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<br />LOAD OUTGRID GEN
<br />MOD BUS
<br />PARALLEL
<br />PARALLEL BATTERY CAN BUS
<br />PV1+PV1-PV2+PV2-PV3+PV3-
<br />200A LOAD BREAKER
<br />L3L2L1 L3L2L1 L3L2L1PV4+PV4-
<br />(64) JA SOLAR JAM66D45 LB JA (630W) MODULES
<br />(32) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />MPPT 1
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />MPPT 2
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />MPPT 3
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />MPPT 4
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />1 STRING OF (08) MODULES
<br />WITH (04) AP SMART RSD-D-20 RAPID SHUTDOWN DEVICES
<br />(N) SOL-ARK 30K-3P-208V-N INVERTER
<br />INVERTER OUTPUT CURRENT: 83.4A(208V)
<br />48VDC BATTERY INPUT 150-550 VDC PV
<br />INPUT WITH MPPT TRACKING BUILT IN
<br />ARC FAULT AND GROUND FAULT
<br />DETECTION ON PV INPUT CIRCUITS
<br />LOAD
<br />LINE
<br />(N) 200A FUSED AC DISCONNECT
<br />WITH (3) 110A FUSES, VISIBLE
<br />LOCKABLE LABELED, 120/208V,
<br />3-PHASE, 4-W,
<br /> NEMA 3R, UL LISTED
<br />L1
<br />L2
<br />G
<br />L3
<br />(N) JUNCTION BOX
<br />600 V, NEMA 3R
<br />UL LISTED
<br />4
<br />1
<br />EMERGENCY STOP BUTTON
<br />ADJACENT TO AC DISCONNECT
<br />EXTERIOR WALL
<br />LOCATED PER NEC 690.12
<br />3
<br />2X INTEGRATED LOCKING
<br />PV DISCONNECT
<br />N
<br />(E) SUB PANEL PANEL 250A
<br />RATED, 120/208V, 3-PHASE,
<br />4-W, WYE
<br />G
<br />(E) MAIN BREAKER 175A/3P,
<br />120/208V, 3-PHASE,
<br />4-W, WYE
<br />N
<br />(E) 600A RATED MAIN LUG
<br />PANEL, 120/208V, 3-PHASE,
<br />4-W, WYE
<br />G
<br />N
<br />(E) SUB PANEL PANEL
<br />200A RATED, 120/208V,
<br />3-PHASE, 4-W, WYE
<br />G
<br />(E) MAIN BREAKER 200A/3P,
<br />120/208V, 3-PHASE, 4-W, WYE
<br />N
<br />(E) SUB PANEL PANEL 200A RATED,
<br />120/208V, 3-PHASE, 4-W, WYE
<br />G
<br />(E) MAIN BREAKER 200A/3P,
<br />120/208V, 3-PHASE, 4-W, WYE
<br />N
<br />(N) AC DISCONNECT
<br />VISIBLE, LOCKABLE, LABELED
<br />600A AC DISCONNECT WITH
<br />(3) 600A FUSES, 120/208V,
<br />3-PHASE NEMA 3R, UL LISTED
<br />(READILY ACCESSIBLE)
<br />(E) LOADS
<br />(N)
<br />100A/3P
<br />(N) SOLAR PV BREAKER
<br />(E)
<br />175A/3P
<br />(E)
<br />200A/3P
<br />(E)
<br />200A/3P
<br />LOAD
<br />LINE
<br />(E) 600A FUSED AC DISCONNECT
<br />VISIBLE LOCKABLE LABELED
<br />DISCONNECT, (3) 200A FUSES,
<br />120/240V, 3-PHASE, 4-W NEMA 3R,
<br />UL LISTED
<br />L1
<br />L2
<br />L3
<br />G
<br />#3/0 AWG GEC (CU)
<br />112.15KVA TRANSFORMER
<br />PRIMARY-277/480V,WYE 3-PHASE
<br />SECONDARY-120/208V WYE,
<br /> NEMA 3R, UL LISTED
<br />N
