ELECTRICAL ABBREVIATIONS ENCLOSED DISCONNECT SWITCH LEGEND ELECTRICAL DRAWING LIST SYMBOL DESCRIPTION DRAWING SCALE DESCRIPTION ENCLOSED NON-FUSED DISCONNECT SWITCH. DSx INDICATES SWITCH NUMBER; A AMPERE DIST DISTRIBUTION kA KILOAMPERE SCWR SHORT CIRCUIT WITHSTAND RATING REFER TO ENCLOSED DISCONNECT SWITCH SCHEDULE BELOW FOR RATINGS. E-001 NO SCALE ELECTRICAL LEGEND SHEET AC ALTERNATING CURRENT DS DISCONNECT SWITCH kAIC KILOAMPERE INTERRUPTING CAPACITY SEC SECONDARY DSx SWITCHES SHOWN ON PLANS WITHOUT SWITCH NUMBER INDICATED ARE TYPE DS2. ACB AIR CIRCUIT BREAKER DWG DRAWING kcmil THOUSAND CIRCULAR MILS SMR SURFACE-MOUNTED RACEWAY E-201 1/4"=1'-0" ELECTRICAL NEW WORK PLANS ADA AMERICANS WITH DISABILITIES ACT kV KILOVOLT SPD SURGE PROTECTION DEVICE AF AMP FRAME E EMERGENCY kVA KILOVOLT-AMPERE SPDT SINGLE-POLE DOUBLE-THROW ENCLOSED FUSED DISCONNECT SWITCH. FSx INDICATES SWITCH NUMBER; REFER TO ENCLOSED DISCONNECT SWITCH SCHEDULE BELOW FOR RATINGS. E-301 NO SCALE SINGLE-LINE DIAGRAM AFC ABOVE FINISH CEILING EF EXHAUST FAN kW KILOWATT SPST SINGLE-POLE SINGLE-THROW FSx AFF ABOVE FINISHED FLOOR ELEC ELECTRICAL ST SHUNT-TRIP SWITCHES SHOWN ON PLANS WITHOUT SWITCH NUMBER INDICATED ARE TYPE FS2. AFG ABOVE FINISHED GRADE ELEV ELEVATOR LA LIGHTNING ARRESTOR STBY STANDBY AHU AIR HANDLING UNIT EM EMERGENCY LPS LIGHTNING PROTECTION SYSTEM SW SWITCH AIC AMPERE INTERRUPTING CAPACITY EMT ELECTRICAL METALLIC TUBING LTG LIGHTING SWBD SWITCHBOARD AL ALUMINUM ENCL ENCLOSURE SWGR SWITCHGEAR ENCLOSED DISCONNECT SWITCH SCHEDULE AM AMMETER EO ELECTRICALLY-OPERATED MAX MAXIMUM SYS SYSTEM AMP AMPERE EQPT EQUIPMENT MCB MAIN CIRCUIT BREAKER ARCH ARCHITECT EWC ELECTRIC WATER COOLER MCC MOTOR CONTROL CENTER T/D TELEPHONE/DATA NON-FUSED SWITCHES FUSED SWITCHES ARCS AREA OF REFUGE COMMUNICATION SYSTEM MCCB MOLDED-CASE CIRCUIT BREAKER TEL TELEPHONE RATINGS RATINGS AT AMP TRIP F FUSE MCP MOTOR CIRCUIT PROTECTOR TL TWIST-LOCK SWITCH SWITCH ATS AUTOMATIC TRANSFER SWITCH FA FIRE ALARM MECH MECHANICAL TVSS TRANSIENT VOLTAGE SURGE SUPPRESSION NUMBER VOLTAGE AMPERAGE POLES NUMBER VOLTAGE AMPERAGE POLES AUX AUXILIARY FACP FIRE ALARM CONTROL PANEL MH MANHOLE TYP TYPICAL DS1 600 30 2 FS1 600 30 2 FCB FUSED CIRCUIT BREAKER MIN MINIMUM DS2 600 30 3 FS2 600 30 3 BAS BUILDING AUTOMATION