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SOLAR ARRAY, INVERTER AND TRANSFORMER TO MEDIUM VOLTAGE OUTPUT TO UTILITY REVISIONS W EQUIPMENT AREA #1 I EQUIPMENT AREA #2 ZL PRELIM LAYOUT 08/28/24 0 N (N) PV SWITCHGEAR #1 P01 INV-01 2000A, 800V, 3�, 4W, NEMA3R, XFMR 1 38. 107217°, - 121 .383541 ° 0 SUNGROW SG250HX-US INVERTER MAIN BREAKER W/ 80OV/12kV TRANSFORMER I TO PG&E 21 KV } 250Kw, 800vac, 150ovDc METERING SECTION 2.OMVA w/ FUSE/DISCONNECT FEEDER NAME: 163912101 0 ANTI-ISLANDING IEEE 1547 COMPLIANT, z_5% - - - I SUBSTATION: EIGHT MILE 2101 o UL 174. F LISTED - - - - - r�67 SOURCE CIRCUIT (TYP. OF 08) � T � � A � � NEW 25KV 3-PHASE 27 PANELS / STRING I 2000 1 = CURRENT i 24/25 STRINGS / INV I I 3P I I LIMITING 1 PCS I 1 60HZ FUSE I I 27 LOAD 1 1 250A, 3P I I BREAK I I - - - - - - 1 0 � o I 6 I 12.6KV MCOV .0 0 FROM OTHER I I I 1 SWITCH I SURGE I I I W N M � U �, TO SCADA LOOP 250A, 3P I GFP 1 ARRESTOR SOURCE CIRCUITS i 3 I - POLE- 1 I 1 J W Q00 o I 1250A, 3P I I ; UTILITY SCADA I 52 1 m C) - - - - - - � i 1 RECLOSER i i o w v w z FROM OTHER uj STRING ' I ' I I L - - - - - - J W Q O SOURCE CIRCUIT . 1 . I METER TEST a `. U- a 27 PANELS / STRING INVERTERS 1 I 1 I W � � 1 250A 3P I 1 i N25' SWITCH (TYP.) w Z O Q 24/25 STRINGS / INV I o U) 1 PCS 1 I250A, 3P I W AC I I I POLE-2 I- - - - - - - - - - - - - - - - - 7 Ii 1- BREAKER 1 1250A, 3P I I i POLE MOUNTED I I 0 FROM OTHER I I 1 ' UTILITY REVENUE METER I � erg, SOURCE CIRCUITS N To SCADA LOOP I I w 0 115A, 3P I I I I � I goonQ - - - - - � F UTILITY 0L - - - - - - - - - - - Q BACKUP INV-08 800V AUX PANEL I I METER SUNGROW SG250HX-US INVERTER 120/240V i I ao c ) o 250KW, 800VAC, 1500VDC 1�/3W i I Lq I I- o °' 00 "' ANTI-ISLANDING IEEE 1547 COMPLIANT, 120/240V I I U N UL 1741 SA LISTED I I ILL. X O I z Q cm') rn z i O U 40A/2P , �_1 POLE-4 � UTILITY � � O w rn rn w - - - - - - - - � METER 0 I I w FOR DAS, UTILITY AC DISCONNECT o -z- a o LIGHTING, O ` w , , x, L Q POWER OUTLETS o 1 ozACCESSIBLE WITH LOCK z a g • I N UTILITY I Q N J o I I PROVISION Q AND VISIBLE BLADE METER i N cn I I cn INERTIA LINEBOSS #u— 06 I I L26SLSUG1423P4 I I 0 U I I z � L - - - - - - - - J GANG OPERATED AIR BREAK (2) PT'S Q w Q SWITCH i (100:1, 0.3% OR BETTER) O w Z U Y OR BETTER 1 z LD p ' �- - - - - - - - - - - - - - - - - - - Lu Z U) U)W a Q � POCO (POINT OF COMMON COUPLING) PROJECT i NN i L.L (3)-1/C, #3/0 AWG, AL, 15KV Q Q AAAC OVERHEAD WIRE v-1 O �25' 0 0/ O U^ Z O L0 , N m � - - - - - - - - - - - - - - - - - - - - - - - - POLE-3 0 O (N co CUSTOMER RECLOSER 0� 0 0') 00 ' I 52 I WITH PROTECTION RELAY Z 0 O Cyp) (G&W VIPER WITH BECKWITH O Z . � M-7679 CONTROLLER) 00 N 0 �e Cy i I (D N 1 1 2. 