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(N) 200A BACKUP PANEL, <br />3-PHASE, 4-WIRE/ 480V <br />D <br />DC <br />AC <br />AC <br />Switch <br />AC <br />Output <br />L1 <br />L2 <br />L3 <br />N <br />G <br />(N) J. BOX <br />THREE PHASE INVERTER #1 <br />SOL-ARK 60K-3P-480V [480V] <br />WITH BUILT-IN DC DISCONNECT <br />UL1741 CERTIFIED INVERTER <br />01 <br />B <br />DC <br />AC <br />AC <br />Switch <br />AC <br />Output <br />L1 <br />L2 <br />L3 <br />N <br />FUSES <br />A <br />C <br />C <br />STR.#5 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />MPPT2 <br />MPPT1 <br />MPPT3 <br />MPPT4 <br />THREE PHASE INVERTER #2 <br />SOL-ARK 60K-3P-480V [480V] <br />WITH BUILT-IN DC DISCONNECT <br />UL1741 CERTIFIED INVERTER <br />+- <br />THREE PHASE BATTERY <br />SOL-ARK L3-HVR-60KWH [480V] <br />E <br />01 <br />STR.#4 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />01 <br />STR.#3 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />01 <br />STR.#2 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />0116 <br />STR.#1 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />G <br />(N) J. BOX <br />01 <br />B.1 <br />FUSES <br />A.1 <br />STR.#10 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />MPPT2 <br />MPPT1 <br />MPPT3 <br />MPPT4 <br />01 <br />STR.#9 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />01 <br />STR.#8 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />01 <br />STR.#7 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />0116 <br />STR.#6 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />+- <br />THREE PHASE BATTERY <br />SOL-ARK L3-HVR-60KWH [480V] <br />E <br />(N) 3 WAY 200A <br />TRANSFER SWITCH <br />(N) POLARIS <br />CONNECTORS <br />IN CLOSED <br />NEMA 3R BOX <br />(N) 4/0 WIRE <br />(N) 4/0 <br />WIRE <br />100A/3P <br />100A/3P <br />(N) AC DISCONNECT <br />480V AC / 200A <br />RATED / 3-PHASE <br />D <br />100A/3P <br />100A/3P <br />(N) 200A PV <br />LOAD CENTER <br />(N) 200A SUB PANEL <br />(BACK UP PANEL) <br />3-PHASE, 4 WIRE /480V <br />(N) 4/0 <br />WIRE <br />BI-DIRECTIONAL <br />UTILITY METER <br />3-PHASE,4-WIRE <br />480/277V , 60HzL <br />(E) <br />200A/3P <br />(E)1200A MAIN <br />SWITCH BOARD <br />(E) <br />1200A/3P <br />C <br />EXISTING GROUNDING <br />ELECTRODE SYSTEM <br />(N) BATTERY <br />DISCONNECT <br />480V AC / 100A <br />RATED / 3-PHASE <br />E <br />(N) BATTERY <br />DISCONNECT <br />480V AC / 100A <br />RATED / 3-PHASE <br />16 <br />16 <br />16 <br />16 <br />01 <br />STR.#11 (16) MODULES IN SERIES <br />WITH AP SMART RSD-S-PLC. <br />16 <br />16 <br />16 <br />16 <br />16 <br />SHEET NUMBER <br />PV-6.0 <br />NEW GRID - TIED SYSTEM 103.84 kW <br />DATE: 5/23/2026 <br />DRAWN BY: <br />MCGUFF <br />APN: 415-021-15 <br />Utility: SDGE <br />AHJ: CITY OF SANTA ANA <br />3080 S. HARBOR BLVD. <br />SANTA ANA, CA 92704 <br />CARLSBAD SOLAR CORPORATION <br />3525 HIGHLAND DR. <br />CARLSBAD, CA 92008 <br />PHONE: 760-826-9226 <br />CSLB #1023872 <br /> SYSTEM SIZE: 103.84 KW DC, <br />120.00 KW AC & 120.00 kWh <br />(176)MISSION SOLAR MSI10-590HN4G 590W <br />MODULES <br />(02)SOL-ARK 60K-3P-480V INVERTERS <br />(02)SOL-ARK L3-HVR-60KWH BATTERIES <br />NOTE: <br /> ALL DC CONNECTORS TO MODULES OR INVERTERS MUST BE OF MATCHING MANUFACTURE BRAND <br />AND STYLE. DO NOT USE COMPATIBLE’ CONNECTORS WHICH HAVE NOT BEEN UL TESTED FOR <br />COMPATIBILITY. PERFORMANCE AND FIRE DAMAGE MAY RESULT FROM MIS-MATCHED CONNECTOR <br />USEAGE. <br />NOTES: <br />1. MODULES ARE BONDED TO RAIL USING UL 2703 <br />RATED BONDING SYSTEM -INTEGRATED <br />BONDING MID-CLAMPS + DIRECT-BURIAL <br />LAY-IN-LUGS; SEE <br />ATTACHED FOR SPECIFICATIONS IF APPLICABLE <br />2. PV DC SYSTEM IS UNGROUNDED. <br />3. PV ARRAY WILL HAVE A GROUNDING ELECTRODE <br />SYSTEM IN COMPLIANCE WITH NEC 250.58 AND <br />690.47(A). <br />4. PV SOURCE, OUTPUT, AND INVERTER INPUT <br />CIRCUIT WIRING METHODS SHALL COMPLY WITH <br />NEC 690.1(G) <br />5. BACKFED PV BREAKER WILL BE INSTALLED AT <br />OPPOSITE END OF THE BUS BAR FROM THE MAIN <br />BREAKER. A PERMANENT WARNING LABEL TO BE <br />INSTALLED PER SYSTEM SIGNAGE, PAGE <br />6. BARE COPPER IS TRANSITIONED TO THWN-2 VIA <br />IRREVERSIBLE CRIMP; WHEN PRESENT, THE GEC <br />TO BE CONTINUOUS. <br />7. INVERTER(S) TO BE COMPLIANT WITH UL 1741 <br />SUPPLEMENT A. <br />8. CONDUIT AND CONDUCTOR SPECIFICATIONS <br />ARE BASED ON MINIMUM CODE REQUIREMENTS <br />AND ARE NOT MEANT TO LIMIT UP-SIZING AS <br />REQUIRED BY <br />9. FIELD CONDITIONS <br />ELECTRICAL LINE DIAGRAM <br />NOTES: <br />1.WIRING MATERIALS SHALL COMPLY WITH MAXIMUM CONTINUOUS CURRENT OUTPUT AT 25°C AND MAXIMUM VOLTAGE AT 600V; WIRE SHALL BE WET RATED AT 90°C. <br />2. EXPOSED PHOTOVOLTAIC SYSTEM CONDUCTORS ON THE ROOF WILL BE USE 2 OR PV-TYPE WIRE. <br />3. PHOTOVOLTAIC SYSTEM CONDUCTORS SHALL BE IDENTIFIED AND GROUPED. THE MEANS OF IDENTIFICATION SHALL BE PERMITTED BY SEPARATE COLOR-CODING, <br />MARKING TAPE, TAGGING OR OTHER APPROVED MEANS. <br />4. ALL EXTERIOR CONDUIT, FITTINGS, AND BOXES SHALL BE RAIN-TIGHT AND APPROVED FOR USE IN WET LOCATIONS. <br />5. ALL METALLIC RACEWAYS AND EQUIPMENT SHALL BE BONDED AND ELECTRICALLY CONTINUOUS. <br />6. WHERE SIZES OF JUNCTION BOXES, RACEWAYS, AND CONDUITS ARE NOT SPECIFIED, CONTRACTOR SHALL SIZE THEM ACCORDING TO APPLICABLE CODES. <br />7. REMOVAL OF A UTILITY-INTERACTIVE INVERTER OR OTHER EQUIPMENT SHALL NOT DISCONNECT THE BUILDING CONNECTION BETWEEN THE GROUNDING <br />ELECTRODE CONDUCTOR AND THE PV SOURCE AND/OR OUTPUT CIRCUIT GROUNDED CONDUCTOR. <br />8. FOR GROUNDED SYSTEMS, THE PHOTOVOLTAIC SOURCE AND OUTPUT CIRCUITS SHALL BE PROVIDED WITH A GROUND-FAULT PROTECTION DEVICE OR SYSTEM <br />THAT DETECTS A GROUND FAULT, INDICATES THAT FAULT HAS OCCURED AND AUTOMATICALLY DISCONNECTS ALL CONDUCTORS OR CAUSES THE INVERTER TO <br />AUTOMATICALLY CEASE SUPPLYING POWER TO OUTPUT CIRCUITS. <br />9. FOR UNGROUNDED SYSTEMS, THE INVERTER IS EQUIPPED WITH GROUND FAULT PROTECTION AND A GFI FUSE PORT