SYSTEM FDR FEEDER MLO MAIN LUGS ONLY UC UNDERCOUNTER DS3 600 30 6 FS3 600 30 6 BC BRANCH CIRCUIT FLA FULL LOAD AMPS MTD MOUNTED UPS UNINTERRUPTIBLE POWER SUPPLY BKR BREAKER FRAP FIRE ALARM REMOTE ANNUNCIATOR PANEL DS4 600 60 3 FS4 600 60 3 BLDG BUILDING FS FUSED DISCONNECT SWITCH N NEUTRAL V VOLT DS5 600 60 6 FS5 600 60 6 GENERAL ELECTRICAL NOTES FTL FEED-THROUGH LUGS NC NORMALLY-CLOSED VA VOLT-AMPERE DS6 600 100 3 FS6 600 100 3 C CONDUIT FVNR FULL-VOLTAGE NON-REVERSING NL NIGHT LIGHT VCB VACUUM CIRCUIT BREAKER DS7 600 100 6 FS7 600 100 6 CB CIRCUIT BREAKER NO NORMALLY-OPEN VFC VARIABLE FREQUENCY CONTROLLER CCTV CLOSED CIRCUIT TELEVISION G GROUND NTS NOT TO SCALE DS8 600 200 3 FS8 600 200 3 1. WORK SHOWN ON THESE PLANS IS NEW UNLESS NOTED OTHERWISE. CFL COMPACT FLUORESCENT LAMP GEC GROUNDING ELECTRODE CONDUCTOR W WATT OR WIRE DS9 600 200 6 FS9 600 200 6 2. COMPONENTS SHOWN ON THE RISER DIAGRAMS, BUT NOT ON THE PLAN OR VICE VERSA, SHALL BE INCLUDED CIR CIRCUIT GFCI GROUND FAULT CIRCUIT INTERRUPTER OC ON-CENTER Wh WATTHOUR DS10 600 400 3 FS10 600 400 3 CL CENTERLINE GFEP GROUND FAULT EQUIPMENT PROTECTION OCPD OVERCURRENT PROTECTION DEVICE WhM AS IF SHOWN ON BOTH. WATTHOUR METER DS11 600 600 3 FS11 600 600 3 CLF CURRENT LIMITING FUSE GRS GALVANIZED RIGID STEEL CONDUIT WM WATTMETER CLG CEILING P POLE WP WEATHER-PROOF DS12 600 800 3 FS12 600 800 3 3. PROVIDE ELECTRICAL CONNECTIONS FOR EQUIPMENT SHOWN ON CONTRACT DOCUMENTS OF OTHER TRADES. COMM COMMUNICATIONS HACR HEATING, AIR CONDITIONING, REFRIGERATION PA PUBLIC ADDRESS WT WATER-TIGHT REFER TO THOSE DOCUMENTS TO DETERMINE ELECTRICAL CONNECTION REQUIREMENTS AND MOUNTING CONN CONNECTION HOA HAND-OFF-AUTOMATIC PB PUSHBUTTON NOTES: LOCATIONS FOR EQUIPMENT REQUIRING ELECTRICAL CONNECTIONS. PNL CPT CONTROL POWER TRANSFORMER HP HORSEPOWER PANEL OR PANELBOARD XFER TRANSFER 1. SWITCH NUMBERS ARE GENERAL DESIGNATIONS TO INDICATE SWITCH TYPE AND DO NOT INDICATE A UNIQUE IDENTIFIER. PRI XFMR Cu COPPER PRIMARY TRANSFORMER REFER TO PLAN DRAWINGS FOR QUANTITIES OF EACH SWITCH TYPE REQUIRED. 