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11090079 CITY OF CUPERTINO BUILDING PERMIT BUILDING ADDRESS: 11691 TIMBER SPRING CT CONTRACTOR:COBALT POWER PERMIT NO: 11090079 SYSTEMS,INC OWNER'S NAME: SWEE LIN 885 MAUDE AVE DATE ISSUED:09/12/2011 OWNER'S PHONE: MOUNTAIN VIEW,CA 94043 PHONE NO:(650)938-9574 LICENSED CONTRACTOR'S DECLARATION ] F (� „. �� � BUILDING PERMIT INFO: BLDG ELECT PLUMB License Class Lic. MECH F RESIDENTIAL F COMMERCIAL Contractor Date I hereby affirm that 1 am licensed under the provisions of Chapter 9 JOB DESCRIPTION: INSTALL SOLAR PANEL AT EXISTfNG SINGLE FAMQ.Y (commencing with Section 7000)of Division 3 of the Business&Professions DWELLING ROOFTOP Code and that my license is in full force and effect. I hereby affirm under penalty of perjury one of the following two declarations: I have and will maintain a certificate of consent to self-insure for Worker's Compensation,as provided for by Section 3700 of the Labor Code,for the performance of the work for which this permit is issued. I have and will maintain Worker's Compensation Insurance,as provided for by Sq.Ft Floor Area: Valuation:$26450 Section 3700 of the Labor Code,for the performance of the work for which this permit is issued. APN Number:36654086.00 Occupancy Type: APPLICANT CERTIFICATION I certify that I have read this application and state that the above information is correct.I agree to comply with all city and county ordinances and state laws relating to building construction,and hereby authorize representatives of this city to enter PERMIT EXPIRES IF WORK IS NOT STARTED upon the above mentioned property for inspection purposes. (We)agree to save indemnify and keep harmless the City of Cupertino against liabilities,judgments, WITHIN 180 DAYS OF PERMIT ISSUANCE OR costs,and expenses which may accrue against said City in consequence of the 180 DAYS FROM LAST CALLED INSPECTION. granting of this p Additionally,the applicant understands and will comply with all non- Date "/ If ❑ OW ER-BUILDER DECLARATION RE-ROOFS: All roofs shall be inspected prior to any roofing material being installed.If a roof is I hereby affirm that I am exempt from the Contractor's License Law for one of installed without first obtaining an inspection,I agree to remove all new materials for the following two reasons: inspection. I,as owner of the property,or my employees with wages as their sole compensation, will do the work,and the structure is not intended or offered for sale(Sec.7044, Signature of Applicant: Date: Business&Professions Code) I,as owner of the property,am exclusively contracting with licensed contractors to construct the project(Sec.7044,Business&Professions Code). ALL ROOF COVERINGS TO BE CLASS"A"OR BETTER I hereby affirm under penalty of perjury one of the following three declarations: HAZARDOUS MATERIALS DISCLOSURE I have and will maintain a Certificate of Consent to self-insure for Worker's I have read the hazardous materials requirements under Chapter 6.95 of the Compensation,as provided for by Section 3700 of the Labor Code,for the California Health&Safety Code,Sections 25505,25533,and 25534. I will maintain performance of the work for which this permit is issued. compliance with the Cupertino