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E0.10 <br />Scale <br />Jen Dunbar, AIA <br />phone: 310.435.3928 <br />12314 La Maida Street <br />Valley Village, CA 91607 <br />jen@dunbararchitecture.com <br />DUNBAR <br />ARCHITECTURE <br />No.Description Date <br />AS NOTED <br />Engineering Corp <br />Mechanical Electrical Plumbing <br />1920 MAIN STREET, SUITE 820 <br />IRVINE, CA 92614 <br />TEL: 949.516.6480 <br />EFORPDERETS <br />I <br />G <br />ER RE <br />EN <br />IGNE <br />LANOISS <br />CA L I FORNIASTATEOF <br />LEC T R ICAL <br />EXP: 3-31-27 <br />EFORPDERETS <br />I <br />G <br />ER RE <br />EN <br />IGNE <br />LANOISS <br />CA L I FORNIASTATEOF <br />No. E21819 <br />E <br /> ALI S A FAIAN <br />90% CD 5/02/2024 <br />CYPRESS STREET <br />FIRE STATION <br />REHABILITATION <br />CITY OF SANTA ANA <br />625 S. CYPRESS <br />SANTA ANA, CA <br />Project number <br />Date <br />Drawn by TP/HH <br />23004 <br />1/15/2025 <br />PERMIT SET 5/17/2024 <br />BACK CHECK SET 1/15/2025 <br />BACK CHECK SET_V2 4/08/2025 <br />SINGLE LINE <br />DIAGRAM, AND <br />PANEL <br />SCHEDULES <br />SCE <br />METER <br />Isc = ?? AIC (PER SCE) <br />MAIN METER/MAIN "MSA" <br />NEMA 3R <br />400A, 120Y/240V, 1Ø, 3W <br />AIC= 22,000A <br />N <br />1"C -1# 2/O <br />400A <br />1P <br />M <br />2 <br />(MECH.) <br />1 <br />SPD3 <br />MA <br />PANEL <br />N.T.S.E0.10 <br />1 SINGLE LINE DIAGRAM <br />SINGLE LINE DIAGRAM GENERAL NOTES: <br />1.FEEDER LENGTH AND VOLTAGE DROP CALCULATIONS ARE FOR PLAN CHECK PURPOSES ONLY AND MAY NOT BE USED <br />FOR BID OR CONSTRUCTION. <br />2.MAXIMUM VOLTAGE DROP FOR NON-RESIDENTIAL FEEDERS SHALL BE LESS THAN 2%. <br />3.ALL CIRCUIT BREAKERS AND PANELBOARDS SHALL BE OF THE SAME MANUFACTURER. <br />4.ALL GROUNDING CONNECTIONS BELOW GROUND SHALL BE CADWELD. <br />5.ALL EQUIPMENT EXPOSED TO OUTDOOR ENVIRONMENT SHALL BE WEATHERPROOF NEMA 3R. <br />6.ALL PENETRATIONS SHALL BE FIREPROOFED WITH AN AUTHORITIES HAVING JURISDICTION APPROVED FIRE <br />PROTECTION MEANS. <br />7.METER/MAIN PANELBOARD SHALL BE APPROVED BY SCE PRIOR TO PURCHASING. <br />8.CONTRACTOR SHALL HIRE A CALIFORNIA REGISTERED PROFESSIONAL ENGINEER WITH 5+ YEARS EXPERIENCE, TO <br />PERFORM SHORT CIRCUIT, COORDINATION AND ARC FLASH ANALYSIS AND LABELS (IN ACCORDANCE WITH IEEE <br />1584-2018 AND PPE RECOMMENDATION PER NFPA 70E 2023) AND PROVIDE ARC FLASH LABELING FOR ELECTRICAL <br />EQUIPMENT PRIOR TO ENERGIZING THE EQUIPMENT) PRIOR TO PURCHASING EQUIPMENT TO ENSURE ALL EQUIPMENT <br />CAN WITHSTAND AN ELECTRIC FAULT SITUATION