electrical symbols

2
ELECTRICAL SYMBOLS . . . B PS PS L L J J D B B WALL W W W C C C B B B R DW C F FLOOR SPECIAL- PURPOSE OUTLET a.b a.b a.b CIRCUIT BREAKER WEATHERPROOF WF SWITCH WEATHERPROOF FUSED CEILING PULL SWITCH RECEPTACLE SWITCH AND DOUBLE T F WP RC DM WCB CB K D 4 3 BUSWAY OR PLUG-IN SERVICE, FEEDER, LADDER OR CHANNEL CABLE THROUGH OUTLET FLOOR DUPLEX RECEPTACLE OUTLET FLOOR SINGLE RECEPTACLE TELEVISION CAMERA CLOSED-CIRCUIT CONNECTION SPECIAL-PURPOSE RECEPTACLE OUTLET DUPLEX SPECIAL-PURPOSE RECEPTACLE OUTLET SINGLE SPECIAL-PURPOSE RECEPTACLE OUTLET SPLIT-WIRED TRIPLEX SPLIT-WIRED DUPLEX RECEPTACLE OUTLET UNDERFLOOR DUCT AND JUNCTION BOX FOR TRIPLE, DOUBLE, OR SINGLE DUCT SYSTEM AS INDICATED BY NUMBER OF PARALLEL LINES EQUIPMENT VARIATION IN STANDARD USED TO DESIGNATE A SUBSCRIPT LETTER IS AN ADDED LOWERCASE A STANDARD SYMBOL WITH SWITCH AND SINGLE RECEPTACLE SURFACE-MOUNTED AND CABINET PANELBOARD FLUSH-MOUNTED PANELBOARD AND CABINET FIXTURE FLUORESCENT CONTINUOUS LIGHTING TRACK FIXTURE FLUORESCENT OUTLET BOX AND FLUORESCENT FIXTURE SURFACE-MOUNTED FLUORESCENT FIXTURE INDIVIDUAL WITH CHARGER EMERGENCY BATTERY PACK ASSEMBLY MULTIPLE FLOODLIGHT WITH PULL SWITCH LAMPHOLDER OUTDOOR POLE-MOUNTED FIXTURES DENOTE FACES. BOX. SHADED AREAS EXIT LIGHT AND OUTLET TRACK LIGHTING INCANDESCENT OUTLET BOX AND INCANDESCENT LIGHTING FIXTURE FAN HANGER RECEPTACLE CLOCK HANGER RECEPTACLE RANGE OUTLET TRIPLEX RECEPTACLE OUTLET DUPLEX RECEPTACLE OUTLET SINGLE RECEPTACLE OUTLET WIREWAY 2 DIMMER REMOTE CONTROL SWITCH WEATHERPROOF SWITCH FUSED SWITCH TIME SWITCH CIRCUIT BREAKER KEY-OPERATED SWITCH AUTOMATIC DOOR SWITCH FOUR-WAY SWITCH THREE-WAY SWITCH DOUBLE-POLE SWITCH SINGLE-POLE SWITCH JUNCTION BOX DROP CORD BLANKED OUTLET CEILING SWITCH OUTLETS CONVENIENCE OUTLETS LIGHTING OUTLETS PANELBOARDS BUSDUCTS AND WIREWAYS ©1999 American Technical Publishers, Inc.

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Page 1: Electrical symbols

ELECTRICAL SYMBOLS . . .

