ANSI NEIS 100-2013 Symbols for Electrical Construction Drawings.pdf

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1、An AmericAn nAtionAl StAndArdNECA 100-2013 Symbols for ElectricalConstruction DrawingsPublished byNational Electrical Contractors AssociationSymbols for Electrical Construction DrawingsNECA 100-2013An AmericanNational StandardnullPublished byNational Electrical Contractors AssociationNOTICE OF COPYR

2、IGHTThis document is copyrighted by NECAReproduction of these documents either in hard copy or soft (including posting on the web) is prohibited without copyright permission. For copyright permission to reproduce portions of this document, please contact NECA Standards exterior transformers; feeders

3、, trunk lines and backbone cables between buildings; and site lighting.c) Symbol list and abbreviation list.d) Schedule(s) of lighting fixtures, mechanical equipment connections, transformers, etc. as appropriate. Typical schedules are shown in Annex B.e) Riser and/or one-line diagram(s) for power d

4、istribution and other systems, as appropriate. Typical riser and one-line diagrams are shown in Annex B.5 n1. Scope1.0 Wiring Methods 61.1 Raceways - Indicators 81.2 Raceways - Boxes and Busways 92.0 Luminaire Fixtures 102.1 Luminaire FixturesBasic ModifiersMounting 112.2 Luminaire Fixtures Basic Mo

5、difiersOrientation 112.3 Luminaire Fixtures Basic ModifiersEmergency 122.4 Luminaire FixturesExtended Modifiers 123.0 Outlets and Receptacles 134.0 Switches and Sensors 155.0 MotorsControls 175.1 Motorized and HVAC Equipment 206.0 Security 217.0 Fire Alarm Communications and Panels 237.1 Fire Alarm

6、Indicators 257.2 Fire Alarm Sensors 268.0 Power Distribution Equipment 289.0 Communications - Teledata 299.1 Communications - Audio/Visual 309.2 Communications - Equipment 3110.0 Site Work 3211.0 Schematic Fault Circuit Interrupter, Personal Protection 3311.1 One-Line Diagram SymbolsSwitchboard Mete

7、rs 3611.2 Schematic and One-Line Symbol DiagramsSwitches 3712.0 Miscellaneous 3913.0 Abbreviations 4014.0 Nurse Call System 43Contents for Symbol Groupsn 6NECA 100 Symbols for Electrical Construction Drawings1.0 RacewaysNumber Preferred Symbol Description1.0011.0021.0031.0041.0051.0061.0071.0081.009

8、1.0101.0111.0121.013Conduit concealed in finished areas, exposed in unfinished areas.Conduit concealed in or under floor slab.Non-rigid raceway system.Normal/emergency circuit.Emergency battery system wiring, minimum 10 AWG.Heat trace.Underfloor power raceway.Underfloor telecommunications raceway.Un

9、derfloor raceway for power and telecommunications.Underfloor signal raceway.Underfloor raceway for power, telephone, and data.Undercarpet flat conductor cable (FCC) wiring system, power.Undercarpet flat conductor cable (FCC) wiring system, tele-phoneNEEBHTPTPTSPTDUCPUCT7 nSymbols for Electrical Cons

10、truction Drawings NECA 1001.0 RacewaysNumber Preferred Symbol Description1.0 Raceways1.014Undercarpet flat conductor cable (FCC) wiring system, data.UCDn 8NECA 100 Symbols for Electrical Construction Drawings1.1 RacewaysIndicators1.101 Conduit stub. Terminate with bushing or cap if underground.1.102

11、 Conduit turning up.1.103 Conduit turning down.1.104 Indicates trade size 2 or 53 mm conduit with (4) 1 AWG and (1) 6 AWG ground.1.105 Indicates (2) trade size 2 or 53 mm conduits with (4) 1 AWG and (1) 6 AWG ground conductors in each conduit.1.106 Homerun to panelboard. Number of arrows indicates n

12、umber of circuits. (Example: Homerun to panel L211 CKTS. #1 and #3.)1.107 Flexible connection to equipment.1.108 Direct connection to equipment.1.109 Branch circuit, full hashes indicate ungrounded-“hot” (or switch-leg) circuit conductors. Half hashes indicates grounded neutral circuit conductors. (

13、No hashes indicates 1 hot and 1 neutral.) Dots indicate grounding conductors. Equipment bond size U.N.O. “IG” indicates an isolated grounding conductor.Number Preferred Symbol DescriptionSZ 2C,4#1 length, luminaire types and quan-tities as shown. (Track length drawn to scale.)n 12NECA 100 Symbols fo

14、r Electrical Construction DrawingsNumber Preferred Symbol Description2.3 Luminaire FixturesEmergency2.4 Luminaire FixturesExtended Modifiers2.300 Luminaire providing emergency illumination. (Filled in.)2.401 Standard designations for all luminaire fixtures.“A” = Fixture type, refer to fixture schedu