Municipal Code,Chapter 9.12 and the Health& I have and will maintain Worker's Compensation Insurance,as provided for by Safety Code,Section 25532(x)should I store or handle hazardous material. Section 3700 of the Labor Code,for the performance of the work for which this Additionally,should I use equipment or devices which emit hazardous air permit is issued. contaminants as defined by the Bay Area Air Quality Management District I will maintain compliance with the Cupertino Municipal Code,Chapter 9.12 and the 1 certify that in the performance of the work for which this permit is issued,I shall Healt ety Code,Secti 255059 255339 and 25 34. not employ any person in any manner so as to become subject to the Worker's Compensation laws of California. If,after making this certificate of exemption,I Date: forthwith comply with such provisions or this permit shall be deemed revoked. CONSTRUCTION LENDING AGENCY APPLICANT CERTIFICATION I herebyirm that there is a construction lending agency for the performance of Hork's I certify that I have read this application and state that the above information is for which this permit is issued(Sec.3097,Civ C.) correct.I agree to comply with all city and county ordinances and state laws relating Lender's Name to building construction,and hereby authorize representatives of this city to enter upon the above mentioned property for inspection purposes.(We)agree to save Lender's Address indemnify and keep harmless the City of Cupertino against liabilities,judgments, costs,and expenses which may accrue against said City in consequence of the granting of this permit.Additionally,the applicant understands and will comply ARCHITECT'S DECLARATION with all non-point source regulations per the Cupertino Municipal Code,Section I understand my plans shall be used as public records. 9.18. Licensed Professional Signature Date 110 9 oc�-1 9 ALTERNATIVE ENERGY PERMIT APPLICATION COMMUNITY DEVELOPMENT DEPARTMENT• BUILDING DIVISION 10300 TORRE AVENUE•CUPERTINO, CA 95014-3255 AE GUPERTINO (408)777-3228•FAX(408)777-3333•buildingd)cupertino.org PROJECT ADDRESS 17 X kPN Al 0 OWNERNAME �"�/I/} P _ / Z7 q�p CONTACT NAME� (I,/4 t c n D L U PHONE ��� �r7 II STREET ADDRESS T TE, FAX � ' W ❑ OWNER ❑ OWNER-BUILDER ❑ OWNER AGENT CONTRACTOR ❑CONTRACTOR AGENT ❑ ARCHITECT ❑ENGINEER ❑ DEVELOPER ❑TENANT CONTRACTOR N LICENSE NUMBER J� LICENS _b BUS.LIC# COMPANY NAME Y- E-MAIL FAX STREET ADDRES _►yet TATE,Z PHO /1 ARCHITECTIENGINEER NAMEME+ LICENSE NUMBER BUS.LIC# / COMPANY NAME E-MAIL FAX STREET ADDRESS CITY,STATE,ZIP PHONE USE OF SFD Or Duplex ❑ Multi-Family PROJECT IN WILDLAND PROJECT IN STRUCTURE: ❑ Commercial URBAN INTERFACE AREA ❑ Yes ❑ No FLOOD ZONE ❑ Yes ❑ No SOLAR PANELS 1 ❑ ELECTRIC VEHICLE CHARGING STATION I ❑ SOLAR WATER HEATING ❑ OTHER FOR SOLAR PANELS: NUMBER OF PANELSIUMfS: KILOWATTS(COMMERCIAL ONLY): TOTAL VALUATION:% C DESCRB'TION OF WORK IV RECEIVED BY By my signature below,I certi to each o the following: I a e pro rty owner or authorized agent to act on the pro pe owner s behalf. I have read this application and the informati n I have p vided is co ve rea a Description of Work and verify it is accurate. I gree to omply with all applicable local ordinances and state laws rel ting OFFICE USE C1til.Y C3 OVER.