Electrical Design Standard Symbols - Red-Bag
Electrical Design StandardSymbolsID. NO.ISSUE1SHEET1 of 40DOC.NO.BN-DS-E2
DOCUMENTNUMBERS501-502ID. NO.INDEX SYMBOLSPAGEKEY DIAGRAMS, M. V. AND L. V.ONE LINE DIAGRAMS4 - 16503CONTROL AND WIRING DIAGRAMS17 - 28506COMMUNICATION SYSTEMS510POWER LAY-OUTS30 - 38520LIGHTING LAY-OUTS30 - 38530EARTHING LAY-OUTS30 - 38550CATHODIC PROTECTION30 - 38LOGIC SYMBOLS39 - 40ISSUE129SHEET2 of 40DOC.NO.BN-DS-E2
NOTES1. SYMBOLS HAVE BEEN DERIVED FROM IEC PUBLICATION 617, NEN 5152 ANDCOMPANY STANDARDS.EXAMPLE ON SYMBOLS.PUBLICATIONIEC 617EXAMPLE:03-01-02 A123IECNEN 5152:NEN-K-13NON STANDARD (NORM):NS-52COMPANY SEQUENCE INDEX2. ALL SYMBOLS MAY BE DRAWN IN ANY POSITION, THE INSCRIPTIONS SHALLREMAIN, HOWEVER IN THE UPRIGHT POSITION.EXCEPTION ARE:A.RELAYS, CONTACTS AND SWITCHES SHALL BE SHOWN SUCH THAT THEMODE OF OPERATION IS FROM LEFT TO RIGHT OR FROM BOTTOM TOTOP.B.INSCRIPTION ON CIRCUIT AND CABLES SHALL BE WRITTEN ALONG THESYMBOLS AND SHALL BE READ FROM LEFT TO RIGHT OR FROM BOTTOMTO TOP.3. CONTACTS OF ELECTRICAL OPERATED DEVICES SHALL BE SHOWN IN THE DEENERGIZED POSITION.SWITCHES SHALL BE DRAWN IN THE OFF-POSITION OR NOT-ACTIVATED (NOPRESSURE, FLOW, ETC.)ID. NO.ISSUE1SHEET3 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTION07-13-02CONTACTOR07-13-05CIRCUIT BRACHER07-13-02DISCONNECTOR (ISOLATOR)OFF LOAD07-13-08SWITCH-DISCONNECTORON LOAD07-21-08FUSE-DISCONNECTOEOFF LOAD07-21-09FUSE SWITCH-DISCONNECTORON LOAD07-14-04VOLTAGE INDICATORCAPACITIVESYMBOLSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET4 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLNEN-B-45ASINGLE-POLE SWITCHNEN-B-45BTWO-POLE SWITCHNEN-B-45CTHREE-POLE SWITCHNEN-B-45DTWO-POLE SWITCH WITH SWITCHEDNEUTRAL CONDUCTORNEN-B-45FFOUR-POLE SWITCH WITH SWITCHEDNEUTRAL CONDUCTORSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET5 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL02-12-05DELAYED ACTION IN DIRECTIONOF MOVEMENT FROM THE ARCTOWARDS ITS CENTRE (DELAYED CLOSING)02-12-06DELAYED ACTION IN DIRECTIONOF MOVEMENT FROM THE ARCTOWARDS ITS CENTRE (DELAYED OPENING)02-12-17MECHANICAL COUPLINGDISENGAGED02-12-18MECHANICAL COUPLINGENGAGED02-12-20BOPERATED BY BRAKE02-13-01MANUAL OPERATED CONTROL,GENERAL CASE02-13-08EMERGENCY SWITCH(MUSHROOM-TYPE)02-13-09OPERATED BY HANDWHEEL02-13-11OPERATED BY LEVER02-13-12OPERATED BY REMOVABLEHANDLE02-13-13OPERATED BY KEY02-13-14OPERATED BY CRANKNOTE:ONLY ACTION IS DESCRIPTED AND A SWITCH ISSHOWN FOR CLARIFICATION.SYMBOL CAN ALSO BE USED FOR CIRCUITBREACKERS, ISOLATORS A.S.O.SYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET6 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTION02-13-15OPERATED BY ROLLER02-13-16OPERATED BY CAM02-13-20OPERATED BY SPRING02-13-21OPERATED BY PNEUMATICOR HYDRAULIC CONTROL,SINGLE ACTING02-13-22OPERATED BY PNEUMATICOR HYDRAULIC CONTROL,DOUBLE ACTINGSYMBOLW02-13-23OPERATED BY ELECTROMAGNETICACTUATOR02-13-26OPERATED BY ELECTRIC MOTOR02-13-27OPERATED BY ELECTRIC CLOCK02-14-01CONTROL BY FLUID LEVEL02-14-03CONTROL BY