15、le“NL” = Unswitched night light“2” = Circuit number“a” = Switch control2.402 Mounting height.2.403 Louvers.2.404 Recessed, emergency fixture.AA NLaa22+1.2m (48 in.)NOTE: Modifiers are shown with specific base symbols for clarity. Each modifier can be used with any of the base symbols.13 nSymbols for

16、 Electrical Construction Drawings NECA 1003.0 Outlets and Receptacles3.001 Floor duplex receptacle. F=flush MTD. S=surface MTD.3.002 Duplex convenience receptacle. 20A 125V. 3.003 Duplex convenience receptacle on e mergency/standby circuit. Specify panelboard and circuit.3.004 Single convenience rec

17、eptacle.3.005 Single convenience receptacle on emergency/standby circuit. Specify panelboard and circuit.3.006 Double duplex convenience receptacle.3.007 Double duplex convenience receptacle on emergency/standby circuit. Specify panelboard and circuit.3.008 Multi-outlet assembly with outlets on cent

18、ers as indicated on the drawings and in the specifications, mounted 150 mm (6 in.) above counter or at height as directed, A - indicates type.3.009 Multioutlet assembly, devices as indicated.3.010 Special receptacle - typical notation:1 indicates example“1” = _A, _/_V., _ Pole, _ Wire, _ NEMA _-_“2”

19、 = _A, _/_V., _ Pole, _ Wire, _ NEMA _-_“3” = _A, _/_V., _ Pole, _ Wire, _ NEMA _-_3.011 Clock hanger outlet recessed mounted 2.5m (8) AFF or 200 mm (8 in.) below ceiling as appropriate and as directed.3.012 Flush mounted floor box, adjustable, with both power and voice/data receptacles.3.013 Juncti

20、on box. “AxBxC” indicates dimensions of junc-tion box in either inches or centimeters.Number Preferred Symbol DescriptionFEP2 CKT.1EP2 CKT.3EP2 CKT.5A11ORF1J JAxBxCn 14NECA 100 Symbols for Electrical Construction Drawings3.0 Outlets and Receptacles3.014 Duples receptacle ceiling mounted 20A 125V.3.0

21、15 Double duplex receptacleceiling mounted.Number Preferred Symbol DescriptionReceptacles And OutletsTypical Outlet Notations:“a” = Switched outlet, “a”indicates switch control.“B” = Pedestal mounted on bench top.“BF” = Below floor.“C” = Mounted 150mm (6 in.) above counter of 1.0 m (42 in.) AFF. Coo

22、rdinate exact mounting height with architectural drawings.“CLG” = Ceiling mounted.“D” = Dedicated device on individual branch circuit.“E” = Emergency.“EXIST.” = Existing device/equipment.“F” = Flush floor box with fire/smoke rated penetration.“GFCI” = Ground fault circuit interupter, personal protec

23、tion.“GFPE” = Ground fault protection of equipment.“H” = Horizontally mounted.“IG” = Isolated ground receptacle with separate green ground conductor to isolated ground bus in panel.“M” = Modular furniture serviceprovide flexible connection, coordinate exact location with furniture plans.“PED” = Pede

24、stal mounted with two hour fire/smoke rated penetration.“PT” = Poke thru with two hour fire/smoke rated penetration.“S” = Surface mounted floor box.“SP” = Surge protection receptacle.“T” = Tamper resistant safety receptacle.“TL” = Twist-lock.“W” = Wall mounted device at 1.2m (48 in.) AFF unless othe

25、rwise indicated.“WP” = Weatherproof receptacle with “NRTL” listed coverplate for wet location with plug installed. MTD. 1.2m (48 in.) AFF unless otherwise indicated.+XX = Dimensioned height.15 nSymbols for Electrical Construction Drawings NECA 1004.0 Switches and Sensors4.001 Single pole switch.4.00

26、2 Double pole switch.4.003 Three way switch.4.004 Four way switch.4.005 Switch control (lower case letter).4.006 Circuit breaker switch.4.007 Single pole/double throw switch.4.008 Glow switch toggle, glows in off position.4.009 Horizontally mountedwith on position to the left.4.010 Key operated swit

27、ch.4.011 Key operated switch with pilot light on when switch is on.4.012 Low voltage switch.4.013 Low voltage master switch.Number Preferred Symbol Description$ or S$2or S2$3or S3$4or S4$aor Sa$CBor SCB$DTor SDT$Gor SG$Hor SH$Kor SK$KPor SKP$LVor SLV$LMor SLMn 16NECA 100 Symbols for Electrical Const

28、ruction Drawings4.0 Switches and Sensors4.014 Momentary contact switch.4.015 Switch with pilot light on when switch is on.4.016 Timer switch.4.017 Weatherproof single pole switch.4.018 Dimmer switch. Rated 1000W, unless otherwise indi-cated. “LV” = low voltage “FL” = fluorescent.4.019 Occupancy sens