<br />(E) MAIN DISCONNECT
<br />SWITCHGEAR 2500A RATED,
<br />277/480V, 3-PHASE, 4-W, WYE
<br />EXISTING GROUNDING
<br />ELECTRODE SYSTEM TO EARTH
<br />REF. CEC 250.52, 250.53(A)
<br />G
<br />(E) MAIN BONDING
<br />JUMPER PER
<br />CEC 250.8 & 250.28
<br />(E) BONDING JUMPER
<br />PER CEC 250.92(A)(2)
<br />(E) GROUNDING ELECTRODE
<br />CONDUCTOR PER CEC 250.62,250.64,
<br />& 250.66
<br />(E) GROUNDING ELECTRODE
<br />SYSTEM PER CEC 250.50
<br />(E) MAIN BREAKER 2500A/3P,
<br />277/480V, 3-PHASE, 4-W, WYE
<br />M
<br />(E)
<br />2500A/3P
<br />TO UTILITY GRID
<br />L2L1 NL3
<br />(E) (04) 600 KCMIL ALUMINIUM
<br />(01) #2 GROUND
<br />(E) 2 PARALLEL FEEDER OF
<br />(04) 600 KCMIL ALUMINIUM
<br />(01) #2 GROUND
<br />(E) (04) 350 KCMIL ALUMINIUM
<br />(01) #2 GROUND EXISTING
<br />2 LOAD
<br />LINE
<br />E
<br />(E) SERVICE DISCONNECT
<br />277/480V, 3-PHASE, 4-W, WYE
<br />(E) 2 PARALLEL FEEDER OF
<br />(04) 600 KCMIL ALUMINIUM
<br />(01) #2 GROUND
<br />E
<br />MAIN LUG ONLY
<br />(E) LOADS (E) LOADS
<br />PV-02
<br />ARCH D (24" X 36") PRINT PAPER SIZE
<br />NO DATE DESCRIPTION ELECT.
<br />05/05/2026 SLD ONLY 01
<br />DESCRIPTION:
<br />DESIGN BY
<br />EMAIL: PROJECT@TECHVERSESMARTSOLUTIONS.COM
<br />PHONE NO: +1 (626) 548-7535
<br />REVIEWED BY Jogindar Kumar
<br />DRAWN BY Shubham Parab
<br />ELECTRICAL
<br />LINE DIAGRAM
<br />ELECTRICAL
<br />LINE DIAGRAM
<br />SCALE: NTS
<br />705.12(B)(2)(3)(B): LOAD SIDE CONNECTION OPPOSITE
<br />END OF BUSBAR FROM MAIN BREAKER/FUSED FEEDER
<br />PV CONT. OUTPUT + MAIN < 120% BUSBAR RATING
<br />110A + 175A < 1.2 X 250A
<br />285A < 300A
<br />Vmax = Voc + ((TLow - TStc) x (VocCoef x Voc/100))
<br />Vmax = 48.90+ ((1ºC - 30ºC) x (-0.250 x 48.90/100)
<br />Vmax = 48.90 + (-29 x -0.122)
<br />Vmax = 52.43
<br />= 550/52.43
<br />= 10.49 (Maximum Number of Modules in Series)
<br />CABLE CABLE TYPE CABLE VOLTAGE
<br />RATING (V)
<br />CABLE TEMP
<br />RATING
<br />DISTANCE ABOVE ROOF
<br />TO BOTTOM OF CONDUIT
<br />ADJUSTED AMBIENT
<br />TEMP (°C)CONDUIT CONDUIT TYPE
<br /># OF
<br />CONDUCTORS PER
<br />PHASE
<br />WIRE/BUS SIZE NEUTRAL GROUND
<br />TOTAL CC
<br />CONDUCTORS IN
<br />RACEWAY
<br />BASE
<br />AMPACITY
<br />(A)
<br />DERATING FACTOR FOR
<br />CONDUCTORS CEC
<br />310.15(B)(3)(A)
<br />DERATING FACTOR FOR
<br />AMBIENT TEMP CEC
<br />310.15(B)(2)(a)
<br />OVERALL DERATING
<br />FACTOR
<br />DERATED
<br />AMPACITY (A)
<br />CIRCUIT
<br />LOAD (A)
<br />CIRCUIT LOAD (A)
<br />(156%DC, 125% AC,
<br />125%OPT,
<br />100%BATT)
<br />MINIMUM
<br />OCPD PER
<br />LOAD
<br />CONDUCTORS IN
<br />CONDUIT
<br />EST.