FLOWNEN-J-92OPERATED BY PEDALNOTE:MONLY ACTION IS DESCRIPTED AND A SWITCH ISSHOWN FOR CLARIFICATION.SYMBOL CAN ALSO BE USED FOR CIRCUITBREACKERS, ISOLATORS A.S.O.SYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET7 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLNEN-J-98OPERATED BY CENTRIFUGAL FORCENEN-J-102OPERATED BY BIMETALNS-01HAND RESET07-09-01BTEMPERATURE SENSITIVE SWITCHNEN-J-61MAGNETIC OVERCURRENTPROTECTIONNEN-J-62THERMAL OVERCURRENTPROTECTIONNEN-J-61-62THERMAL AND MAGNETICOVERCURRENT PROTECTIONNEN-J-74GROUNDFAULT PROTECTIONNEN-J-76UNDER VOLTAGE PROTECTION02-12-07AUTOMATIC RETURN (THE TRIANGLE ISPOINTED IN THE RETURN DIRECTION)02-12-11MECHANICAL INTERLOCKBETWEEN TWO DEVICES02-12-12LATCHING DEVICENOTE:ONLY ACTION IS DESCRIPTED AND A SWITCH ISSHOWN FOR CLARIFICATION.SYMBOL CAN ALSO BE USED FOR CIRCUITBREACKERS, ISOLATORS A.S.O.SYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET8 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL07-16-01A07-16-01BMEASURING RELAY ORRELATED DEVICE07-16-01C02-08-05INDEPENDENT TIME-LAG07-16-11INVERSE TIME-LAGCHARACTERISTIC (IDMT)07-16-03RESIDUAL VOLTAGE07-17-07UNDERVOLTAGEU 07-16-04REVERSE CURRENTI07-16-05DIFFERENTIAL CURRENT07-16-06PERCENTAGE DIFFERENTIAL CURRENT07-16-07EARTH FAULT CURRENT07-16-08CURRENT IN THENEUTRAL CONDUCTORU rsdIdId/IIINSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET9 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL07-17-04BINSTANTANEOUS OVERCURRENTI 07-17-04OVERCURRENTI 07-17-03UNDERPOWERIP NEN-K-13REVERSE POWERNEN-K-21MINIMUM IMPEDANCE07-17-13LOCKED ROTORNEN-K-17TIME07-09-01TEMPERATUREPZ n OtSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET10 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL06-09-01TRANSFORMER WITH TWO WINDINGS06-10-05VARIABLE VOLTAGE TRANSFORMER06-09-06AUTO-TRANSFORMER06-09-08CHOKE / REACTOR06-09-01BVOLTAGE TRANSFORMER06-09-10CURRENT TRANSFORMER06-13-04CURRENT TRANSFORMER WITH TWOSECONDARY WINDINGS ON THE CORENS-41CORE BALANCE CURRENTTRANSFORMER06-02-02OPEN VEE WINDING, V (60)06-02-05THREE-PHASE WINDING, DELTA06-02-07THREE-PHASE WINDING, STAR06-02-08THREE-PHASE WINDING, STAR,WITH NEUTRAL BROUGHT OUTSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET11 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL06-02-09THREE-PHASE WINDING, ZIGZAG ORINTERCONNECTED STAR06-02-09BTHREE-PHASE WINDING, ZIGZAG ORINTERCONNECTED STAR, WITHNEUTRAL BROUGHT OUT08-04-03KILO WATT-HOUR METER08-04-15KILO VAR-HOUR METER08-03-01RECORDING 03VARMETERvarNEN-N-8WATTMETER08-02-05POWER-FACTOR METER08-02-07FREQUENCY METERNEN-N-6AVOLTMETER WITH 6 POSITIONS SWITCH(NO OFF POSITION)kWhkvarhWcosHzV6SYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET12 of 40DOC.NO.BN-DS-E2
CAD RATURE08-08-01CLOCK08-05-02PULSE METER, COUNTING DEVICENEN-D-12TERMINAL03-03-06PLUG AND SOCKET (MALEAND FEMALE)03-03-17CONNECTING LINK, CLOSED03-03-19CONNECTING LINK, CLOSED02-02-03DIRECT CURRENT02-02-04ALTERNATING CURRENTNEN-C-18BUSDUCTNEN-D-36ACABLE CONNECTIONNEN-D-39CABLE GLANDSYMBOLSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET13 of 40DOC.NO.BN-DS-E2
