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OPEN TOP VIEW <br />SECTIONAL VIEW LOAD SWITCH <br />FROM <br />UTILITY <br />FROM <br />UTILITY <br />CONTROL POWER TRANSFORMER KEY NOTES: <br />1. 600A DEAD-BREAK T-BODY. REFER TO ONE-LINE FOR <br />VOLTAGE RATING AND CONDUCTOR SIZE. <br />2. VISTA SWITCH GROUND BAR. <br />3. ALUMINUM CONNECTING STUD. <br />4. LOAD BREAK REDUCING TAP PLUG. <br />5. CONTRACTOR TO USE BURNDY COMPRESSION C-TAP <br />CATALOG PART NUMBER YCHC29TC2 OR APPROVED <br />EQUAL TO TIE TERMINATION SHIELD, #14 MINIMUM <br />BARE CONDUCTOR THROUGH GROUNDING TAB, AND <br />#6 MINIMUM GROUND CONDUCTOR TO LAND ON <br />GROUND BAR. <br />6. MEDIUM VOLTAGE SHIELDED CABLE FROM WAY 1, <br />PHASE-A ONLY TO CONTROL POWER TRANSFORMER. <br />REFER TO ONE-LINE FOR VOLTAGE RATING. #2 <br />MINIMUM CABLE SIZE. <br />7. 200A FUSED LOAD BREAK ELBOW. REFER TO <br />ONE-LINE FOR VOLTAGE RATING. <br />8. 200A LOAD BREAK TERMINATION. REFER TO <br />ONE-LINE FOR VOLTAGE RATING. <br />9. 200A LOAD BREAK BUSHING INSERT. <br />10. MANUFACTURER PROVIDED CONTROL POWER <br />TRANSFORMER. CONTRACTOR TO VERIFY <br />TRANSFORMER PRIMARY VOLTAGE AND CONFIRM <br />WITH CONSTRUCTION MANAGER. <br />10 <br />9 <br />8 <br />2 <br />5 <br />6 <br />4 <br />137 <br />6 <br />7 <br />1 <br />2 <br /># <br />MAIN SWITCHGEAR 'MVSG-1' <br />#1 CU. <br />GROUND BUS IN <br />MAIN SWITCHGEAR <br />GRADE <br />5 <br />#1/0 CU. <br />#6 CU. <br />UTILITY PRIMARY <br />METERING <br />CABINET <br />COORDINATE <br />CONNECTION <br />WITH UTILITY <br />BUILDING TRANSFORMER <br />2 <br />2 <br />KEYNOTES: <br />1. CONTINUATION TO UTILITY. SUPPLY VOLTAGE OF 12,000 VOLTS. <br />PROVIDE ONE 5" CONDUIT WITH PULLSTRING FOR PRIMARY <br />CABLES (CABLES FURNISHED AND INSTALLED BY UTILITY). <br />MINIMUM BURIAL DEPTH SHALL BE 48" BELOW FINISHED GRADE. <br />COORDINATE ADDITIONAL REQUIREMENTS WITH SERVING <br />UTILITY, SOUTHERN CALIFORNIA EDISON (SCE). <br />2. REFER TO ONE-LINE DIAGRAM ON SHEET EV6.01 FOR SIZING <br />AND QUANTITIES. <br />3. REFER TO DETAIL 2 OF THIS SHEET FOR GROUNDING DIAGRAM. <br />4. PROVIDE NEW EMPTY 6" CONDUIT STUBBED AT LOCATION <br />INDICATED ON SHEET EV2.00. <br />5. REFER TO DETAIL 3 OF THIS SHEET FOR SWITCHGEAR <br />GROUNDING DETAIL. <br /># <br />1 <br />MINIMUM 20'-0" OF BARE COPPER GROUNDING CONDUCTOR <br />BURIED 30" BELOW GRADE. SIZE TO MATCH GROUNDING <br />ELECTRODE. <br />SWITCHGEAR PAD <br />GROUNDING ELECTRODE CONDUCTOR SIZED IN <br />ACCORDANCE WITH TABLE 250.66. THE <br />GROUNDING CONDUCTOR SHALL NOT BE SMALLER <br />THAN #6 AWG COPPER OR #4 AWG ALUMINUM. <br />GROUND WIRE SHALL BE EXOTHERMICALLY <br />WELDED TO GROUND ROD (TYPICAL) <br />3/4" DIAMETER X 10' LONG COPPER CLAD <br />GROUND ROD. INSTALL TOP OF GROUND ROD <br />MINIMUM 24" BELOW FINISHED GRADE. GROUND <br />RODS SHALL BE SPACED MINIMUM 10'-0" FROM <br />EACH OTHER. (TYPICAL) <br />EQUIPMENT GROUNDING CONDUCTORS <br />ALL NON-CURRENT-CARRYING METAL PARTS SHALL <br />BE GROUNDED PER NEC 250.190 