 (EXISTING) <br /> AND VISIBLE \-12&83 E-SOLAR BREAKER <br />OUTDOOR AC (NEW-PV BREAKER SHALL <br />DISCONNECTA BE LOCATED ON THE <br />OPPOSITE SIDE OF MAIN3637 0 SERVICE PANEL) <br />MAIN <br />\ INTEGRATED SERVICE g <br />1 DC AND AC PANEL 0 <br />1 DISCONNECT , EXISTING <br />GROUND <br />0:0:0 <br />INVERTER RATINGS <br />Revision: 0 <br />MAKE POWER-ONE 19* <br />MODEL PVI-3.0-OUTD-S-US-A (240V) <br />MAX OUTPUT POWER 3000W <br />MAX DC VOLTAGE 530V *D <br />NOMINAL AC VOLTAGE 240V iteD <br />MAX AC CURRENT 14.5A <br />CEC INVERTER EFFICIENCY 96.0% <br />21*AFCI PROTECTION INTEGRATED <br />the <br />--0 <br />ROOF-MOUNTED <br />JUNCTION BOX <br />PV PV PV PV <br />MODULE - MODULE - MODULE - "'- MODULE 1--1 <br />L (1) #10 AWG USE-2, POSITIVE DC <br />(1) #10 AWG USE-2, NEGATIVE DC <br />(1) #8 AWG SOLID BARE COPPER GROUND <br />WIRE <br />(GROUND WIRE NOT IN CONDUIT, SUNLIGHT <br />RESISTANT AND OUTDOOR RATED) <br />A <br />ROD <br />#8 ADDITIONAL GROUND / = <br />ELECTRICAL NOTES: <br />© PROVIDE WARNING SIGN PER NEC 690.17 READING "WARNING-ELECTRICAL SHOCK HAZARD-DO NOT TOUCH TERMINALS-TERMINALS ONBOTH THE LINE AND THE LOAD SIDES MAY BE ENERGIZED IN THE OFF POSITION" <br />-7 LABEL BREAKER "PHOTOVOLTAIC POWER SOURCE" PER NEC 705.10 AND "BREAKER IS BACKFED" PER NEC 690.64(B)(5). LABEL WITHL21 MAXIMUM AC OUTPUT CURRENT AND THE OPERATING VOLTAGE PER NEC 690.54 <br />® LABEL "PHOTOVOLTAIC ARRAY AC DISCONNECT SWITCH". LABEL SWITCH WITH OPERATING CURRENT PE R NEC 690.53. SWITCH TO BE <br />LOCKED PER NEC 690.7(D) <br />® ALL EQUIPMENT TO BE INSTALLED IN ACCORDANCE WITH NEC AND IRC REQUIREMENTS <br />© Bl-DIRECTIONAL METER TO BE INSTALLED BY UTILITY IF REQUIRED <br />© LISTING AGENCY NAMES AND NUMBERS TO BE INDICATED ON POWER INVERTER PER NEC 690.7(D) <br />/- GROUNDING ELECTRODE CONDUCTOR MUST TIE INTO AC GROUNDING ELECTRODE SYSTEM AND BE INSTALLED IN ACCORDANCE WITH <br />\-/ NEC 690.47 <br />Minimum Wire Size Calculations <br />Circuit Max 125%156%Temp.Fill Factor Min. DC Wire Min. AC Wire Wire Wire <br />Wire Run Type DC/AC Current Factor Factor Correction Correction Ampacity Ampacity Size Ampacity <br />Array to J-box DC 6.46 8.08 10.08 0.65 1.00 15.50 12.42 #10 30 <br />J-box to Inverter DC 6.46 8.08 10.08 0.65 0.80 19.38 15.53 #10 30 <br />Inverterr to Main Service AC 14.50 18.13 22.62 0.65 1.00 34.80 27.88 #10 30 <br />ARRAY NOTES: <br />® ALL EQUIPMENT TO BE INSTALLED IN ACCORDANCE WITH NEC AND IRC <br />REQUIREMENTS <br />® LISTING AGENCY NAMES AND NUMBERS TO BE INDICATED ON SOLAR <br />MODULES PER NEC 690.7(D) <br />© ALL ARRAY CONDUCTORS TO BE 10 AWG XHHW-2 OR USE-2 UNLESS <br />OTHERWISE SPECIFIED <br />@ ALL ARRAY GROUND WIRE TO BE 8 AWG BARE OR SUNLIGHT RESITANT <br />COPPER WIRE UNLESS OTHERWISE SPECIFIED <br />© FOLLOW MANUFACTURERS SUGGESTED INSTALLATION PRACTICES ON ALL <br />SERIES WIRING TERMINATIONS <br />Voltage Drop Calculations <br />Formula used per NEC 2011 Handbook 215.2(A)(4): VD =2*L*R*l/ 1000 <br />1 R L Vo % Vo Wire sizeVmPmp <br />273.5 5.98 1.290 20 0.31 0.11%#10 <br />273.5 5.98 1.290 50 0.77 0.28%#10 <br />216.5 8.08 1.290 20 0.42 0.19%#10 <br />THESE DRAWINGS ARE CONCEPTUAL AND <br />SHOW BASIC SYSTEM OPERATION ONLY. IT IS <br />NOT INTENDED TO INCLUDE ALL DEVICES AND <br />DETAILS NECESSARY FOR PROPER <br />ORIENTATION. IT IS ™E RESPONSIBILITY OF <br />THE INSTALLING CONTRACTOR TO ENSURE <br />THAT ALL NECESSARY DETAILS AND DEVICES <br />ARE INSTALLED TO GUARANTEE PROPER <br />OPERATION AND COMPLIANCE WITH LOCAL <br />BUILDING CODES. <br />™IS DOCUMENT CONTAINS PROPRIETARY <br />INFORMATION AND ITS RECEIPT OR <br />POSSESSION DOES NOT CONVEY ANY RIGHTS <br />TO REPRODUCE. DISCLOSE ITS CONTENTS, OR <br />TO MANUFACTURE. USE. OR SELL ANYTHING IT <br />MAY DESCRIBE. REPRODUCTION. DISCLOSURE. <br />OR USE WITHOUT SPECIFIC WRITTEN <br />AUTHORIZATION IS STRICTLY FORBIDDEN. <br />ELECTRICAL <br />DIAGRAM/NOTES