4. EXAMINE CONDITIONS UNDER WHICH WORK MUST BE PERFORMED PRIOR TO COMMENCEMENT OF WORK. CT CURRENT TRANSFORMER IC INTERRUPTING CAPACITY PT POTENTIAL TRANSFORMER REPORT ADVERSE CONDITIONS IN WRITING TO OWNER. COMMENCEMENT OF WORK SHALL BE CONSTRUED AS ICCB INSULATED-CASE CIRCUIT BREAKER PWR POWER XP EXPLOSION-PROOF 2. LOCATE DISCONNECT SWITCHES AS CLOSE AS PRACTICABLE TO EQUIPMENT SERVED, AND IN ACCORDANCE WITH THE COMPLETE ACCEPTANCE OF EXISTING CONDITIONS INCLUDING PREPARATORY WORK DONE BY OTHERS. DC DIRECT CURRENT IG ISOLATED GROUND NATIONAL ELECTRIC CODE. PROVIDE FINAL CONNECTIONS TO ASSOCIATED EQUIPMENT. DN DOWN RMC RIGID METAL CONDUIT 5. PERFORM WORK IN SUCH A WAY THAT ADJACENT AREAS ARE NOT DISRUPTED. PROVIDE NOISE, DUST, AND DISC DISCONNECT JB JUNCTION BOX RVS REDUCED-VOLTAGE STARTER 3. DISCONNECT SWITCHES SHALL BE RATED FOR THE MAXIMUM AVAILABLE FAULT CURRENT, AND SHALL BE RATED IN DIRT CONTROL BARRIERS AS REQUIRED. HORSEPOWER TO MEET THE REQUIREMENTS OF THE EQUIPMENT SERVED. 6. REFER TO ARCHITECTURAL CONTRACT DOCUMENTS FOR PROJECT PHASING, AND FOR MOUNTING HEIGHTS 4. DISCONNECT SWITCHES SHALL BE SERVICE-ENTRANCE RATED. AND LOCATIONS OF ELECTRICAL EQUIPMENT AND DEVICES. 5. COORDINATE EXACT FUSE SIZE FOR FUSED DISCONNECT SWITCHES WITH THE REQUIREMENTS OF EQUIPMENT SERVED. 7. ELECTRICAL COMPONENTS, DEVICES AND ACCESSORIES SHALL BE LISTED AND LABELED AS DEFINED IN NFPA 70, ARTICLE 100, BY A TESTING AGENCY ACCEPTABLE TO AUTHORITIES HAVING JURISDICTION, AND MARKED 6. PROVIDE BUILT-IN FUSE PULLERS FOR FUSED DISCONNECT SWITCHES RATED 200A AND SMALLER. FOR INTENDED USE. FEEDER CIRCUIT SCHEDULE (600-VOLT COPPER CONDUCTORS) BRANCH CIRCUIT SCHEDULE (600-VOLT COPPER CONDUCTORS) 7. PROVIDE FULLY-RATED EQUIPMENT GROUND LUGS FOR EACH DISCONNECT SWITCH. 8. COMPLY WITH NFPA 70 AND ALL OTHER APPLICABLE CODES AND STANDARDS. 2w20 3/4"C, 2#12 & 1#12G 3/4"C, 2#10 & 1#10G 1"C, 2#8 & 1#8G 1"C, 2#6 & 1#6G 1-1/4"C, 2#4 & 1#4G 8. PROVIDE 100%-RATED NEUTRAL LUGS IN DISCONNECT SWITCHES FOR CIRCUITS THAT CONTAIN NEUTRAL CONDUCTORS. 9. DRAWINGS INDICATE MAXIMUM DIMENSIONS FOR ELECTRICAL COMPONENTS AND EQUIPMENT, INCLUDING 3w80 1-1/4"C, 3#3 & 1#6 G 4w80 1-1/2"C, 4#3 & 1#6 G 5w80 1-1/2"C, 5#3 & 1#6 G CLEARANCES BETWEEN ENCLOSURES, ADJACENT SURFACES AND OTHER ITEMS. COMPLY WITH INDICATED 3w20 3/4"C, 3#12 & 1#12G 3/4"C, 3#10 & 1#10G 1"C, 3#8 & 1#8G 1"C, 3#6 & 1#6G 1-1/4"C, 3#4 & 1#4G PROVIDE 200%-RATED NEUTRAL LUGS IN DISCONNECT SWITCHES FOR CIRCUITS THAT CONTAIN 200%-RATED NEUTRAL CONDUCTORS. MAXIMUM DIMENSIONS. 