-THE-COVNTER w C�YXPRES_S jx ❑ S-rANDARD < .❑.LARGE _ MAJOR P VApp_201 1.doc revised 03/16/11 Building Department City Of Cupertino 10300 Torre Avenue Cupertino,CA 95014-3255 Telephone: 408-777-3228 C U P E RT I N O Fax: 408-777-3333 CONTRACTOR/ SUBCONTRACTOR LIST JOB ADDRESS: \\�j Trnj3,KGpfjVj_qPERMIT# OWNER'S NAME: eQ \ PHONE# sK 3 3 8' GENERAL CONTRACTOR: BUSINESS ICENSE# ADDRESS: CITY/ZIPCODE: WWA v *Our municipal code requires all businesses working in the city to have a City of Cupertino business license. NO BUILDING FINAL OR FINAL OCCUPANCY INSPECTION(S) WILL BE SCHEDULED UNTIL THE GENERAL CONTRACTOR AND UB O S HAVE OBTAINED A CITY OF CUPERTINO BUSINESS LICENSE. I am not using any subcontracto Signature Date Please check applicable subcontracto s complete the following information: s/ SUBCONTRACTOR BUSINESS NAME BUSINESS LICENSE # Cabinets & Millwork Cement Finishing Electrical Excavation Fencing Flooring/ Carpeting Linoleum/Wood Glass/ Glazing Heating Insulation Landscaping Lathing Masonry Painting/Wallpaper Paving Plastering Plumbing Roofing Septic Tank Sheet Metal Sheet Rock Tile Owner/Contractor Signature Date . r 3000m & 4000m INVERTERS SUNPOWER EXCEPTIONAL RELIABILITY AND PERFORMANCE Electrical Data SPRm Efficiency Curves ... SPR-3000m SPR-4000m . 95 450Vd} AC Power 3000 w 3500 w®208 v/ a vo a)0 vdc� - 4000 W®24 . 0 V � 480 V ........ .............._..._....__. I C 85 u AC Maximum Output Current 15A,12.5A 17A,16.6A � 80 (®208V,240V) 75 / 183-zz9ve2oa vnc 183-229V®208 VAC 7p AC Nominal Voltage Range 211-264 V®240 VAC 211-264 V®240 VAC 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% %of Rated Output Power ACFUen 60 Hz/59.3 Hz— 60 Hz/59.3 Hz— Frequency/Range 60.5 Hz 60.5 Hz Mechanical Data Power Factor 1 1 Shipping Dimensions W x H x D inches 23.5'x 18.5•x 16.0" �! Unit Dimensions W x H x D inches 17.8•x 13.8'x 9.3" Peak Inverter Efficiency 96.6% 96.81/ I ............... ..._.._.___........ Inverter Weight as bs _ . —.....................- .---- -—.. ` 95.0%®208 V 95.3%®2oa v Shipping Weight 94 lbs CEC Weighted Efficiency _........_............_...._ 95.5%®240 V 96.0%a 240 V Forced Air/Sealed --" CRIB Electronics Enclosure Recommended Array Input 3600 W 4800 w Power(DC®STC) Enclosure NEMA 3R Mounting Wall Mount Bracket Standard DC input Voltage Range 200-500 V 0 208V 250-600 V 0 208 VAC 200-500 V 0 24pV 250-600V0 240 VAC Ambient Temperature Range -13 to«113°F PeakPOWerTrackln Voltage 180-400V0208VAC 220-480V®208 VAC Warranty and CertilFicptiaas Tracking g 200-400 V®240 VAC 250-480 V®240 VAC - ! 7Certificaflons anty 10 year limited warranty DC Max.Input Current 17 A IBA € Campliancs:IEEE-929,IEEE-1547,UL 1741-2005, 11L 1998,FCC Port 15 A&B iDC Voltage Ripple -5% No.of Fused String Inputs 4 Power Consumption: 7 w/0.1 w Standby/Nighttime - - _i o Fused DC Disconnect Standard;Complies w NEC Standards Grounding Positive Ground l I About SunPower. SunPower designs, manufactures and delivers high-performance solar electric technology worldwide.Our high-efficiency solar cells r generate up to 50 percent more power than conventional solar cells.Our high-performance solar panels,roof tiles and trackers deliver significantly more energy than competing