CAD 4-01AGENERATORG06-04-01BMOTORM06-04-01CMOTOR WITH WINDINGTEMPERATURE DETECTORM02-17-06CHARGER / RECTIFIER IN FULL WAVE(BRIDGE) CONNECTION06-15-03ABATTERY OF ACCUMULATORSOR PRIMARY CELLS04-02-01ACAPACITORSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502.ID. NO.ISSUE8SHEET14 of 40DOC.NO.BN-DS-E2
CAD RAL CONDUCTOR03-01-02CPROTECTIVE CTOR WITHNEUTRAL DUCTOR WITH NEUTRALCONDUCTOR AND PROTECTIVE CONDUCTOR03-01-02 ITWO-CONDUCTORS WITHNEUTRAL CONDUCTOR03-01-02 JTWO-CONDUCTORS WITHPROTECTIVE CONDUCTOR03-01-02KTWO-CONDUCTORS WITH NEUTRALCONDUCTOR AND PROTECTIVE CONDUCTOR03-01-02LTHREE-CONDUCTORS WITHNEUTRAL CONDUCTOR03-01-02MTHREE-CONDUCTORS WITHPROTECTIVE CONDUCTOR03-01-02NNOTE:SYMBOLTHREE-CONDUCTORS WITH NEUTRALCONDUCTOR AND PROTECTIVE CONDUCTORWIRE IS ONLY SHOWN FOR CLARIFICATIONS.SYMBOLS CAN ALSO BE USED FOR POWER LAY-OUTS.SYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSBADGER DOCUMENT NS 501-502-510ID. NO.ISSUE8SHEET15 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLNS-09ONE FUSENS-10TWO FUSESNS-11THREE FUSESNS-12ONE VOLTMETERVNS-13TWO VOLTMETERSVNS-14THREE VOLTMETERSVNOTE:SYMBOLS ONLY SHOWN FOR CLARIFICATIONSYMBOL FOR KEY DIAGRAM, M.V.AND L.V. ONE LINE DIAGRAMSCOMPANY DOCUMENT NS 501-502ID. NO.ISSUE8SHEET16 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL07-02-02MAKE CONTACT / SWITCH07-13-02CONTACTOR (CONTACT OPEN INTHE DEENERGIZED POSITION)07-13-05CIRCUIT BREAKER07-13-06DISCONNECTOR (ISOLATOR)OFF LOAD07-13-08SWITCH-DISCONNECTORON LOAD07-21-08FUSE-DISCONNECTOR07-21-09FUSE SWITCH-DISCONNECTOR(ON-LOAD ISOLATING FUSE-SWITCH)07-02-03BREAK CONTACT07-02-05TWO-WAY CONTACT WITHCENTRE-OFF POSITION07-02-04CHANGE-OVER CONTACTSYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET17 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL02-12-05DELAYED ACTION IN DIRECTION OFMOVEMENT FROM THE ARC TOWARDSITS CENTRE (DELAYED CLOSING)02-12-06DELAYED ACTION IN DIRECTION OFMOVEMENT FROM THE ARC TOWARDSITS CENTRE (DELAYED OPENING)02-12-17MECHANICAL COUPLING,DISENGAGED02-12-18MECHANICAL COUPLING,ENGAGED02-12-20BOPERATED BY BRAKE02-13-01MANUALLY OPERATED CONTROL,GENERAL CASE02-13-08EMERGENCY SWITCH(MUSHROOM-TYPE)02-13-09OPERATED BY HANDWHEEL02-13-11OPERATED BY LEVER02-13-12OPERATED BY REMOVABLEHANDLE02-13-13OPERATED BY KEY02-13-14OPERATED BY CRANKNOTE:ONLY ACTION IS DESCRIPTED AND A SWITCHIS SHOWN FOR CLARIFICATION.SYMBOL CAN ALSO BE USED FOR CIRCUITBREACKERS, ISOLATORS A.S.O.SYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET18 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL02-13-15OPERATED BY ROLLER02-13-16OPERATED BY CAM02-13-20OPERATED BY SPRING02-13-21OPERATED BY PNEUMATICOR HYDRAULIC CONTROL,SINGLE ACTING02-13-22OPERATED BY PNEUMATICOR HYDRAULIC CONTROL,DOUBLE ACTING02-13-23OPERATED BY ELECTROMAGNETICACTUATOR02-13-26OPERATED BY ELECTRICAL MOTOR02-13-27OPERATED BY ELECTRICAL CLOCK02-14-01CONTROL BY FLUID LEVEL02-14-03CONTROL BY FLOWNEN-J-92OPERATED BY PEDALNOTE:WMONLY ACTION IS DESCRIPTED AND A SWITCHIS SHOWN FOR CLARIFICATION.SYMBOL