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REVISIONS 0 PV ARRAY & STRING INVERTER PV SWITCHGEAR AND TRANSFORMER TO MEDIUM VOLTAGE OUTPUT TO UTILITY V) EQUIPMENT AREA #1 ; EQUIPMENT AREA #2 14 PRELIM LAYOUT 08/14/25 0 N A PRELIM LAYOUT 08/02/25 (N) PV SWITCHGEAR #1 POI COORDINATES: I , , , , INV-01 2000A 80OV 3�, 4W NEMA3R XFMR 1 PG&E 37.968829°, - 121 . 1 63670° ff CPS SCH275KTL-DO/US INVERTER I 80OV/12kV TRANSFORMER MAIN BREAKER W 250KW, 800VAC, 1500VDC i / 2000KVA w/ FUSE/DISCONNECT MORMON 1102 AT 12 KV o ANTI-ISLANDING IEEE 1547 COMPLIANT, , METERING SECTION Z=5% , DISTRIBUTION CIRCUIT UL 1741 SA LISTED - - - - - - - - - - - - - - - - - - - -28 SOURCE CIRCUIT (TYP. OF 08) I � T � � � NEW 15KV 3-PHASE 05 PANELS / STRING I I I 2000A I I Y IA CURRENT 91/92 STRINGS / INV — - i I 3P � � soHz I LIMITING I INVERTER 05 2 1 AC LOAD Al BREAKER I250A, 3P I GFP IIII I I BREAK � ii ao OW SWITCH POLE-1 UTETY SCADA FROM OTHER W 0.2KV RECLOSER U �SOURCE CIRCUITS — — — — — — — — — — (3) 1 I 52 I op250A, 3P SURGE ARRESTOR ~ 5 ` W— — — — — W aa I I I = L - - - - - - � � W � Q o � Lil U- a METER TEST a >. = FROM OTHER O I O i SWITCH (TYP.) z STRING INVERTERS -25' zow g < SOURCE CIRCUIT O I O i I , W 05 PANELS / STRING _ - - - - 1250A, 3P I I - - - - - - - - - - - - - - - - � ii � Z 91/92 STRINGS / INV ( I I POLE 2 I I 0 INVERTER I I I UTIMTY REVENUE METER, I �� 05 2 1 AC I I I I POINT OR COMMON I I a door BREAKER I 1250A, 3P I I o ��( FROM OTHER I I I I COUPLING (PCC) I CAISO I < SOURCE CIRCUITS I I ' I I I , I BACKUP I ��r 15A, 3P METER I I I I I I I I :2 00 - - - - - - I I I I � o co o INV-08 - - - - - - - - - - - - - i n ^ i Q U l0VI z U - i CAISO 1 zo o w rn w PODS-C2 I METER I N W w z 800V AUX PANEL 480V AUX PANEL I RISER WITH AC I I Y v z z 480V 120/240V I c� Q O W 3�/3W 1�/3W I DISCONNECT SWITCH I I Q O a Q 480V 12o/24ov • I OVERHEAD, 15.5KV, 600A, I ' PG L I Q N Q o � I I3X, 24X7 ACCESSIBLE, I MEiLI �40A/2P �40A/2P I LOCKABLE, VISIBLE BREAKS, I I LINEBOSS L1 6SLSU 1423, I O FOR DAS, 07 FOR ATI LIGHTING, I GANG OPERATED AIRBREAK z W - - TRACKER POWER - - - - - - J SWITCH I I Q w Q OUTLETS I V) 0 (D U) U) OZLDb L — - W O Q (3)-1/C, #3/0 AWG, AL, 15KV PROJECT AAAC OVERHEAD WIRE -25' i i POLE-Cl Q CUSTOMER RECLOSER WITH PROTECTION RELAY J (SEL 651R) Q I � - - - - - - - - - - - - - - - - - - - - - - - - U) � I I I 0 0 52 < Q o O �/ C0 C� N C`7 U) ti C'7 I C59)(9 51G 81 59N I 0 27 81U 79 51C I 7 N I I CO SYSTEM SPECIFICATIONS O 0 O U � I I SYSTEM SIZE DC 2,427.40 kW w W � N AC I/P, DC O/P I SYSTEM SIZE AC 2,000.00 kW L-) POWER SUPPLY i DC/AC RATIO 1 .21 O �. z � MODULE MANUFACTURER FIRST SOLAR O O � � Q O I I MODULE MODEL FS-753OA-TR1 SEE NOTE 5 I MODULE RATING 530 W /1 J J (BATTERY I BACKUP) I TOTAL MODULE QTY 4,580 SHEET TITLE UPS-3 I MODULES PER STRING 5 TOTAL NO. OF STRINGS 916 CPS L- - - - - - - - - - - - - - - - - - - - - - - - J INVERTER MODEL SCH275KTL-DO/US INVERTER RATING 250 kW SINGLE N E INVERTER QTY 8 STEP-UP TRANSFORMER 800V WYE /12KV DIAGRAM DELTA, 2000KVA GENERAL NOTES 1 . AC MV CIRCUITS SHALL BE INSTALLED AND INTERCONNECTED WITH UTILITY, PER UTILITY SPECIFICATIONS. S N G L E LINE D IAG RAM 2. ALL ELECTRICAL WORK SHALL BE IN ACCORDANCE WITH THE 2023 EDITION OF NATIONAL ELECTRIC CODE. 3. ALL DC AND AC EQUIPMENT, WHERE APPLICABLE, SHALL BE LISTED AND LABELED PER RECOGNIZED ELECTRICAL TESTING LABORATORY AND INSTALLED PER THE LISTING SCALE: AS SHOWN REQUIREMENTS, THE MANUFACTURER'S INSTRUCTIONS AND IN ACCORDANCE WITH NEC. DRAWN: LR 4. RECLOSER CONTROL SETTINGS TO BE COORDINATED WITH UTILITY AND CONTRACTOR. 5. RELAY TO BE PROVIDED WITH 8-HOUR BATTERY BACK-UP. DATE: 08/14/25 6. UTILITY RIG, METER, WEATHER STATION AND ASSOCIATED COMMUNICATIONS EQUIPMENT TO BE PROVIDED WITH BATTERY BACK-UP PER UTILITY REQUIREMENTS. 7. ALL BREAKERS AND DISCONNECT SWITCHES ARE CLOSED UNDER NORMAL OPERATING CONDITIONS UNLESS OTHERWISE NOTED. E 10 1 OT FOR CONSTRUCT0N � 0 R A D � C U � � 0 0N Y o 8. THIS DRAWING REPRESENTS A CONCEPTUAL INTERCONNECTION SCHEME. THE INTENT IS TO COMMUNICATE PROJECT SPECIFIC EQUIPMENT, SIZE AND NEGOTIATE THE N , INTERCONNECTION DETAILS WITH THE UTILITY. THIS DRAWING HAS NOT BEEN ISSUED FOR CONSTRUCTION PURPOSES. THE DEVELOPER OR CONTRACTOR IS RESPONSIBLE FOR ENSURING A SYSTEM DESIGN IS COMPLETE AND APPROVED BY AN APPROPRIATELY LICENSED ENGINEER PRIOR TO PROCUREMENT AND CONSTRUCTION. SHEET 2 OF 2 THIS DRAWING AND ITS CONTENTS ARE THE PROPERTY OF SEQUOIA ENGINEERING AND DESIGN ASSOCIATES AND MAY NOT BE USED OR REPRODUCED WITHOUT WRITTEN PERMISSION.