FOR GROUND FAULT INDICATION. <br />10. PV MODULE FRAMES SHALL BE BONDED TO RACKING RAIL OR BARE COPPER GEC/GEC PER THE MODULE MANUFACTURER'S LISTED INSTRUCTION SHEET. <br />11. PV MODULE RACKING RAIL SHALL BE BONDED TO BARE COPPER GEC VIA WEEB LUG, ILSCO GBL-4DBT LAY-IN LUG, OR EQUIVALENT LISTED LUG. <br />12. THE PHOTOVOLTAIC INVERTER WILL BE LISTED AS UL 1741 COMPLIANT. <br />13. RACKING AND BONDING SYSTEM TO BE UL2703 RATED. <br />14. ANY REQUIRED GROUNDING ELECTRODE CONDUCTOR WILL BE CONTINUOUS, EXCEPT FOR SPLICES OR JOINTS AS BUS BARS WITHIN LISTED EQUIPMENT. <br />CONDUCTOR SCHEDULE AND CALCULATIONS <br />TAG LOCATION DESCRIPTION CURRENT (A) <br />#C. CARRYING <br />CONDUCTOR WIRE SIZE WIRE TYPE CONDUCTOR <br />RATING (A) <br />AMBIENT TEMP <br />(26+22 = 48°) <br />CONDUCTOR <br />FILL FACTOR <br />(NEC CHAPTER-9 <br />TABLE-5) <br />DERATED <br />GROUND SIZE CONDUIT TYPE CONDUIT SIZE <br />WIRE RUN FROM MAX. CURRENT <br />PER STRING <br />INVERTER OUTPUT <br />CURRENT (A) <br />A PV ARRAY TO J-BOX 17.64 -10 PV WIRE 40 0.82 1.00 32.80 6 AWG FREE AIR N/A <br />A.1 PV ARRAY TO J-BOX 17.64 -12 PV WIRE 40 0.82 1.00 32.80 6 AWG FREE AIR N/A <br />B J- BOX TO INVERTER 17.64 -10 10 AWG THWN-2 40 1.00 0.50 20.00 8 AWG EMT OR PVC 1.50" <br />B.1 J- BOX TO INVERTER 17.64 -12 10 AWG THWN-2 40 1.00 0.50 20.00 8 AWG EMT OR PVC 1.50" <br />C INVERTER TO LOAD CENTER -72.2 4 2 AWG (CU)THWN-2 130 1.00 0.80 104.00 6 AWG EMT OR PVC 1.50" <br />D LOAD CENTER TO MSB -144.4000 4 4/0 AWG (CU)THWN-2 260 1.00 0.80 208.00 4 AWG EMT OR PVC 3.00" <br />E INVERTER TO BATTERY -150 2 1/0 AWG (CU)THWN-2 170 1.00 1.00 170.00 6 AWG EMT OR PVC 1.50" <br />SOLAR MODULE SPECIFICATIONS <br />MANUFACTURER / MODEL # VMP IMP VOC ISC Module <br />Efficiency <br />TEMPERATURE <br />COEFFICIENT OF <br />Voc <br />MISSION SOLAR <br />MSI10-590HN4G (590W)44.23 13.36 52.90 14.11 24.00%-0.2398%/ °C <br />MODULE DIMENSION 89.60" L X 44.6" W X 1.2" D <br />INVERTER SPECIFICATIONS <br />MANUFACTURER / MODEL #QUANTITY NOMINAL OUTPUT <br />VOLTAGE <br />NOMINAL OUTPUT <br />CURRENT <br />Sol-Ark 60K-3P-480V 2 480 VAC 72.2A <br />NOTE: <br />1. BATTERY ENCLOSURE TO BE CONSTRUCTED WITH A MINIMUM HEIGHT OF 6 FT <br />AND MAXIMUM HEIGHT OF 8 FT AROUND DESIGNATED PARKING SPACE. <br />2. BATTERY AND INVERTER ENCLOSURE TO BE WEATHER-PROTECTED (RAIN AND <br />SUN SHIELD), WITH HEIGHT BETWEEN 6 FT AND 8 FT. <br />SYSTEM IS UTILITY-INTERACTIVE AND NOT INTENDED <br />FOR STANDALONE OPERATION UNDER CEC ARTICLE 710. <br />THE AUTOMATIC TRANSFER SWITCH IS THERE TO SERVICE THE <br />SOLAR/BATTERY SYSTEM WITHOUT INTERRUPTING THE LOADS ON THE <br />BACKUP LOADS PANEL. ALSO TO AUTOMATICALLY TRANSFER BACK TO <br />THE GRID IF THE SOLAR/BATTERY SYSTEM HAS AN ISSUE OR TURNS OFF <br />FOR ANY REASON. <br />RAPID SHUTDOWN FUNCTIONALITY REMAINS OPERATIONAL DURING BOTH <br />GRID-CONNECTED AND BACKUP OPERATION MODES. ACTIVATION OF THE <br />RAPID SHUTDOWN INITIATOR DE-ENERGIZES PV CONDUCTORS PER CEC <br />690.12 REQUIREMENTS.