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PV-02 <br />Drafted By <br />San Diego Solar Permits <br />www.sandiegosolarpermits.com <br />P.O. Box 9755 <br />San Diego, CA 92169 <br />(619) 289-8997 <br />Drafted By <br />Pl <br />a <br />n <br />s <br /> <br />P <br />r <br />e <br />p <br />a <br />r <br />e <br />d <br /> <br />B <br />y <br />Ow <br />n <br />e <br />r <br />Co <br />n <br />t <br />r <br />a <br />c <br />t <br />o <br />r <br />St <br />e <br />p <br />h <br />a <br />n <br />i <br />e <br /> <br />L <br />u <br />o <br />n <br />g <br />32 <br />2 <br />9 <br /> <br />P <br />a <br />r <br />k <br /> <br />D <br />r <br />Sa <br />n <br />t <br />a <br /> <br />A <br />n <br />a <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />7 <br />(7 <br />1 <br />4 <br />) <br /> <br />8 <br />8 <br />4 <br />- <br />7 <br />2 <br />6 <br />1 <br />Ex <br />i <br />s <br />t <br />i <br />n <br />g <br /> <br />A <br />D <br />U <br />Drafted By <br />So <br />l <br />a <br />r <br /> <br />T <br />e <br />c <br />h <br /> <br />E <br />n <br />e <br />r <br />g <br />y <br /> <br />S <br />y <br />s <br />t <br />e <br />m <br />s <br />94 <br />1 <br />0 <br /> <br />B <br />o <br />n <br />d <br /> <br />A <br />v <br />e <br />El <br /> <br />C <br />a <br />j <br />o <br />n <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />0 <br />2 <br />1 <br />(6 <br />1 <br />9 <br />) <br /> <br />7 <br />4 <br />3 <br />- <br />9 <br />1 <br />9 <br />3 <br />Co <br />n <br />t <br />r <br />a <br />c <br />t <br />o <br />r <br /> <br />L <br />i <br />c <br />: <br /> <br /># <br />1 <br />1 <br />0 <br />6 <br />7 <br />7 <br />7 <br /> <br />- <br /> <br />C <br />1 <br />0 <br />, <br /> <br />C <br />4 <br />6 <br />Ro <br />b <br />e <br />r <br />t <br /> <br />B <br /> <br />W <br />h <br />e <br />a <br />t <br />Li <br />c <br />: <br /> <br />1 <br />1 <br />0 <br />6 <br />7 <br />7 <br />7 <br /> <br />- <br /> <br />C <br />1 <br />0 <br />, <br /> <br />C <br />4 <br />6 <br />ELECTRICAL NOTES: <br />System Confi guration <br />Number of Strings 1 <br />Modules per String 7 <br />Number of Micro-Inverters 7 <br />Module Model Solaria PowerX-400R <br />Inverter Model Enphase iQ8M-72-2-US Micro Inverters <br />Service Bus Ampere Rating 125A <br />Main Breaker Ampere Rating 100A <br />Max PV AC Output Current 9.5A <br />PV OCPD Size - PV AC Current @125%(1) 15A <br />DC Watts STC 2.8kW <br />Operating AC Voltage 240V <br />Inverter Ratings: <br />Enphase iQ8M-72-2-US <br />Max Input Voltage: 60V DC <br />Output Voltage: 240 VAC <br />Max Output Power: 325W <br />Max Output Current = 1.35A <br />UL1741/IEEE 1547, NEMA 6 <br />1. All conductors shall be copper. All components are UL listed and CEC certifi ed, where warranted. <br />2. New electrical shall be located at least three (3) feet from gas meter or gas shut- off valves. CPC1208.7.1; CEC 110.26. <br />3. Grounding electrode conductor shall be sized per CEC 250.66. <br />4. AIC rating for the main breaker and solar breaker shall have an equal or greater AIC ratings than the existing breakers. CEC 690.13(E). <br />5. Modules and racking grounding method- All modules will be grounded in accordance with code and the manufacturer’s installation instructions - UL 2703 compliant IronRidge XR Integrated Grounding System using UFO Grounding Mid Clamps and T-Bolt Grounding <br />Lugs - See attached cut sheet. <br />6. If the existing main service