3w90 1-1/4"C, 3#2 & 1#6 G 4w90 1-1/2"C, 4#2 & 1#6 G 5w90 2"C, 5#2 & 1#6 G 4w20 3/4"C, 4#12 & 1#12G 3/4"C, 4#10 & 1#10G 1"C, 4#8 & 1#8G 1-1/4"C, 4#6 & 1#6G 1-1/2"C, 4#4 & 1#4G 10. INTERRUPTIONS TO EXISTING ELECTRIC SERVICES AND SYSTEMS SHALL BE AS SHORT AS POSSIBLE AND AT A 5w20 3/4"C, 5#12 & 1#12G 1"C, 5#10 & 1#10G 1-1/4"C, 5#8 & 1#8G 1-1/4"C, 5#6 & 1#6G 1-1/2"C, 5#4 & 1#4G 9. FOR DISCONNECT SWITCHES CONNECTED TO THE LOAD SIDE OF VARIABLE FREQUENCY CONTROLLERS, PROVIDE 3w100 4w100 5w100 TIME AND DURATION APPROVED BY THE OWNER. SYSTEMS FEEDERS AND BRANCH CIRCUITS WHICH PASS 1-1/2"C, 3#1 & 1#6 G 2"C, 4#1 & 1#6 G 2"C, 5#1 & 1#6 G AUXILIARY SWITCH CONTACTS AND INTERCONNECT WIRING IN CONDUIT BACK TO CONTROLLER TO PROHIBIT VFD 120V/1 3w110 4w110 5w110 ɐ CL 80ft 80ft < CL 130ft 130ft < CL 200ft 200ft < CL 320ft 320ft < CL 500ft OPERATION WHEN ASSOCIATED DISCONNECT SWITCH IS OPEN. THROUGH ALTERED AREAS AND SERVE OTHER AREAS SHALL BE MAINTAINED. 208V/1ɐ CL 140ft 140ft < CL 220ft 220ft < CL 350ft 350ft < CL 560ft 560ft < CL 900ft 3w125 2"C, 3#1/0 & 1#6 G 4w125 2"C, 4#1/0 & 1#6 G 5w125 2"C, 5#1/0 & 1#6 G 208V/3ɐ CL 280ft 280ft < CL 450ft 450ft < CL 700ft 700ft < CL 1150ft - 10. FOR DISCONNECT SWITCHES CONNECTED TO THE LINE SIDE OF ELEVATOR CONTROLLERS, PROVIDE AUXILIARY SWITCH 11. CUT, CHANNEL, CHASE, AND DRILL FLOORS, WALLS, PARTITIONS, CEILINGS, AND OTHER SURFACES REQUIRED TO FACILITATE ELECTRICAL INSTALLATIONS. REPAIR AND REFINISH DISTURBED FINISH MATERIALS AND OTHER 277V/1ɐ CL 180ft 180ft < CL 300ft 300ft < CL 470ft 470ft < CL 750ft 750ft < CL 1200ft CONTACTS AND INTERCONNECT WIRING IN CONDUIT BACK TO CONTROLLER TO PROHIBIT TRANSFER TO BATTERY WHEN 3w150 2"C, 3#1/0 & 1#4 G 4w150 2"C, 4#1/0 & 1#4 G 5w150 2"C, 5#1/0 & 1#4 G ASSOCIATED DISCONNECT SWITCH IS OPENED FOR MAINTENANCE. SURFACES TO MATCH ADJACENT UNDISTURBED FINISHES. PROVIDE FIREPROOFING WHERE EXISTING 480V/1ɐ CL 320ft 320ft < CL 520ft 520ft < CL 820ft 820ft < CL 1300ft - FIREPROOFING IS DISTURBED. ALL WORK SHALL BE PERFORMED BY SKILLED MECHANICS OF TRADES 480V/3ɐ CL 650ft 650ft < CL 1030ft - - - INVOLVED. COORDINATE ALL CUT/PATCH LOCATIONS WITH PM/ARCHITECT (CHECK DIVISION 1 REQUIREMENTS) 3w175 2"C, 3#2/0 & 1#4 G 4w175 2"C, 4#2/0 & 1#4 G 5w175 2-1/2"C, 5#2/0 & 1#4 G 11.