CAN ALSO BE USED FOR CIRCUITBREACKERS, ISOLATORS A.S.O.SYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET19 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLNEN-J-98OPERATED BY CENTRIFUGAL FORCENEN-J-102OPERATED BY BIMETALNS-01LOCKING DEVICE, HAND RESET07-09-01BTEMPERATURE SENSITIVE SWITCHNEN-J-61MAGNETIC OVERCURRENTPROTECTIONNEN-J-62THERMAL OVERCURRENTPROTECTIONNEN-J-61-62THERMAL AND MAGNETICOVERCURRENT PROTECTIONNEN-J-74GROUNDFAULT PROTECTIONNEN-J-76UNDER VOLTAGE PROTECTION02-12-07AUTOMATIC RETURN (THE TRIANGLE ISPOINTED IN THE RETURN DIRECTION)02-12-11MECHANICAL INTERLOCKBETWEEN TWO DEVICES02-12-12LATCHING DEVICENOTE:ONLY ACTION IS DESCRIPTED AND A SWITCHIS SHOWN FOR CLARIFICATION.SYMBOL CAN ALSO BE USED FOR CIRCUITBREACKERS, ISOLATORS A.S.O.SYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET20 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLROTARY SWITCHCONTACT POSITION LEFTNS-21ROTARY SWITCHCONTACT POSITION LEFT AND CENTERNS-22ROTARY SWITCHCONTACT POSITION LEFT AND RIGHTNS-23ROTARY SWITCHCONTACT POSITION CENTER AND RIGHTNS-24ROTARY SWITCHCONTACT POSITION CENTERNS-25ROTARY SWITCHCONTACT POSITION RIGHTNS-26ROTARY SWITCHCONTACT POSITION LEFT AND RIGHTNS-27ROTARY SWITCH CONTACTNS-28ROTARY SWITCHRIGHT SLIDING CONTACTNS-29ROTARY SWITCHLEFT SLIDING CONTACTOFFAUTOSTARTNS-20ROTARY SWITCHSPRING RETURNFROM STARTPADLOCKABLEIN OFFPOSITIONSYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET21 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONNS-30PADLOCKABLEIN LEFT POSITIONNS-31PADLOCKABLEIN CENTER POSITIONNS-32PADLOCKABLEIN RIGHT POSITIONNS-34ROTARY SWITCHNS-35ROTARY SWITCHLEFT SPRING RETURNNS-36ROTARY SWITCHRIGHT SPRING RETURNNS-37ROTARY SWITCHLEFT & RIGHT SPRING RETURNNS-43SELECTOR SWITCHSYMBOLSYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET22 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL07-16-01A07-16-01BMEASURING RELAY ORRELATED DEVICE07-16-01C02-08-05INDEPENDENT TIME-LAG07-16-11INVERSE TIME-LAGCHARACTERISTIC (IDMT)07-16-03RESIDUAL VOLTAGE07-17-07UNDERVOLTAGEU 07-16-04REVERSE CURRENTI07-16-05DIFFERENTIAL CURRENT07-16-06PERCENTAGE DIFFERENTIAL CURRENT07-16-07EARTH FAULT CURRENT07-16-08CURRENT IN THENEUTRAL CONDUCTORU rsdIdId/IIINSYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET23 of 40DOC.NO.BN-DS-E2
DESCRIPTIONSYMBOL CAD NAMEI07-17-04BINSTANTANEOUS N-K-13REVERSE POWERNEN-K-21MINIMUM IMPEDANCE07-17-13LOCKED ING DEVICE, GENERALSYMBOL (RELAY COIL)07-15-04OPERATING DEVICE / RELAY COILWITH TWO SEPARATE WINDINGS07-15-07RELAY COIL OF A TIME DELAYED RELAYON DEENERGIZING07-15-08RELAY COIL OF A TIME DELAYED RELAYON ENERGIZINGNEN-K-38FLAG-RELAY IP PZ n 0tSYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET24 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL06-09-02TRANSFORMER WITH TWO WINDINGS06-09-02BISOLATION TRANSFORMER06-10-06VARIABLE VOLTAGE R/COIL/CHOKE/WINDING06-09-11CURRENT TRANSFORMER / PULSETRANSFORMER06-13-05CURRENT TRANSFORMER WITH TWOSECONDARY WINDINGS ON ONE CORENS-40SHORT CIRCUIT DEVICE04-03-03INDUCTOR WITH MAGNETIC