panel does not have verifi able grounding electrode, a grounding electrode rod shall be installed, where #8 THWN-2 Ground Serves as both Equipment Ground and Grounding Electrode Conductor. Supplemental grounding electrode <br />required where existing grounding electrode has resistance of more than 25 ohms, or if resistance testing results are not provided (CEC 690.47(A)). If required, multiple grounding electrodes must be at least 6’ apart. (CEC 250.53 (A)(3). <br />7. The GEC / EGC shall be continuous, or when spliced, the splice shall be made by irreversible crimp or exothermic weld. <br />8. Exposed non-current carrying metal parts of module frames, equipment, and conductor enclosures shall be grounded in accordance with 250.13 or 250.136 (a) regardless of voltage. <br />9. AC and DC Conductor sizing and terminations at J-boxes were calculated in accordance with 2022 CEC. All wires to be provided with strain relief at all entry to junction boxes as required by the box listing. <br />Solar module and rail <br />grounding: UL 2703 <br />compliant IronRidge <br />XR Integrated <br />Grounding System <br />SINGLE LINE DIAGRAM: <br />(2) #12 AWG USE-2 <br />Conductors - Enphase Q Cable <br />(2) #12 AWG - Enphase Q Cable <br />(1) #6 AWG Bare Ground <br />Free cable, not in conduit, <br />securely fastened <br />PV SYSTEM EQUIPPED <br />WITH RAPID SHUTDOWN <br />PV Array (P) <br />7 Solaria PowerX-400R Solar Modules with <br />7 Enphase iQ8M-72-2-US Micro Inverters <br />Integrated DC and AC <br />cables and connectors <br />Enphase Micro-Inverter Solar Module <br />Typical of 7 <br />7 <br />Junction Box (P) <br />UL Listed, NEMA3R <br />Mounted on Rail/Roof <br />(2) #10 AWG THWN-2 <br />(1) #8 AWG THWN-2 Ground <br />In 3/4” E.M.T. or Equivalent <br />EXISTING <br />(3) #1 AWG THHN <br />(1) #8 AWG THHN Ground <br />In 1 1/4” PVC or Equivalent <br />(3) #10 AWG THWN-2 <br />(1) #8 AWG THWN-2 Ground <br />In 3/4” E.M.T. or Equivalent <br />Existing Ground <br />May require new grounding <br />electrodes - see notes below <br />Utility <br />Service <br />100A <br />Main <br />OCPD <br />100A <br />Main <br />OCPD <br />M <br />(E <br />) <br /> <br />- <br /> <br />E <br />x <br />i <br />s <br />t <br />i <br />n <br />g <br />(P <br />) <br /> <br />- <br /> <br />P <br />r <br />o <br />p <br />o <br />s <br />e <br />d <br />G <br />GUtility Bi-Directional <br />Electric Meter <br />(1) 15A 2 Pole PV Back-Fed <br />Circuit Breaker - shall be <br />positioned at the opposite <br />end of main breaker <br />Main Service Panel (E) <br />1PH 3W 240VAC <br />125A Bus Rating (E) <br />100A Main OCPD Non-Center Fed (E) <br />- RAPID SHUTDOWN <br />Mounted on House <br />Sub Panel (E) <br />125A Bus Rating (E) <br />100A Main OCPD Non-Center Fed (E) <br />(1) 15APV OCPD (P) <br />Mounted on ADU <br />(1) 15A <br />PV <br />OCPD <br />Module/Microinverter AC <br />Connectors recognized <br />as disconnect means <br />complying with CEC 690.33 <br />(1) 15A <br />Mon <br />OCPD <br />(1) 15A <br />PV <br />OCPD <br />PV Load Center (P) <br />125A Bus Rating (P) <br />(1) 15A PV OCPD (P) <br />(1) 15A Envoy Monitoring OCPD (P) <br />Mounted on ADU <br />Monitoring System (P) <br />SunPower PVS6 <br />UL Listed, NEMA3R (4) #14 AWG <br />In 3/4” E.M.T. <br />Solar Module Ratings: <br />Solaria PowerX-400R <br /> Pmax - 400W <br /> Vmpp - 31.0V <br /> Impp - 12.9A <br /> Voc - 37.3V <br /> Isc - 13.68A <br />3229 S Park Dr <br />Unit# 21/23/2024