WITH GROUNDING <br />ELECTRODE CONDUCTOR SIZED IN ACCORDANCE <br />WITH TABLE 250.66. THE GROUNDING CONDUCTOR <br />SHALL NOT BE SMALLER THAN #6 AWG COPPER OR <br />#4 AWG ALUMINUM. <br />SWITCHGEAR GROUND BAR <br />MAIN, 6-WAY SWITCHGEAR 'DLX8-MVSG-1' <br />MAIN WAY2 WAY3 WAY4 WAY5 WAY6 <br />GRADE <br />1 <br />2 <br />3 <br />42 <br />PRIMARY <br />METERING <br />CABINET <br />M <br />12.0KV-480Y/277V <br />TRANSFORMER <br />'DLX8-XFMR-BLDG' <br />TO EXISTING <br />BUILDING 2000A <br />SWITCHBOARD <br />LOAD-BREAK <br />SWITCH <br />2 <br />TO EXISTING <br />BUILDING 1200A <br />SWITCHBOARD2 <br />FINISHED GRADE TO MATCH <br />EXISTING CONDITIONS <br />BACKFILL WITH SUITABLE MATERIAL <br />COMPACTED TO 95% MAXIMUM <br />DENSITY (ASTM D 1557) <br />CABLE WARNING TAPE (RED) <br />SPECIFICATION AND INSTALLATION <br />PER CONSTRUCTION DOCUMENTS <br />CLEAN FILL UNLESS OTHERWISE NOTED <br />CONDUIT(S) AND CONDUIT SPACERS. <br />(SEE ONE-LINE FOR EXACT SIZE AND <br />QUANTITIES) <br />SAND BACKFILL <br />30" <br />MIN.NOTES: <br />1. THE CLEAN FILL SHALL PASS THROUGH A 3/8" MESH SCREEN AND SHALL NOT CONTAIN SHARP STONES. OTHER <br />BACKFILL SHALL NOT CONTAIN ASHES, CINDERS, SHELLS, FROZEN MATERIAL, LOOSE DEBRIS OR STONES LARGER <br />THAN 2" IN MAXIMUM DIMENSION. <br />2. WHERE EXISTING UTILITIES ARE LIKELY TO BE ENCOUNTERED, CONTRACTOR SHALL HAND DIG AND PROTECT <br />EXISTING UTILITIES. <br />3. PROVIDE SEPARATION OF CONDUITS OF DIFFERENT SYSTEMS (I.E., ELECTRIC, CATV & TELEPHONE) PER UTILITY <br />COMPANY REQUIREMENTS. COORDINATE ROUTING OF CONDUITS WITH OTHER TRADES TO MAINTAIN REQUIRED <br />SEPARATION WITH GAS, WATER, ETC., SERVICES. <br />4. TRENCH SHALL MEET CONSTRUCTION DOCUMENTS. <br />5. PROVIDE CONDUIT SPACERS 5' O.C. ALL ELBOWS SHALL BE INDEPENDENTLY SUPPORTED. <br />11 <br />" <br />MI <br />N <br />. <br />12 <br />" <br />MI <br />N <br />. <br />TY <br />P <br />I <br />C <br />A <br />L <br /> <br />C <br />O <br />V <br />E <br />R <br />48 <br /> <br />" <br /> <br />F <br />O <br />R <br /> <br />P <br />R <br />I <br />M <br />A <br />R <br />Y <br /> <br />A <br />N <br />D <br />36 <br />" <br /> <br />F <br />O <br />R <br /> <br />S <br />E <br />C <br />O <br />N <br />D <br />A <br />R <br />Y <br /> <br />C <br />O <br />N <br />D <br />U <br />I <br />T <br />S <br />12" LEVEL 3/4" CRUSHED STONE VAULT <br />3 <br />3'-0" <br />3'-0"FINISHED GRADE <br />3 <br />12" LEVEL 3/4" <br />CRUSHED STONE <br />5 <br />4 <br />PAD FRONT <br />1 <br />5 <br />2 <br />2-#4/0 AWG CU. TAILS <br />TO EXTEND 48" MIN. <br />ABOVE FINISHED GRADE <br />15" <br />A A <br />15" MAX 24" MAX <br />10" MAX <br />GROUND GRID TAILS <br />FINISHED GRADE <br />PAD SECTION A-A <br />54" <br />REQUIREMENTS: <br />PRIMARY ZONE <br />A.THE PRIMARY ZONE IS RESTRICTED TO THE AREA SHOWN ABOVE. REFER TO ONE-LINE DIAGRAM FOR CONDUIT QUANTITY AND SIZE. <br />B.THE CONDUIT SHALL ENTER THE VAULT HORIZONTALLY & SHALL BE NON-METALLIC. <br />C. THE CONDUITS SHALL EXTEND A MINIMUM