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(E) LOADS, <br />TYP <br />UTILITY SERVICE <br />120/208V <br />3ɐ/4W <br />(E) 400A <br />SECTION <br />208V 3ɐ/4W <br />MAIN SWITCH <br />(E) 400A <br />208V 3ɐ/4W <br />UTILITY METER <br />(N) PV OCPD <br />3P 50A <br />(E) MAIN <br />DISCONNECT <br />3P 400A <br />FACILITY GROUND <br />PER ART. 250 <br />#1/0 GEC + <br />#1/0 WATER PIPE BOND <br />(E) 400A <br />SECTION <br />208V 3ɐ/4W <br />SWITCHBOARD <br />400A SUPPLY <br />2-POLE 208V BREAKERS TO BE <br />PLACED ON ALTERNATING PHASES <br />TO MAXIMALLY BALANCE ALL <br />MICROINVERTERS ACROSS PHASES: <br />A-B: 14 MICROINVERTERS <br />B-C: 13 MICROINVERTERS <br />A-C: 13 MICROINVERTERS <br />(N) PV OCPD <br />2P 20A <br />(N) PV LOAD CENTER <br />(MIN) 125A 240V <br />3ɐ/4W MIN. 10,000 AIC <br />(N) PV OCPD <br />2P 20A <br />G <br />(N) 60A 240V 3ɐ <br />SOLAR AC DISCONNECT <br />NON-FUSIBLE, LOCKABLE <br />VISIBLE-BLADE, KNIFE-BLADE <br />SQUARE D DU322RB OR EQUIV. <br />100,000 AIC RATED <br />(N) PV OCPD <br />2P 20A <br />(N) PV OCPD <br />2P 20A <br />G <br />TIE 2P BREAKERS <br />ONTO ALTERNATING <br />PHASES: AB/BC/AC <br />(N) BRANCH CIRCUIT 1 : <br />(7) MODULES PAIRED WITH (7) MICROINVERTERS <br />(N) BRANCH CIRCUIT 2: <br />(7) MODULES PAIRED WITH (7) MICROINVERTERS <br />(N) BRANCH CIRCUIT 5: <br />(6) MODULES PAIRED WITH (6) MICROINVERTERS <br />(N) BRANCH CIRCUIT 6: <br />(7) MODULES PAIRED WITH (7) MICROINVERTERS <br />MODULES: (40) HANWHA Q CELLS Q.PEAK DUO BLK ML-G10+ 400 <br />MICROINVERTERS: (40) ENPHASE IQ7PLUS-72-2-US (208V) <br />[B] (MIN) XX" EMT <br />* (6) #10 AWG THWN-2 WIRE <br />(1) # 8 AWG THWN-2 EGC <br />(N) BRANCH CIRCUIT 4: <br />(7) MODULES PAIRED WITH (7) MICROINVERTERS <br />(N) BRANCH CIRCUIT 3: <br />(6) MODULES PAIRED WITH (6) MICROINVERTERS (N) PV OCPD <br />2P 20A <br />(N) PV OCPD <br />2P 20A <br />[A] WIRES IN FREE AIR <br />* (2) #12 AWG WIRE IN ENGAGE <br />Q-CABLE UV RATED SHEATHING <br />** #6 AWG <br />BARE COPPER <br />EGC <br />[C] (MIN) 1 " EMT <br />(4) #6 AWG THWN-2 WIRE <br />(1) #8 AWG THWN-2 EGC <br />[D] (MIN) 1 " EMT <br />(4) #6 AWG THWN-2 WIRE <br />(1) #8 AWG THWN-2 EGC <br />(N) JBOX <br />NEMA 3R <br />G <br />G <br />(N) JBOX <br />NEMA 3R <br />[B] <br />ELECTRICAL CALCULATIONS <br />JPH <br />E-1 <br />SHEET NUMBER: <br />DRAWN BY: <br />DATE: <br />REV: <br />5/24/22 <br />5/27/22 <br />PROJECT: <br />2030 N TUSTIN AVE. <br />2030 N TUSTIN AVE., <br />SANTA ANA, CA 92705 <br />LICENSE HOLDER'S <br />SIGNATURE <br />CONTRACTOR: <br />SUNKO SOLAR <br />1540 6TH ST. #304 <br />SANTA MONICA, CA 90401 <br />(415) 866-0676 <br />CSLB # 1021907 <br /> C-46 <br />ELECTRICAL LINE DIAGRAM <br />NOTES: <br />x MODULES ARE BONDED TO RAIL USING UL 2703 RATED BONDING SYSTEM - INTEGRATED BONDING MID-CLAMPS + DIRECT-BURIAL LAY-IN-LUGS; SEE ATTACHED FOR SPECIFICATIONS <br />x PV DC SYSTEM IS UNGROUNDED <br />x BACKFED PV BREAKER WILL BE INSTALLED AT OPPOSITE END OF THE BUS BAR FROM THE MAIN BREAKER. A PERMANENT WARNING LABEL TO BE INSTALLED PER SYSTEM SIGNAGE, SHEET F-1 <br />x BARE COPPER IS TRANSITIONED TO THWN-2 VIA IRREVERSIBLE CRIMP; WHEN PRESENT, THE GEC TO BE CONTINUOUS AS PER CEC 250.64(C) <br />x INVERTER(S) TO BE COMPLIANT WITH UL 1741 SUPPLEMENT A <br />* THE ENPHASE IQ MICROINVERTER SYSTEM USES A DG TYPE CABLE AND CONTAINS ONLY TWO #12 AWG LINE CONDUCTORS. THE Q CABLE MALE CONNECTORS PLUG DIRECTLY INTO THE IQ MICROS, WHOSE DOUBLE INSULATION RATING REQUIRES NO <br />NEUTRAL OR GROUND CONDUCTORS; LINE-TO-LINE COMMUNICATIONS INSTEAD OF THE NEUTRAL IS USED TO DETERMINE GRID VALUES. THIS FUNCTIONALITY IS PART OF ITS UL LISTING. <br />** GROUND PATH IS AS FOLLOWS: THE IQ MICRO AND THE IQ+ MICRO DO NOT REQUIRE GROUNDING ELECTRODE CONDUCTORS (GEC) OR EQUIPMENT GROUNDING CONDUCTORS (EGC); MICROINVERTER MOUNTING BRACKET IS BONDED VIA UL 2703 <br />HARDWARE CONNECTION TO RACKING; INTEGRATED BONDING CLAMPS BOND MODULE FRAMES TO RACKING; RACKING IS BONDED TO BARE WIRE EGC VIA UL 2703 LISTED HARDWARE <br />PHASE A PHASE C PHASE B <br />HOT1 <br />CIRCUIT 1 HOT2 <br />HOT1 <br />CIRCUIT 2 HOT2 <br />HOT1 <br />CIRCUIT 3 HOT2 <br />HOT1 <br />CIRCUIT 4 HOT2 <br />HOT1 <br />CIRCUIT 5 HOT2 <br />HOT1 <br />CIRCUIT 6 HOT2 <br />2030 N Tustin Ave <br />- 101111576 & <br />2017705901/10/23