systems. I i 6-4es 2007 SunPower Corporation.All nghh reserved.Sp°cificalions incl ded in this dwa,heet are whim b change withow rwfics. D-1 a 001-16966,Rev" www.sunpowercorp.com SU N ■ OWE ■ 3000m & 4000m INVERTERS EXCEPTIONAL RELIABILITY AND PERFORMANCE BENEFITS Reliable and Robust Design . Proven track record for durobili and longevity High Efficiency— Weighted fficiency Weighted CEC efficiency over 95% and peak efficiency over 96% Reduced Installation Cost Integrated DC disconnect with fuses lowers material costs and labor requirements Attractive Aesthetics #. ..' Integrated disconnect eliminates r� need for visible conduits to inverter i I Ideal output f t Ideal for residential applications, i' The SunPower inverters 3000m and 4000m provide exceptional reliability combined with superior performance. Innovative design and advanced testing have been brought together to create a durable inverter that enables optimal system performance over the long term. Both models come with a standard 10-year warranty. s I SPR-3000m and SPR-4000m www.sunpowercorp.com SUNPOWER E 18 / 230 SOLAR PANEL EXCEPTIONAL EFFICIENCY AND PERFORMANCE Electrical Data I-V Curve Meowed al Stondmd be Condition.JSTCI:ioadionm of I000W/ms,AM 1.5,ood cel temporoMa 25'C Peak Power(+5/3%) Prnax 230 W 7,0 Efficiency 1 18.5% 6,0 - 1000 W/rte Rated Voltage Vrnpp 40.5 V 5,0 .. ... --- ........._...._....-........ - Boo W m Rated Current Impp 5.68 A 4,0 ; �...........,.. _...Y._ Oen Circuit Volta V 48.2 V ° 3,0 i P Voltage « ,�W:r _.._......_.........._...._ .......... 2,0 Short Circuit Current Isc 6.05 A ..._... .. � .......... Ito 200 W!m' Maximum System Voltage UL 600 V 00 \ Temperature Coefficients Power(P) -0.38%/'K 0 10 20 30 40 50 60 Voltage(Voce -132.5mV/K Voltage M Current(1sc) 3.SmA/K — Currenf/voltage choraclerisfics with dependence on irrodionce and module temperoture. NOCT 45'C+/-2e C { _... I _..... Series Fuse Rating 20A i Tested Operating Conditions ;a Temperature -400 F to+1850 F 1-400 C to+850 C) Mechanical Data i ......... Max load 113 psf 550kg/m2(5400 Pa)front-e.g.snow; Solar Cells 72 SunPower all-back contact monocrystalline 50 psf 245kg/m2(2400 Pa)front and back-e.g.wind', __.. Front Glass High transmission tempered glass Impact Resistance Hail 1 in(25 mm)at 52mph(23 m/s) Junction Box IP-65 rated with 3 bypass diodes Warranties and Certifications Dimensions: 32 x 155 x 128(mm) - ......... `..— . ...... ...._................ Warranties 25warran ower ear Itmiled Output Cables 1000mm length cables/MultiContact(MC4)connectors ____------ y p ry Frame Anodized aluminum alloy type 6063 (black) 10 year limited Product warranty Weight 33.1 lbs. (15.0 kg) Certifications Tested to UL 1703.Class C Fire Rating Dimensions Grounding Hole. ..... 2X 12:.:8 MM 2X[7.851 12 (bo.6 7X IHC ilNl [.26] 2X 310 >X 5778Y, 04,2 �\ I 4X 231 [2z.;oi -._......._..__. f.171 ( [9.c9) j T T T ._.......�-- F ..... 2X 110 j (.43] 798 6X 754 [31 42) L-2X 01.2 (29.69( 1.171 I � i 1559 _ 4o aX322 2( 915 1 2X 199.5 ;k5139; [1.81] "'111 [12.69]' [36.02] aX 12 _ 2X 1535 1471 )....___—.....__._.--__ [60,45 ........ CAUTIOW DEAD SAFETY AND INSTALLATION INSTRUCTIONS BEFORE USING THE PRODUCT. Vint;unp;,Ker nrl?,;arn for do-6!i SUNPOWER and the SUNPOWER logo ore trodemorks or m9issered trademarks of SunPower Corpo:anon. su n powercorp.com 0 Febwory 2010 SunPower Corporotion.All righa rew—d.Specifications inchded in this da.osheet ore wbiea a chonge wehoo norica. D—nt 8001-60680 Rw"/ITR EN a BENEFI ID ighest Efficiency SunPower'""Solar Pone Is are the most ,k SERIES efficient photo-16-- market hotorltamarket today. More Power . _ . ,....._.. Our panels produce more power in the some amount of space--up to 50% more than conventional designs and 100% more than thin film solar panels. Redured installation Cost More power per panel means fewer panels per install. This saves both time and money. Re#iable and Robust Design Proven materials, tempered front glass, and a sturdy anodized frame allow The SunPowerT""230 Solar Panel provides today's highest efficiency and panel to operate reliably in multiple performance.Utilizing 72 all back-contact solar cells, the SunPower mounting configurations. 230 delivers a total panel conversion efficiency of 18.5%. The panel's e reduced voltage-temperature coefficient and exceptional low-light a performance attributes provide outstanding energy delivery per peak power watt. a _ SunPowers High Efficiency Advantage 20% 18% 19% 15% 14% _ 10% 10% 5% 0% _... Thin Film Conventional SunPower SunPower E 18 Series El 9 Series c&S Scope of Work To Install a Photovoltaic System For an Existing Residence. x �T System Consist of the following: 1 V -(16)SnPwr SPR-230E-WHT-D -(1)SnPwr 4000m -(1)DC Disconnect V -(2)AC Disconnect Roof Mounted Photovoltaic Array(16)SnPwr SPR-230E-WHT-D Mount All Modules Flat and Parallel to Existing Roof. Existing Residene- Total Area 220 sq ft,Total Weight 625 lbs Existing Roof 5:12 Pitch or 24°From Horizon Project Data 2.8 lbs/sq ft,See Sheets 2,3,4 and 5 Mat'l: Comp Shingle Project Location - 11691 Timber Spring Ct.,Cupertino CA 95014 A.P.N. -366-54-086 (County of Santa Clara) Property Line Project Description - Solar Photovoltaic System Applicable Codes - California Electrial Code 2010 Edition National Electrical Code 2008 Edition (Article 690-Solar Photovoltaic Systems) Roof Area - Total Area 220 sq ft,Total Weight 625 lbs Project Notes ![fid 1.Positive Ground Photovoltaic System RLVG t An 2.All work to be performed to the Applicable Building Code. /NH goadApplicable code(s): �o eott� lP�O !O -National Electrical Code 2008 Edition(Article 690) yI 10 lenoidde ueo}so I1uI d o3.p!P �4 0 6uldwe; e�U.�llE la a d s o foeds 1 ; woue�a I H 3.Attached Documents denote PV System Configuration. eta WP11r8"�lenoxlde MUM .� — I.J DrivewayCobalt Power Systems to provide complete Installation and ep o�JO'ewes uo suoilmile m se8ueyo _ - oprulsuoo Bulinp e11S qol I — — —•I Operational PV System. eta e91Sf1W seeds peed jo>u�$Iyl Q MUddd :... ........................... ............. Sheet Index . I O --------- `z �. CHUMBdnoUW,Wli NOISI��� -- AC SE Sheet 1 -Site Plan V 3M Sheet 2-PV Array Layout Sheet 3-PV Array Signage Sheet 4-Mounting Details Property Line Sheet 5-System Schematic Engineer of Record �( Existing Service Entrance ^n Panel and PG&E Meter Cob ark ay sten owe to S c _ un DC Lines in Watertight Metallic Conduit Provide Weather Resistant Labels per M n a8 'e on Roof,along Chimney and