OF 1" TO A MAXIMUM OF 3" WITHIN THE VAULT & SHALL HAVE BELL MOUTH FITTING. <br />D. EACH CONDUIT SHALL BE PROVIDED WITH A GROUNDING TYPE CHAFE BUSHING & SHALL BE PLUGGED UNTIL THE PRIMARY CABLES ARE INSTALLED. <br />SECONDARY ZONE <br />E.THE SECONDARY ZONE IS RESTRICTED TO THE AREA SHOWN ABOVE. REFER TO ONE-LINE DIAGRAM FOR CONDUIT QUANTITY AND SIZE. <br />F. THE CONDUIT SHALL ENTER THE VAULT HORIZONTALLY & SHALL BE NON-METALLIC. <br />G. THE CONDUITS SHALL EXTEND A MINIMUM OF 1" TO MAXIMUM OF 3" WITHIN THE VAULT; NON-METALLIC CONDUITS SHALL HAVE THREADED ENDS. <br />H. NON-METALLIC CONDUITS SHALL BE PROVIDED WITH GROUNDING TYPE CHAFE BUSHINGS & EACH CONDUIT SHALL BE PLUGGED UNTIL THE <br />SECONDARY CABLES ARE INSTALLED <br />SECONDARY ZONE (SEE <br />REQUIREMENTS BELOW) <br />PRIMARY ZONE (SEE <br />REQUIREMENTS BELOW) <br />6" MAXIMUM <br />4" MINIMUM <br />LIST OF MATERIALS <br />ITEM <br />5 <br />DESCRIPTION <br />PRECAST FOUNDATION (SEE CIVIL PLANS FOR DIMENSIONS) <br />ROD GROUND GALVANIZED STEEL 5/8" x 8' <br />WIRE #4/0, 19 STRAND BARE COPPER <br />CONNECTOR "COPPER BUGS" #4/0 SOLID & STRANDED <br />4 <br />2 <br />1 <br />CONNECTOR GROUND #4/0 WIRE -5/8" GALV. ROD3 <br />REFER TO CIVIL PLANS FOR EXACT DIMENSIONS <br />1 <br />448 South Hill Street <br />Suite 1001 <br />Los Angeles, CA 90013 <br />Phone: 310-975-2061 <br />Reviewed By:Proj #: <br />140 Newport Center Drive, <br />Suite 100 <br />Newport Beach, CA 92660 <br />O: 949.478.8800 <br />www.kpff.com <br />KPFF <br />9/ <br />1 <br />9 <br />/ <br />2 <br />0 <br />2 <br />5 <br /> <br />2 <br />: <br />0 <br />8 <br />: <br />0 <br />2 <br /> <br />P <br />M <br /> <br />A <br />u <br />t <br />o <br />d <br />e <br />s <br />k <br /> <br />D <br />o <br />c <br />s <br />: <br />/ <br />/ <br />D <br />L <br />X <br />8 <br />/ <br />D <br />L <br />X <br />8 <br />_ <br />M <br />E <br />P <br />. <br />r <br />vt <br />EV6.00 <br />DIAGRAMS & DETAILS - <br />ELECTRICAL <br />DLX8_EVSG <br />515 E Dyer Rd, Santa Ana, CA 92707 <br />Owner <br />NM23.0003320.000 <br />1416 NW 46TH Street <br />Suite 105-138 <br />Seattle, WA 98107 <br />WWW.NELSONWORLDWIDE.COM <br />Phone: (206) 408-8501 <br />Nelco Architecture, Inc. <br />NOT TO SCALEEV6.00 <br />2 SITE GROUNDING DIAGRAM <br />NOT TO SCALEEV6.00 <br />3 PAD MOUNTED SWITCHGEAR & METERING CABINET GROUNDING PLAN <br />NOT TO SCALEEV6.00 <br />1 ELECTRICAL RISER DIAGRAM <br />NOT TO SCALEEV6.00 <br />6 TYPICAL DUCT BANK DETAIL <br />NOT TO SCALEEV6.00 <br />5 CONTROL POWER TRANSFORMER CONNECTION DETAIL <br />NOT TO SCALEEV6.00 <br />7 TYPICAL PADMOUNT TRANSFORMER PAD & VAULT DETAIL <br />Issue: No: Date: <br />CD 30 2023/11/03 <br />CD 50 2024/05/22 <br />CD 90 2025/03/11 <br />Issue for Permit 2025/04/21 <br />Plan Check Repsonse 1 1 2025/09/19 <br />NOT TO SCALEEV6.00 <br />4 GENERATOR GROUNDING DETAIL <br />1 <br />PROVIDE GROUND RODS <br />WITHIN MOIST SOIL IF POSSIBLE <br />REFER TO ONE-LINE DIAGRAM FOR CONDUCTOR SIZES. <br />9-24-2025