WITHOUT DAMAGES. <br />9.SERVICE EQUIPMENT AT OTHER THAN DWELLING UNITS SHALL BE LEGIBLY MARKED IN THE FIELD WITH THE MAXIMUM <br />AVAILABLE FAULT CURRENT. THE FIELD MARKING(S) SHALL INCLUDE THE DATE THE FAULT-CURRENT CALCULATION <br />WAS PERFORMED AND BE OF SUFFICIENT DURABILITY TO WITHSTAND THE ENVIRONMENT INVOLVED. THE CALCULATION <br />SHALL BE DOCUMENTED AND MADE AVAILABLE TO THOSE AUTHORIZED TO DESIGN, INSTALL, INSPECT, MAINTAIN, OR <br />OPERATE THE SYSTEM PER NEC 110.24. <br />10.THE MAXIMUM COMBINED VOLTAGE DROP ON BOTH INSTALLED FEEDER CONDUCTORS AND BRANCH CIRCUIT <br />CONDUCTORS TO THE FARTHEST CONNECTED LOAD OR OUTLET SHALL NOT EXCEED 5 PERCENT.” BEES 130.5(C). <br />KEYNOTES: <br />1 PROVIDE BUILDING POWER SYSTEM GROUND BUS BAR, LOCATED IN ELECTRICAL ROOM. <br />PROVIDE 1"C -1# 2/0KCMIL TO GROUND RODS. <br />PROVIDE UL LISTED SURGE PROTECTION DEVICE (SPD) AT PANELBOARD. <br />PROVIDE TELECOM GROUND BUS BAR. COORDINATE EXACT HEIGHT AND LOCATION IN THE FIELD. PROVIDE CHATSWORTH <br />PRODUCTS INC (CPI) |40156-012 ANSI-J-STD 607A COMPLIANT U.L.-LISTED TELECOMMUNICATIONS GROUND BUSBAR (TGB). <br />2 <br />3 <br />PLAN CHECK NOTES: <br />1.SERVICE EQUIPMENT SHALL BE LEGIBLY MARKED IN THE FIELD WITH THE MAXIMUM AVAILABLE FAULT CURRENT. THE <br />FIELD MARKING(S) SHALL INCLUDE THE DATE THE FAULT CURRENT CALCULATION WAS PERFORMED AND BE OF <br />SUFFICIENT DURABILITY TO WITHSTAND THE ENVIRONMENT INVOLVED. <br />2.WHEN MODIFICATIONS TO THE ELECTRICAL INSTALLATION OCCUR, THAT AFFECT THE MAXIMUM AVAILABLE FAULT CURRENT AT <br />THE SERVICE, AND THE MAXIMUM AVAILABLE FAULT CURRENT SHALL BE VERIFIED OR RECALCULATED AS NECESSARY TO ENSURE <br />THE SERVICE EQUIPMENT INTERRUPTING RATINGS ARE SUFFICIENT FOR THE MAXIMUM AVAILABLE FAULT CURRENT AT THE LINE <br />TERMINALS OF THE EQUIPMENT. THE REQUIRED FIELD MARKINGS(S) BE ADJUSTED TO REFLECT THE NEW LEVEL OF MAXIMUM <br />AVAILABLE FAULT CURRENT. PROVIDE FAULT CURRENT CALCULATIONS THAT SHOW UTILITY CONTRIBUTION AND SHOW ON <br />DRAWINGS FIELD MARKING(S). <br />001 <br />G <br />NEW SCE <br />INCOMING <br />OVERHEAD <br />POWER400A UNDERGROUND <br />FEEDER <br />PA <br />PANEL <br />SPD3 <br />225A <br />1P <br />225A <br />1P <br />400A <br />002 <br />2"C, 3#4/0 CU & 1#6GND CU <br />GROUND BUS BAR <br />1"C -1# 2/0 TO MAIN COLD WATER PIPE <br />1"C -1# 4/0 CONCRETE ENCASED ELECTRODE (UFER GROUND) <br />1"C -1# 2/O <br />TELECOM GROUND BUS BAR 4 <br />4 <br />L=75' ; VD=0.43% <br />2"C, 3#4/0 CU & 1#6GND CU <br />L=70' ; VD=0.39% <br />Isc: 18,915A <br />Isc: 18,915A