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Installation of <br />8.40 KW Grid Tied <br />Photovoltaic System <br />& 13.5 kWh Battery <br />Solar Individual <br />Permit Package <br />DATE DRAWN <br />DRAWN BY <br />SCALE <br />NAREK Y. <br />AS INDICATED <br />SHEET <br />Rev Description Date <br />01.07.25 <br />CONTRACTOR <br />California Solar & <br />Electric, Inc. <br />Address: <br />26074 Avenue Hall Ste 13 <br />Santa Clarita, CA 91355 <br />Phone Number: <br />Tel:(628)998-4928 <br />CSLB License #1073677 <br />Class C-10 <br />Contractor Signature <br />SYSTEM SIZE (DC): <br />STC: 20 X 420 = 8.40kW DC <br />PTC: 20 X 402.5 = 8.05kW DC <br />SYSTEM SIZE (AC): <br />11.5kW AC <br />DAVID SMITH <br />825 N Lacy St, Santa <br />Ana, CA 92701 <br />E1 <br />ELECTRICAL NOTES <br />1.PROPER LISTING EXPECTED FOR CONDITIONS OF USE <br />ON ALL LUGS,FITTINGS,CRIMPS,ETC. <br />2.ALL CONDUIT BEND RADII TO CONFORM THE NEC MINIMUM BEND RADII REQUIREMENTS. <br />3.MINIMUM CLEARANCE SHALL BE MAINTAINED PER NEC FOR ALL NEW EQUIPMENTS TO BE INSTALLED <br />4.EXISTING GROUNDING ELECTRODE SYSTEM MUST MEET NEC AND LOCAL UTILITY REQUIREMENTS. <br />5.COPPER CONDUCTORS SHALL BE USED UNLESS SPECIFIED. <br />6.CONDUIT SIZE BASED ON 2 BENDS MAXIMUM.ANY ADDITIONAL BENDS MAY REQUIRE UPSIZE. <br />7.AC WIRING SHALL UPSIZE IF VOLTAGE <br />DROP EXCEEDS 2%. <br />8.RUN CONDUCTORS IN EXISTING CONDUIT WHEN AVAILABLE PROVIDED IT HAS <br />NO OTHER CONDUCTORS RUNNING THROUGH. <br />CONDUIT WILL RUN OVER THE ROOF AT 1-1/2" <br />HEIGHT FROM THE ROOF SURFACE <br />NOTES <br />ALL THE PHOTOVOLTAIC SYSTEMS WIRES THAT <br />ON THE ROOF AND SIDE OF THE BUILDING SHALL <br />BE PROTECTED AGAINST PHYSICAL DAMAGE <br />PHOTOVOLTAIC SYSTEM IS RAPID <br />SHUT DOWN READY PER NEC 690.12 <br />BI-DIRECTIONAL <br />UTILITY METER <br />SCE <br />(E) 200A 2P MAIN C/B <br />CENTER FED <br />(DISCONNECT 1 OF 1) <br />INSTALL 60A 2P PV/ESS <br />C/B AT THE OPPOSITE <br />END OF BUS FROM <br />MAIN FEEDER C/B <br />Connection to the Interior metal water piping <br />shall be made within 5 feet from the point of <br />entrance. 250.68(C) (1) <br />EXISTING GROUNDING SYSTEM <br />(N) SYSTEM <br /> SHUTDOWN <br />SWITCH (RSD) <br />(2) #18 AWG THWN-2 <br />(N) 200A Tesla Backup Switch <br />120/240V, Model #:1624171-95-K <br />Mounted Between Meter and Meter Can <br />EXISTING <br />200A MAIN SERVICE PANEL <br />120/240V,1-PHASE, 3-WIRE <br />(EXTERIOR WALL) <br />CTRL <br />MP <br />P <br />T <br />1 <br />(N)TESLA POWERWALL 3 <br />11.5 KW / 13.5kWH <br />INVERTER/BATTERY <br />60A/2P, 240V <br />MODEL #:1707000-xx-y <br />(EXTERIOR WALL) <br />MP <br />P <br />T <br />2 <br />MP <br />P <br />T <br />3 <br />MP <br />P <br />T <br />4 <br />MP <br />P <br />T <br />5 <br />MP <br />P <br />T <br />6 <br />(3) #6 AWG THWN-2 <br />(1) #8 AWG CU EGC <br />3/4" EMT CONDUIT <br />1.25 X 48A = 60A (60A PV/BATTERY C/B) <br />J-BOX <br />NEMA 3R <br />[DC.2] <br />[DC.1] <br />-+-+ <br /> STRING (a) MODULES:5 RSD:2 <br />STRING (b) MODULES:5 RSD:2 <br />-+-+ <br />#6 AWG BARE CU <br />PV ARRAY INFORMATION <br />20 REC SOLAR 420W SOLAR MODULES <br />8 MCI-1 RAPID SHUTDOWN DEVICE <br />1 TESLA POWERWALL 3 INVERTER/BATTERY <br />MODULE MODEL # REC420AA PURE-R <br />INVERTER MODEL # 1707000-XX-Y <br />NUMBER OF STRINGS : <br />MAX AC OUTPUT CURRENT: <br />CEC WEIGHTED EFFICIENCY: % @240V <br />GROUNDING SPECS: IRONRIDGE HAS A UL2703 LISTED <br />INTEGRATED GROUNDING.NO ADDITIONAL GROUND LUGS AND <br />COPPER WIRE ARE NEEDED.ROW TO ROW CONNECTION SHALL <br />BE MADE WITH UL LISTED GROUNDING LUGS. <br />97.5 <br />48 <br />4 <br /># OF MODULES IN B-CIRCUIT a,b,c,d:5 <br />THE ESS CIRCUIT BREAKER SHALL BE SECURED IN PLACE BY AN <br />ADDITIONAL FASTENER PER SECTION 408.36(D). THE BREAKER AND <br />FASTENER SHALL BE MADE BY THE SAME MANUFACTURER <br />[ DC.1] FROM PV MODULES TO J-BOX <br />( ) #10 AWG PV WIRE, 600V, BLACK2 <br />I-SC = ADC <br />I-MP = ADC <br />5 8.88 <br />8.405 <br />59.4 <br />50.0 <br />1.14 <br />[ AC.1] INVERTER TO POI <br />EXPECTED WIRE TEMP (°C): 39° <br />TEMP CORRECTION PER NEC TABLE 310.16: 0.91 <br />CIRCUIT CONDUCTOR SIZE: <br />CIRCUIT CONDUCTOR AMPACITY: <br /># OF CURRENT CARRYING CONDUCTORS: 3 <br />CONDUIT FILL PER NEC 310.15(B)(3)(a): 1 <br />REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(B): <br />1.25 X OUTPUT CURRENT OF INVERTER <br />1.25 X 48A = 60.0A <br />DERATED AMPACITY OF CIRCUIT CONDUCTORS PER NEC TABLE 310.16: <br />TEMP CORR. PER NEC 310.16 X <br />CONDUIT FILL CORR. PER NEC 310.15(B)(3)(a) X <br />(3) # AWG THWN-2 + (1) #8 AWG CU EGC,3/4" EMT CONDUIT <br />CIRCUIT CONDUCTOR AMPACITY =0.91 X 1 X 75 = 68.25A <br />75 A <br />#6 AWG <br />6 <br />[ DC.2] FROM J-BOX TO INVERTER <br />( ) #10 AWG THWN-2, 600V, BLACK & RED <br />(1) #8 AWG THWN-2 CU EGC, 3/4" EMT CONDUIT <br />8 <br />V-OC = 338.58 VDC <br />V-MP = 250.00 VDC <br />I-SC = 2 * 8.88 = 17.76 ADC <br />I-MP = 2 * 8.40 = 16.80 ADC <br />[AC.1] <br />PCS A <br />PCS B <br />PANEL LIMIT FEATURE FOR THE POWERWALL UNIT(S) TO BE UTILIZED <br />FIELD LABEL TO BE AT POINT OF INTERCONNECTION. <br />"PCS CONTROLLED CURRENT SETTING: 160A" <br />THE MAXIMUM OUTPUT CURRENT FROM THIS SYSTEM <br />TOWARDS THE MAIN PANEL IS CONTROLLED ELECTRONICALLY. REFER TO THE <br />MANUFACTURER'S INSTRUCTION FOR MORE INFORMATION." (NEC 2020, 705.13) <br />THE SUM OF PCS A AND PCS B NOT TO EXCEED 200A <br />V-OC = * * = 338.58 VDC <br />V-MP = * = 250 VDC <br />-+-+ <br />-+-+ <br />STRING (c) MODULES:5 RSD:2 <br />STRING (d) MODULES:5 RSD:2 <br />HISTORIC-825 N <br />Lacy St2/18/2025