in Eaves. /Next nt AC Disconnect NEC and Local Jurisdication Requirements 65o 8.957 43 Paint to Match Existing. erior Wall of Garage fir►' All DC Wires to be Type THWN-2. to Service Entrance � Project Mount Inverter,AC and DC Disconnects Swee Lim Photovoltaic System on Interior Wall of Garage Ol► Provide Weather Resistant Labels per Address NEC and Local Jurisdication Requirements 11691 Timber Spring Ct., Cupertino CA 95014 Legend 885 Maude Ave. Date Drawing Title Rev Mt View,CA 94043 SE -Service Entrance Panel Tel 650-938-9574 Cobalt. Sep 02, 2011 Site Plan- 1 Power Systems Inc. Fax 650-938-9573 Sheet Signed CH -Chimney ©Cobalt Power Sys ms,Inc 1 of 5 PV Array Layout EMD N L�1� l Ridge Ridge Ridge A A A A B B B B B B B 12 291) A A A A B CH En ineer of Record k Byi ton ' CAb. ,e to s I��/ /a 94 43 650- 6-9574 Roof Mounted Photovoltaic Array,Strings A and B (16)SnPwr SPR-230E-WMT-D Indiv Module Dims 61.4"x 31.4" See Sheets 1,3 and 5 Project Swee Lim Photovoltaic System Address 11691 Timber Spring Ct., Cupertino CA 95014 885 Maude Ave. Date Drawing Title Rev Mt View,CA 94043 PV Array Layout Detail Cobalt Tel 650-938-9574 Sep 02, 2011 Site Plan- 1 Scale:='/16"= 1' CPower Systems Inc. Fax 650-938-9573 Sheet Signed www.cobaltpower.com 0 Cobalt Power Systems,Inc 2 of 5 PV Array Layout EMD Signage/Label Legend Tag Language Material Description Location Sheet Warning:2 Sources of Power PV Permanent Fade Resistant Material Service Entrance N Ol Disconnect @ Adjacent Location Plaques,Red Background,White Panel 3 of 5 Engraved Letters,3"x 4"Min.Size Caution: Solar PV Wiring May Remain Energized Permanent Fade Resistant Material All Solar Conduit, OAfter Disconnection During Daylight Hours Interior And 3 of 5 Exterior Warning: Electric Shock Hazard-DO NOT TOUCH Permanent Fade Resistant Material Service Entrance O3 TERMINALS-Terminals on Both Line and Load Panel 3 of 5 Sides May be Energized in the Open Position Photolvoltaic Array DC Disconnect Switch Permanent Fade Resistant Material All DC O4 Plaques,Red Background,White Disconnects 3 of 5 Engraved Letters,3"x 4"Min.Size r Positive Ground System Permanent Fade Resistant Material Invertert OS Plaques,Red Background,White 3 of 5 Engraved Letters,3"x 4"Min.Size Photolvoltaic Array AC Disconnect Switch Permanent Fade Resistant Material All AC O6 Plaques,Red Background,White Disconnects 3 of 5 Engraved Letters,3"x 4"Min.Size Caution: Solar PV System Installed-When Power Permanent Fade Resistant Material Service Entrance O7 is Disconnected, Solar Panels and Wiring May Plaques,Red Background,White Panel(Interior and 3 of 5 Remain Energized During Daylight Hours Engraved Letters,3"x 4"Min.Size Exterior) s.. 5th' 1% �pll A A A A B B B ---------r--- O i B B B B I I I A A A A B I O O O 0000 I rDC 1r---nr AC— I I I Inverter I I I O 4DiscoJ L———J LDisco.' CC, — AC LDisco I Project Swee Lim Photovoltaic System OAddress 11691 Timber Spring Ct., Cupertino CA 95014 885 Maude Ave. Date Drawing Title Rev Mt View,CA 94043 PV Array Signage Detail C o b a I t Tel 650-938-9574 Sep 02, 2011 Site Plan- 1 Scale:=3/h"= F ewPower Systerns Inc. Fax 650-938-9573 Sheet Signed www.cobaltpower.com 3 of 5 PV Array Signage EMD 0 Cobalt Power Systems,Inc Top Clamp y" SS Nut/Lockwasher PV Support Rail Photovoltaic POWER RAIL INSTALLATION GUIDELINES y"x 2y" SS Bolt Module Typical L-foot � NO CANTH.EVER NO SPAN BETWEEN NO CANTILEVER I Y"x V SS Bolt --III GREATERTHAN J2• No GREATER THAN 8T GREATER THAN 32'IIt"�� _ J 20-/,22%OF I _ 16%-5W.OF --I OVERALL LENGTH OVERALL LENGTH OVERALL LENGfF1 It"�� SIDE VIEW-FOR POWER RAIL LENGTH UP TO 144": 3/" SS Nut/Lockwasher Counter Flashing I NOCANTILEVER NOSPANBETWEEN NO SPAN BETWEEN NO7��!