<br />DISTANCE FT
<br />VOLTAGE
<br />DROP %VD
<br />1 PV-WIRE/
<br />USE-2, CU 1000 90°C (194°F) Cu ABOVE 7/8"30 N/A FREE AIR 1 SET(S) OF #10 NA #6 16 40 100%100%100%40 16.18 25.24 30 N/A 60 0.65%
<br />2 PV-WIRE/
<br />USE-2, CU 1000 90°C (194°F) Cu ABOVE 7/8"30 1-1/2"EMT 1 SET(S) OF #8 NA #10 16 55 50%100%70%27.5 16.18 25.24 30 (16) #8, (1) #10 50 0.36%
<br />3 THWN-2 208 90°C (194°F) Cu NOT ON ROOF 30 1-1/4"EMT 1 SET(S) OF #2 #6 #6 3 130 100%100%100%130 83.4 104.25 110 (3) #2, (1) #6, (1) #6 10 0.17%
<br />4 THWN-2 208 90°C (194°F) Cu NOT ON ROOF 30 1-1/4"EMT 1 SET(S) OF #2 #6 #6 3 130 100%100%100%130 83.4 104.25 110 (3) #2, (1) #6, (1) #6 10 0.17%
<br />AMBIENT TEMPERATURE SPECS
<br /> RECORD LOW TEMP 5°
<br /> AMBIENT TEMP (HIGH TEMP 2%)30°
<br /> CONDUIT HEIGHT 7/8"
<br /> ROOF TOP TEMP 30°
<br /> CONDUCTOR TEMPERATURE RATE 90°
<br />MODULE SPECIFICATIONS
<br />MODULE MANUFACTURER: JA SOLAR
<br />MODULE MODEL:JA SOLAR JAM66D45 LB JA (630W) MODULES
<br />Parameters (DC):Output (AC):
<br />LOCAL TEMPERATURE (°C):-40°C TO +85°C Voc:48.90 V STC Power:630 W
<br />COLDEST DAY VOC:48.90 V Vmp:40.70 V
<br />WARMEST DAY VMP:40.70 V
<br />Isc:17.47 A
<br />Pmax Temp. Coeff.: -0.290 %/°C
<br />MAXIMUM FUSE RATING 35 A
<br />Imp:16.72 A
<br />Voc Temp. Coeff.-0.250 %/°C
<br />Max System Voltage:1500VDC
<br />PERCENT OF VALUES NUMBER OF CURRENT
<br />CARRYING CONDUCTORS IN EMT
<br />0.80 4-6
<br />0.70 7-9
<br />0.50 10-20
<br />INVERTER SPECIFICATIONS:
<br />INVERTER MANUFACTURER:SOL-ARK MAX STRING VOLTAGE : 1000VDC
<br />TEMP. FACTOR OF MODULE: -0.260%/°C
<br />INVERTER TYPE:SOL-ARK COMMERCIAL 30K-3P-208V
<br />HYBRID INVERTER
<br />INPUT (DC):OUTPUT (AC):
<br />MAXIMUM DC POWER (STC):39,000 W
<br />MAXIMUM INPUT DC VOLTAGE:550 VDC
<br />OPERATING VOLTAGE RANGE:150 – 500 VDC
<br />MAXIMUM INPUT CURRENT:36 A
<br />TRANSFORMER-LESS: YES
<br />INVERTER EFFICIENCY:96.5 %
<br />RATED AC ACTIVE OUTPUT POWER: 30,000 W
<br />NOMINAL OUTPUT VOLTAGE (L-L): 208V 3-PHASE
<br />AC FREQUENCY:60 HZ
<br />MAX. CONTI. OUTPUT CURRENT : 83.4 A
<br />AMBIENT TEMPERATURE:-40°C TO -60°C
<br />PROTECTION RATING:IP65
<br />ELECTRICAL NOTES:
<br />1. ALL CONDUCTORS SHALL BE COPPER. COMPONENTS ARE UL LISTED AND CEC CERTIFIED, WHERE WARRANTED.