B

PSPSLL

J J

D

BB

WALL

W WW

C CC

B BB

R

DW

C

F

FLOOR SPECIAL-PURPOSE OUTLET

a.b

a.b

a.b

CIRCUIT BREAKERWEATHERPROOF

WFSWITCHWEATHERPROOF FUSED

CEILING PULL SWITCH

RECEPTACLESWITCH AND DOUBLE

T

F

WP

RC

DM

WCB

CB

K

D

4

3

BUSWAYOR PLUG-INSERVICE, FEEDER,

LADDER ORCHANNEL

CABLE THROUGH

OUTLETFLOOR DUPLEX RECEPTACLE

OUTLETFLOOR SINGLE RECEPTACLE

TELEVISION CAMERACLOSED-CIRCUIT

CONNECTIONSPECIAL-PURPOSE

RECEPTACLE OUTLETDUPLEX SPECIAL-PURPOSE

RECEPTACLE OUTLETSINGLE SPECIAL-PURPOSE

RECEPTACLE OUTLETSPLIT-WIRED TRIPLEX

SPLIT-WIRED DUPLEXRECEPTACLE OUTLET

UNDERFLOOR DUCT ANDJUNCTION BOX FOR TRIPLE,DOUBLE, OR SINGLE DUCTSYSTEM AS INDICATED BYNUMBER OF PARALLEL LINES

EQUIPMENTVARIATION IN STANDARDUSED TO DESIGNATE ASUBSCRIPT LETTER IS AN ADDED LOWERCASE A STANDARD SYMBOL WITH

SWITCH AND SINGLERECEPTACLE

SURFACE-MOUNTED

AND CABINETPANELBOARD

FLUSH-MOUNTEDPANELBOARDAND CABINET

FIXTUREFLUORESCENTCONTINUOUS

LIGHTING TRACK FIXTUREFLUORESCENTOUTLET BOX AND

FLUORESCENT FIXTURESURFACE-MOUNTED

FLUORESCENT FIXTUREINDIVIDUAL

WITH CHARGEREMERGENCY BATTERY PACK

ASSEMBLYMULTIPLE FLOODLIGHT

WITH PULL SWITCHLAMPHOLDER

OUTDOOR POLE-MOUNTEDFIXTURES

DENOTE FACES.BOX. SHADED AREASEXIT LIGHT AND OUTLET

TRACK LIGHTINGINCANDESCENT

OUTLET BOXAND INCANDESCENTLIGHTING FIXTURE

FAN HANGER RECEPTACLE

CLOCK HANGER RECEPTACLE

RANGE OUTLET

TRIPLEX RECEPTACLE OUTLET

DUPLEX RECEPTACLE OUTLET

SINGLE RECEPTACLE OUTLET

WIREWAY

2

DIMMER

REMOTE CONTROL SWITCH

WEATHERPROOF SWITCH

FUSED SWITCH

TIME SWITCH

CIRCUIT BREAKER

KEY-OPERATED SWITCH

AUTOMATIC DOOR SWITCH

FOUR-WAY SWITCH

THREE-WAY SWITCH

DOUBLE-POLE SWITCH

SINGLE-POLE SWITCH

JUNCTION BOX

DROP CORD

BLANKED OUTLET

CEILING

SWITCH OUTLETSCONVENIENCE OUTLETSLIGHTING OUTLETS

PANELBOARDS

BUSDUCTS AND WIREWAYS

©1999 American Technical Publishers, Inc.

Page 2: Electrical symbols

. . . ELECTRICAL SYMBOLS

PAGING SYSTEM DEVICE

FIRE ALARMSYSTEM DEVICE

SYSTEM DEVICECOMPUTER DATA

SYSTEM DEVICEPRIVATE TELEPHONE

SOUND SYSTEM

CONTROL PANELFIRE ALARM

PUSHBUTTON

BUZZER

BELL

THERMOSTAT

TELEVISION OUTLET

CHIME

ELECTRIC DOOR OPENER

COMPUTER DATA OUTLET

COMBINATIONBELL AND BUZZER

TRANSFORMERBELL RINGING

SERVICE WEATHERHEAD

SIDEWALK GUY

HEAD GUY

DOWN GUY

SECONDARY CIRCUIT

PRIMARY CIRCUIT

STREET LIGHT

POLE

MANHOLE

TRANSFORMER-MANHOLE OR VAULT

HANDHOLE

UNDERGROUND

DIRECT BURIAL CABLEUNDERGROUND

STANDARD FED FROMSTREET LIGHT

LIGHTING PANEL

IN CEILING OR WALLWIRING CONCEALED

POWER PANEL

WIRING CONCEALEDIN FLOOR

WIRING EXPOSED

PULL BOX

CONTROLLER

TRANSFORMER

INSTRUMENT (SPECIFY)

MOTOR

GENERATOR

WIRING TURNED DOWN

WIRING TURNED UP

DISCONNECT SWITCHEXTERNALLY-OPERATED

UNDERGROUND CIRCUIT

DUCT LINE

TRANSFORMER PAD

AND BRACKET

Use heavy lines anddesignate by numbercorresponding tolisting in feeder

FEEDERS

schedule

a greater number of wires indicateindicates a two-wire circuit. For circuit without such designationby number of arrows. Any Indicate number of circuitsPANEL BOARDHOME RUN TO

as follows: (3 wires)

(4 wires), etc.

G

M

I

T

M

H

TM

TP

FACP

BT

D

CH

TV

T

ABOVE-GROUNDELECTRICAL DISTRIBUTION

OR LIGHTING SYSTEMS

SIGNALING SYSTEMOUTLETS FOR

RESIDENTIAL SYSTEMS

PANEL CIRCUITSAND MISCELLANEOUS

LIGHTING SYSTEMSDISTRIBUTION OR ELECTRICALINDUSTRIAL SYSTEMSUNDERGROUND ELECTRICALCOMMERCIAL AND

©1999 American Technical Publishers, Inc.