13 KV I Z _ Ln 59 810 9 ClG I L 0cy) Z 120V 1 1 Y 2 TT5C1 0 QO Lno J U J J I I AC I/P, DC o/P i SHEET TITLE POWER SUPPLY I I SINGLE LINE SEE NOTE I j (BATTERY 5 I I BACKUP) I DIAG RAM 1 UPS-3 I I I I - - - - - - - - - - - - - - - - - - - - - - - SYSTEM SPECIFICATIONS GENERAL NOTES SYSTEM SIZE DC 3,011.85 kW 1 . AC MV CIRCUITS SHALL BE INSTALLED AND INTERCONNECTED WITH UTILITY, PER UTILITY SPECIFICATIONS. SYSTEM SIZE AC 2,000.00 kW 2. ALL ELECTRICAL WORK SHALL BE IN ACCORDANCE WITH THE 2023 EDITION OF NATIONAL ELECTRIC CODE. DC/AC RATIO 1.51 3. ALL DC AND AC EQUIPMENT, WHERE APPLICABLE, SHALL BE LISTED AND LABELED PER RECOGNIZED ELECTRICAL TESTING LABORATORY AND INSTALLED PER THE LISTING REQUIREMENTS, THE MANUFACTURER'S INSTRUCTIONS AND IN MODULE MANUFACTURER VSUN ACCORDANCE WITH NEC. MODULE MODEL VSUN575N-144BMH-DG 4. RECLOSER CONTROL SETTINGS TO BE COORDINATED WITH UTILITY AND CONTRACTOR. MODULE RATING 575 W 1 SINGLE LINE DIAGRAM 5. RELAY TO BE PROVIDED WITH 8-HOUR BATTERY BACK-UP. 6. UTILITY RIG, METER, WEATHER STATION AND ASSOCIATED COMMUNICATIONS EQUIPMENT TO BE PROVIDED WITH BATTERY TOTAL MODULE QTY 5,238 SCALE: AS SHOWN BACK-UP PER UTILITY REQUIREMENTS. MODULES PER STRING 27 DRAWN: LR 7. ALL BREAKERS AND DISCONNECT SWITCHES ARE CLOSED UNDER NORMAL OPERATING CONDITIONS UNLESS OTHERWISE NOTED. TOTAL NO. OF STRINGS 194 DATE: 08/28/24 8. THIS DRAWING REPRESENTS A CONCEPTUAL INTERCONNECTION SCHEME. THE INTENT IS TO COMMUNICATE PROJECT INVERTER MODEL SUNGROW SG250HX-US SPECIFIC EQUIPMENT, SIZE AND NEGOTIATE THE INTERCONNECTION DETAILS WITH THE UTILITY. THIS DRAWING HAS NOT INVERTER RATING 250 kW BEEN ISSUED FOR CONSTRUCTION PURPOSES. THE DEVELOPER OR CONTRACTOR IS RESPONSIBLE FOR ENSURING A 00 NOT FOR CONSTRUCTION FOR IA DISCUSSION ONLY. SYSTEM DESIGN IS COMPLETE AND APPROVED BY AN APPROPRIATELY LICENSED ENGINEER PRIOR TO PROCUREMENT INVERTER QTY 8 E- 1 AND CONSTRUCTION. STEP-UP TRANSFORMER 21 KV/800V, (1) 2000kVA 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.