CORE06-03-02SERIES WINDINGSYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET25 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL08-04-03KILO WATT-HOUR METER08-04-15KILO VAR-HOUR METER08-03-01RECORDING -04VARMETERvar08-02-05POWER-FACTOR METER08-02-07FREQUENCY METERNEN-N-6AVOLTMETER WITH 6 POSITIONS SWITCH08-02-08SYNCRONOSCOPE08-02-14THERMOMETER (PYROMETER)08-08-01CLOCK08-05-02PULSE METER, COUNTING DEVICEkWhkvarhHzV6SYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET26 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONNEN-D-12TERMINAL03-03-06PLUG AND SOCKET (MALEAND FEMALE)03-03-17CONNECTING LINK, CLOSED03-03-19CONNECTING LINK, OPEN02-02-03DIRECT CURRENT02-02-04ALTERVATING CURRENTSYMBOLSYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET27 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL04-01-01RESISTOR, GENERAL SYMBOL04-02-01CAPACITOR02-03-01RESISTOR, VARIABLE, LINEAIR02-03-04RESISTOR, VARIABLE, NON-LINEAIR02-03-05RESISTOR PRE-SET ADJUSTMENT04-01-12HEATING ELEMENT05-03-01SEMICONDUCTOR DIODE,GENERAL SYMBOL05-03-02LIGHT EMITTING DIODE,GENERAL SYMBOL05-04-04TRIODE THYRISTORTYPE UNSPECIFIED07-21-01FUSE HRC07-21-02FUSE SCREW TYPE DIAZED08-10-01(INCANDESCENT) SIGNAL LAMP05-14-09PHOTO CELL05-14-04VOLTAGE INDICATORCAPACITIVESYMBOL FOR CONTROL ANDWIRING DIAGRAMS COMPANYDOCUMENT NS 503ID. NO.ISSUE8SHEET28 of 40DOC.NO.BN-DS-E2
CAD -09SIREN09-05-01TELEPHONE SET,09-09-07LOUDSPEAKER,09-05-19TELEPHONE SET WITHLOUDSPEAKER10-04-01ANTENNA,GENERAL SYMBOL10-15-01AMPLIFIER11-10-01LINE POWER UNIT (AC-TYPE) SHOWNSYMBOL FOR COMMUNICATIONSYSTEMSCOMPANY DOCUMENT NS 506ID. NO.ISSUE8SHEET29 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONNEN-C-5-04CABLE FLAG FOR MAXIMUM OF4 CHARACTERSNEN-C-5-05CABLE FLAG FOR MAXIMUM OF5 CHARACTERSNEN-C-5-06CABLE FLAG FOR MAXIMUM OF6 CHARACTERSNEN-C-5-07CABLE FLAG FOR MAXIMUM OF7 CHARACTERSNEN-C-5-08CABLE FLAG FOR MAXIMUM OF8 CHARACTERSNEN-C-5-09CABLE FLAG FOR MAXIMUM OF9 CHARACTERSNEN-C-5-10CABLE FLAG FOR MAXIMUM OF10 CHARACTERSNEN-C-5-11CABLE FLAG FOR MAXIMUM OF11 CHARACTERSNEN-C-5-12CABLE FLAG FOR MAXIMUM OF12 CHARACTERSNEN-C-5-1FLAG INDICATIONNEN-C-5-2FLAG INDICATION03-04-03BUNDLE INDICATIONSYMBOLSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET30 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLNS-05PACKAGE UNITPUNS-06WELDING UNITWNS-15MOTOR OPERATED VALVE (MOV)MNS-16ELECTRICAL DISTRIBUTION PANELNS-17INSTRUMENT PANEL OR BOXNS-18JUNCTION BOX03-04-04STRAIGHT THROUGH JUNCTION BOX03-04-06JUNCTION BOX FOR 3 OR 4 CABLES03-04-06REMOTE CONTROL STATIONNS-57SAFETY SWITCHNS-58PRIMARY SAFETY SWITCHNS-58EMERGENCY PUSH BUTTON06-04-01BMOTORJBMSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET31 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL11-12-01CABLE OR CONDUIT GOING UPWARDS11-12-02CABLE OR CONDUIT GOING DOWNWARDSNEN-C-46CABLE OR CONDUIT COMINGFROM DOWNWARDSNEN-C-47CABLE OR CONDUIT COMINGFROM UPWARDSNEN-C-50CABLE OR CONDUIT PASSING THROUGHVERTICALLY UPWARDSNEN-C-51CABLE OR CONDUIT PASSING THROUGHVERTICALLY DOWNWARDSNS-59ARROW