29、or, wall mounted with offauto override switch.4.020 Occupancy sensorceiling mounted, “P”indicates multiple switches wired in parallel.4.021 Motorized projection screen raise/lower switch.Number Preferred Symbol Description$MCor SMC$PROJor SPROJ$Por SP$WPor SWPD$Tor STMPM17 nSymbols for Electrical Co

30、nstruction Drawings NECA 1005.0 Motorized and HVAC EquipmentControls5.001 Disconnect switch, unfused type, size as indicated on drawings. “xxA” indicates amperage.5.002 Disconnect switch, fused type, size as indicated on drawings. “xxAF” indicates frame size. “xxAT” indi-cates trip size.5.003 Enclos

31、ed circuit breaker, size as indicated. “xxAF” indicates frame size. “xxAT” indicates trip size.5.004 Magnetic contactor, size as indicated on drawings.5.005 Adjustable speed drive.5.006 Motor starter switch.5.007 Magnetic motor starter. “RV” indicates reduced voltage. Starter size as indicated.5.008

32、 Combination magnetic starter and disconnect switch. Starter size and fuse rating as indicated.5.009 Automatic temperature control panel.5.010 Equipment control panel.5.011 Relay.5.012 Toggle disconnect switch.5.013 Thermal motor switch with handle guard and pad-lock capability. “P”indicates pilot l

33、ight.Number Preferred Symbol DescriptionxxAFxxAFyyATCBxxAFyyATCASD$MRVNEMA xFNEMA xxxAxPATCCPRTDTSPn 18NECA 100 Symbols for Electrical Construction Drawings5.0 Motorized and HVAC EquipmentControls5.014 Emergency power shunt trip.5.015 Pushbutton.5.016 On/off pushbutton station.5.017 Three function p

34、ushbutton switch (up/down/stop).5.018 Aquastat.5.019 Firestat.5.020 Humidistat.5.021 Line voltage thermostat.5.022 Low voltage thermostat.5.023 Thermostat.5.024 Solenoid valve.5.025 Time switch.5.026 Air flow switch.Number Preferred Symbol DescriptionAFHTTTSVTSLLVAF19 nSymbols for Electrical Constru

35、ction Drawings NECA 1005.0 Motorized and HVAC EquipmentControls5.027 Electric/pneumatic switch.5.028 Hand/off/automatic selector switch.5.029 Flow switch.5.030 Irrigation control.5.031 Limit switch.5.032 Pneumatic/electric switch.5.033 Photo cell or photo control.5.034 Pressure switch.Number Preferr

36、ed Symbol DescriptionEPHOAFSICLSPEPCPSn 20NECA 100 Symbols for Electrical Construction Drawings5.1 Motorized and HVAC Equipment5.101 Capacitor.5.102 Motor “3”indicates horsepower.5.103 Motorized damper.5.104 Baseboard heater.5.105 Baseboard heater with box.5.106 Resistance heater.5.107 Unit type hea

37、ter.5.108 Ceiling fan.5.109 Paddle fan.5.110 Wall fan.5.111 Water heater.Number Preferred Symbol Description3DWH21 nSymbols for Electrical Construction Drawings NECA 1006.0 Security6.001 CCVT camera. “WP” indicates weather-proof exterior camera.6.002 CCTV Coaxial cable outlet and power outlet.6.003

38、CCTV monitor outlet.6.004 Doorbell.6.005 Door buzzer.6.006 Door chime.6.007 Electric door opener.6.008 Electric door strike.6.009 Intercom unitflush MTD.6.010 Master intercom and directory unit.6.011 Motion detector.6.012 Security door alarm magnetic lock.6.013 Security card reader. “WP” indicates w

39、eather-proof.Number Preferred Symbol DescriptionCWPCCTVMTVBBBDRESICMIMDMLCRWPn 22NECA 100 Symbols for Electrical Construction Drawings6.0 Security6.014 Security control panel.6.015 Security door contacts.6.016 Security exit push button.6.017 Security keypad.6.018 Infra-red detector.6.019 Ultrasonic

40、detector.6.020 Door alarm.6.021 Panic bar.Number Preferred Symbol DescriptionSCPDCKIDUDDAP23 nSymbols for Electrical Construction Drawings NECA 1007.0 Fire Alarm Communications and Panels7.001 Fire alarm master box.7.002 Fire fighters phone.7.003 Coded transmitter.7.004 Drill key switch.7.005 Key re

41、pository (knox box).7.006 Annunciator panel.7.007 Fire alarm control panel.7.008 Voice evacuation panel.7.009 Fire alarm terminal cabinet.7.010 Battery pack and charger.7.011 Air sampling control/detector panel with associated air sampling piping network.7.012 Transponder.7.013 Individual addressable module.Number Preferred Symbol DescriptionMFTDKKFAAFACPEVACFATCBATTASFPTPRIAM