�E� 1 GREATER THAN I2' SUPPORTS GREATER THAN 80' SUPPORTS GREATER THAN Il GREA 'I11,. ■ Mounting Base and I IS.22%OF 75%-W.OF _ I 35-/,28%OF � 15./.22%OF I , EPDM Gasket OVERALL LEN OVERALLLENGTH OVERALL LENGTH VERALL LENGTH II�� SIDE VIEW-FOR POWER RAIL LENGTH OVER 144"AND UP TO 224": Aluminum Flashing r Existing Roof Mat'l: Comp Shingle � NO SPAN BETWEEN NO SPAN BETWEEN NO SPAN BETWEEN NO CANTILEVER NOCANTIHAN1 SUPPORTS GREATER THAN 80' SUP PORTS GREATER THAN 80' SUPPORTS GREATER THAN 80• GREATER THAN 12 r�� IGREA71ll THAN lI' L I 109L11•L OF II.� 27Y 26%OF 2T/.26% OF 27%-26Y.OF "-- OVERALL LENGTH' OVERALLLENGTH OVERALL LENGTH OVERALL LENG7H VVERALL LENGTH SIDE VIEW-FOR POWER RAIL LENGTH OVER 224"AND UP TO 300": Ez Mount Assembly to be Bolted to c Roof Rafter with(1)5/16"x 4" Stainless Steel Lag Bolt Per Mfg's Installation POWER RAIL IS DESIGNED AND WARRANTED Instructions.Min Embedment 3" FOR LOADS UP TO 50 LBS/SQ.FT.(APPROX. 125 MPH WINDS) POWER CLAMP PHOTOVOLTAIC MODULE WHEN INSTALLED AS SHOWN.FOR INSTALLATIONS IN AREAS WITH MAXIMUM DESIGN WIND SPEEDS OF 90 MPH THE MOUNTING FOOT POWER RAIL DISTANCE BETWEEN SUPPORTS CAN BE INCREASED TO 96" 20./ODU 6D./.6D%OF OF MODULE Existing 2x6 Roof Rafters WITH A MAXIMUM CANTILEVER OF 36" °LMENG H E MODULE LENGTH LENGTH£ 24"O.C. END VIEW SHOWN WITH STANDARD MOUNTING FEET(OTHER OPTIONS ARE AVAILABLE) Photovoltaic Panel Panel Mountin�Detail Scale:NTS NOTE:THE MOUNTING FEET MUST BE ATTACHED TO THE BUILDING RAFTERS DIRECT POWER AND WATER OR FRAMING OT JUST THE ROOF DECKING).USE 5/16"OR 3/8"DIAMETER 4000 VASSAR MEXRIVEICO HE (N ) ALBUQUERQUE.NEW MEXICO 87107 LAG BOLTS AND DRILL A PILOT HOLE.DO THE FINAL TIGHTENING BY HAND, DP" — EACH LAG BOLT MUST HAVE A MINIMUM OF 2-1/2"EMBEDMENT IN A MINIMUM SOLAR POWER RAIL INSTALLATION OF 2X JOIST,RAFTER,OR STRUCTURAL FRAMING MEMBER. ""'"WILL G.-E* °" - J.R. " 11-2-07 1 SHT.1 DIRECT POWER AND WATER CORPORATION,4000-B VASSAR DRIVE NE,ALBUQUERQUE,NM 87107,801}260-3792 TM DRAWING IS THE PROPERTY OF DRV SOLARR,AND CANNOT BE USED,COPIED,OR DISCLOSED WBHOUT PERMISSION. Mounting Base and Existing Roof EPDM Gasket MatT Comp Shingle Projection Above Existing r- �t�um Flashing Roof 5"Typ Roof Rafter ' Seal Roof Penetration and Surrounding Area with RainBuster 850 Existing 2x6 Rafters �� PV Modules to be Mounted Flat and Parallel to Plane of Roof �� Perspective Ez Mount Flashing Detail j Scale:NTS En ineer of Record Project Exterior Wall Ma Byin n Swee Lim Photovoltaic System Bearing Wall Cobalt 5 wer ,In t 'n 4 Address 650-9 -9574 11691 Timber Spring Ct., Cupertino CA 95014 �— 11'-0"Max Span 885 Maude Ave. Date Drawing Title Rev 12'-2"Allowed Mt View,CA 94043 Elevation Above Roof Cobalt Tel 650-938-9574 Sep 02, 2011 Mounting Detail 1 Power ems Inc. Fax 650-938-9573 Signed Scale:NTS