FOR STAIR INDICATION03-02-01CONNECTION OF CONDUCTORSNS-44ARROW HEADSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET32 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLNEN-J-170SWITCH, SINGLE POLE11-14-04SWITCH, TWO POLE11-14-05MULTI-POSITION SWITCH, SINGLE POLE(TWO CIRCUIT SWITCH)11-14-07TWO-WAY SWITCH, SINGLE POLE11-14-08INTERMEDIATE SWITCH11-14-09DIMMER SWITCH, SINGLE POLE11-14-09PULL-CORD SWITCH, SINGLE POLE11-13-01SOCKET OUTLET (POWER)11-13-04SOCKET OUTLET (POWER) WITHPROTECTIVE CONTACTNS-49SOCKET OUTLET CONNECTEDTO A SAFETY TRANSFORMERSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET33 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONNEN-M-24HFLUORESCENT LIGHTING FIXTURE,2X20WNEN-M-24IFLUORESCENT LIGHTINGFIXTURE, 2X40WNEN-M-24JFLUORESCENT LIGHTING FIXTURE,2X65WNEN-M-24KFLUORESCENT LIGHTING FIXTURE,2X20W(MOUNTED UNDER PLATFORM)NEN-M-24LFLUORESCENT LIGHTING FIXTURE,2X40W(MOUNTED UNDER PLATFORM)NEN-M-24MFLUORESCENT LIGHTING FIXTURE,2X65W(MOUNTED UNDER PLATFORM)NS-79FLUORESCENT LIGHTING FIXTURE,WITH EMERGENCY SUPPLY05-14-09PHOTO CELLSYMBOLNOTE: SYMBOLS TO BE SHOWN ON LAYOUTSPROVIDED WITH A CODE FORIDENTIFICATIONEXAMPLE LIGHTING FIXTURE CODING:A - 3 - L2CONNECTED TO PHASE L2CONNECTED TO CIRCUIT No. 3FIXTURE MOUNTING IDENTIFICATIONSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET34 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL11-15-01INCANDESCENT OR MERCURY VAPORLIGHTING FIXTURE, CEILING MOUNTED11-15-09FLOODLIGHTNS-48STREET/FENCE LIGHTING FIXTURE,POLE MOUNTEDNS-50ELECTRICAL DISTRIBUTION PANELNS-51EMERGENCY HANDLAMPWITH OWN SOURCENS-52EMERGENCY EXIT (RIGHT)NS-53EMERGENCY EXIT (LEFT)NS-54EMERGENCY EXIT (ABOVE DOOR)NS-55ILLUMINATED LEVELGAUGEEXITEXITEXITSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET35 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTION02-15-01EARTH/GROUND02-15-02CLEAN EARTH/GROUND02-15-03EARTH ELECTRODE IN PITNEN-D-3EARTH ELECTRODENEN-D-2-3CLEAN EARTH ELECTRODENEN-D-4PILE 07-22-03LIGHTING ARRESTORNS-45LIGHTING RODNS-46DIVIDING POINTNS-47CRIMPIT CONNECTIONNS-69SPARK GAP04-03-01CHOKESYMBOLSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET36 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOLNS-16DISTRIBUTION BOXNS-60RECTIFIER,HAND CONTROLLEDHNS-61RECTIFIER,AUTO CONTROLLEDA02-15-01EARTHINGNS-62CADWELD CONNECTIONAT PIPELINENS-63REFERENCE ELECTRODEENS-64REFERENCE ELECTRODE IN PITENS-65MEASURING STATION ON POLENS-66MEASURING STATION IN PITNS-67ANODE FOR IMPRESSED CURRENT(CHEMICAL SYMBOL INDICATESTHE MATERIALNS-68SACRIFICIAL ANODE(CHEMICAL SYMBOL INDICATESTHE MATERIALAMgAMgSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET37 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONNS-69SPARK GAPNS-70ISOLATION (GENERAL)NS-71ISOLATION FLANGENS-72ISOLATION COUPLINGNS-73SCREENING PLATENS-74SCREENING CONDUITNS-75VALVE WITH ISOLATION FLANGESYMBOLSYMBOL FOR LAY-OUTSCOMPANY DOCUMENT NS 510511-520-521-531-550ID. NO.ISSUE8SHEET38 of 40DOC.NO.BN-DS-E2