<br />2. MODULES AND RACKING GROUNDING METHOD – ALL MODULES WILL BE GROUNDED IN ACCORDANCE WITH CODE AND THE
<br />MANUFACTURER’S INSTALLATION INSTRUCTIONS – UL 2703 COMPLIANT ON IRONRIDGE XR INTEGRATED GROUNDING SYSTEM.
<br />3. USING UFO GROUNDING MID CLAMPS AND BOLT GROUNDING LUGS – SEE ATTACHED CUT SHEET.
<br />4. IF THE EXISTING MAIN SERVICE PANEL DOES NOT HAVE A VERIFIABLE GROUNDING ELECTRODE, A GROUNDING ELECTRODE ROD
<br />SHALL BE INSTALLED, WHERE #8 THWN-2 GROUND SERVES AS BOTH EQUIPMENT GROUND AND GROUNDING ELECTRODE
<br />CONDUCTOR. SUPPLEMENTAL GROUNDING ELECTRODE REQUIRED WHERE EXISTING GROUNDING ELECTRODE HAS RESISTANCE OF
<br />MORE THAN 25 OHMS, OR IF RESISTANCE TESTING RESULTS ARE NOT PROVIDED (CEC 690.47(A)). IF REQUIRED, MULTIPLE GROUNDING
<br />ELECTRODES MUST BE AT LEAST 6 FT APART (CEC 250.53(A)(3)).
<br />5. THE GEC/EGC SHALL BE CONTINUOUS, OR WHEN SPLICED, THE SPLICE SHALL BE MADE BY IRREVERSIBLE CRIMP OR EXOTHERMIC
<br />WELD.
<br />6. EXPOSED NON-CURRENT CARRYING METAL PARTS OF MODULE FRAMES, EQUIPMENT, AND CONDUCTOR ENCLOSURES SHALL BE
<br />GROUNDED IN ACCORDANCE WITH NEC 250.13 OR 250.136(A), REGARDLESS OF VOLTAGE.
<br />7. MARKING WILL BE PROVIDED IN ACCORDANCE WITH CALIFORNIA SOLAR PHOTOVOLTAIC INSTALLATION GUIDELINES.
<br />8. UTILITY WILL BE NOTIFIED PRIOR TO USE AND ACTIVATION OF ANY SOLAR INSTALLATION. SYSTEM WILL BE COMMISSIONED BY OWNER
<br />PER UTILITY INTERCONNECTION AGREEMENT.
<br />9. AC AND DC CONDUCTOR SIZING AND TERMINATIONS AT JUNCTION BOXES WERE CALCULATED IN ACCORDANCE WITH CEC. ALL WIRES
<br />TO BE PROVIDED WITH STRAIN RELIEF AT ALL ENTRIES TO JUNCTION BOXES AS REQUIRED BY THE BOX LISTING.
<br />10. DC SOURCE AND OUTPUT CIRCUITS SHALL BE CONTAINED IN A METAL RACEWAY/ENCLOSURE WITHIN A BUILDING (ATTIC/WALLS) AND
<br />SHALL BE IDENTIFIED EVERY 10 FT PER NEC 690.31(E).
<br />Core Investments1600 N BroadwaySanta Ana, CA 92706Office Building/ Commercial
<br />Contractor / Designer Os Electric Group Inc. 619-942-46688910 University Ln San Diego, CACA C-10 License # 1133290
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