www.cobaltpower.com Sheet C Cobalt Power Systems,Inc 4 of 5 EAM Calculation of Electrical Parameters Raintight 1. Negative DC Conductors From PV Array to DC Disconnect Junction Box SunPower SPR-230E-WHT-D PV Module Short Circuit Current=6.05A r--- ----- Increase Isc by Factor of 1.56 per NEC=9.44A Gnd I + + + + + + + + Photovoltaic Array Strings A and B #10 AWG,90°C THWN-2,Ampacity per NEC 310.16=40A ❑A (8)SunPower SPR-230E-WHT-D per String Temp Range Calculation:Use Derating Factor of 0.58 _ (2)Strings 4 Current Carrying Conductors in Conduit-0.8 Fill Factor Derating required per Table 310.15(B)(2)(a) Therefore#10 Ampacity is 40A x 0.58 x 0.8=18.6A-OK(more than 9.44A) #10 AWG Bare Copper Gnd Bus Use GBL4DBT Ground Lugs + + + + + + + + Rated for Outdoor Operation 2. Positive DC Conductors From PV Array to DC Disconnect ® Typical for All Strings SunPower SPR-230E-WHT-D PV Module Short Circuit Current=6.05A - Increase Isc by Factor of 1.56 per NEC=9.44A #10 AWG,90°C THWN-2,Ampacity per NEC 310.16=40A #10 AWG Bare Copper Gnd Bus Temp Range Calculation:Use Derating Factor of 0.58 4 Current Carrying Conductors in Conduit-0.8 Fill Factor Derating required per Table 310.15(B)(2)(a) Therefore#10 Ampacity is 40A x 0.58 x 0.8=18.6A-OK(more than 9.44A) 3. Ground Conductor From PV Array to Inverter 1.25•Isc=1.25 x 6.05A=7.56A-#10 is OK No Temp or Fill Factor Derating Required-Not a Current Carrying Conductor Gm#IOAWG C > (2)Wht#10 AWG ( ) (2)Blk#10 AWG 4. AC Conductors From Inverter to Service Entrance Max Output Current of Inverter =16.6A.Minimum Ckt Brkr=16.6A x 1.25=20.8A-30A and#10 AWG is OK per Table 310.16 and 240.4(D) Waterproof Conduit Run.Use Watertight Fittings All Conductors 90°C,60OVDC Wet Rated, 5. AC Grounding �\ Type THWN-2 or USE-2,AWG Sizes As Shown DC Grounding Electrode Conductor From Inverter is#8 in Conduit,#6 Outside Conduit,#4 to Uffer -- -------------- Ground,per NEC 250.166 Equipment Grounding Conductor From Inverter is Same Size as Ungrounded Conductors or Lam- - per NEC 690.45,250.122 PV System AC Disconnect at Inverter A Lockable,Unfused,240 VAC,60A, PV System AC Disconnect at Service Entrance To PG&E SquareD Q0200TR Lockable,Unfused,240 VAC,30A B Revenue Meter SquareD DU221RB N t A � 240 VAC BCl N 200A 5EP 1 L�' u�� LL (3)#10 AWG ( _ (3)#10 ( AWG o DC Disconnect A B N AlB N T �_ Existing 200A Service Entrance Panel, o 36A 60OVDC and PV Combiner 200A Main Disconnect P/0 SnPwr SPR4000m(240V)Inverter All Fuses 15A 60OVDC ..1 + DC in oT v 0- I TN of Record Internal Inverter Connection Gnd o ark ngton A,30A Breaker T / �M..nttiin s ms Inc. B,30A Breaker V' CA 0 3 N 6 - 38-95 Inverter SnPwr SPR4000m(240V) (3)#10 AWG Project Gnd Gnd Gnd Swee Lim Photovoltaic System Provide Grounding Electrode Conductor to Grounding Address Electrode,and Equipment Grounding Conductor per NEC 11691 Timber Spring Ct., Cupertino CA 95014 690.47,250.64 and 250.166 885 Maude Ave. Date Drawing Title Rev Note-Unless Otherwise Specified: Mt View,CA 94043 Positive Ground Photovoltaic System Cobalt Tel 650-938-9574 Sep 02, 201 1 System Schematic 1 Provide Warning Labels per NEC and Local Power Systems Inc. Fwww cob I8-9573.com Sheet Signed Jurisdiction Requirements ®Cobalt Power Systems,Inc 5 of 5 EMD