CAD NAMEDESCRIPTIONSYMBOL 112-27-01OR GATE12-27-02AND GATE12-28-02NOR GATE12-28-01NAND GATE12-27-11NEGATOR12-31-01SCHMITT TRIGGER12-44-02MONOSTABLE ELEMENT, SINGLE SHOT12-40-01DELAY ELEMENT WITHSPECIFIED DELAY TIMES12-40-02DELAY ELEMENT12-40-02BVARIABLE DELAY ELEMENT& 1&1tLOGIC SYMBOLID. NO.ISSUE8SHEET39 of 40DOC.NO.BN-DS-E2
CAD EGATION INDICATOR (INPUT)12-07-02NEGATION INDICATO
electrical design standard symbols . id. no. issue 1 sheet 2 of 40 doc.no. bn-ds-e2 document numbers index symbols page 501-502 key diagrams, m. v. and l. v. one line diagrams 4 - 16 503 control and wiring diagrams 17 - 28 506 communication systems 29 510 power lay-outs 30 - 38 520 lighting lay-outs 30 - 38 .
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Custom Symbols underneath Basic Symbols in the Symbols pane of the Graphics Editor. Upon drill-down, further layers of Custom Symbols open up. Level 1: This level contains folders and symbols such as region name folders, the Symbols folder, and several .json files, amongst others. In the Metasys UI, expand the Custom Symbols accordion
red wind/red wind xlr h50 t-15m l 35 mm red wind/red wind xlr h80 t-16m l 65 mm red wind/red wind xlr h105 t-17m l 90 mm racing speed xlr h80 t-19m l 74 mm profile rim female valve adapter (option) red wind/red wind xlr h50 t-15f l 37 mm red wind/red wind xlr h80 t-16f l 67 mm red wind/red wind xlr h105 t-17f l 92 mm racing speed .
WIRING DIAGRAMS SERVICE MANUAL NUMBER 33 Page 3A-8 90-863757--1 DECEMBER 8.1 liter (496 cid) Electrical Wiring Diagrams Typical Starting System Components 72930 B S I a c d e RED/PUR BLK BLK RED RED YEL/RED YEL/RED YEL/RED YEL/RED YEL/RED RED/PUR RED/PUR YEL/RED 7 g i b f h a-Ignition Switch b-20 Amp Fuse c-Starter Slave Solenoid d-Circuit .
Symbols for Fire Control Plans Symbols Related to Life-Saving Appliances and Arrangements Symbols from the Code on Alarms and Indicators, 1995 How to find the Symbols Files containing the Symbols in digital form Tips on the use of the Symbols in digital form and note on colours of the digital images Address of IMO Publications Colophon
term “electrical” is used to include electrical, electronic, and communications systems covered by the National Electrical Code (NFPA 70). This publication also summarizes recommended drawing practices for electrical construction drawings. 1.1 Symbols Included This standard is limited to North American symbols for electrical wiring and .
2) Electrical Parameters 2.1 Parameter Symbols 2.2 Subscript for Parameter Symbols 3) Letter Symbols in Alphabetical Order 1. ELECTRICAL QUANTITIES 1 .I Quantity Symbols 1.1.1 Instantaneous values of current, voltage, and power, that vary with time, are represented by the lower- case letter of the proper symbol. Examples: i, u, p
Autocad electrical symbols residential. Autocad electrical symbols too small. In this study, the electrical tool set increased productivity by up to 95%, * which brought dramatic time savings to the common tasks of AutoCAD electrical design. * As with all performance tests, results may vary by machine, operating system, filters and even .
