1、An AmericAn nAtionAl StAndArdNECA 130-2010Standard fornullstallinnulland Maintaininnullnullrinnullnullnullnullsnullnullished nullnulltional nullenullrinulll Contranullors nullsonullationTStandard forInstalling and MaintainingWiring DevicesNECA130-2010AnAmericanNationalStandardPublished byNational El
2、ectricalContractors Associationiii a73Foreword .v1. Scope 11.1 ProductsandApplicationsIncluded11.2 ProductsandApplicationsExcluded11.3 RegulatoryandOtherRequirements .12. Definitions 23. Receiving,Inspecting,HandlingandStorage . 43.1 ReceivingandInspecting .43.2 Handling 43.3 Storage 44. Rough-In .5
3、4.1 General .54.2 OutletandDeviceBoxes .54.3 WiringMethods65. Installation .85.1 General85.2 ElectricalSafety.85.3 Conductors 95.4 GroundingandBonding 115.5 InstallingWiringDevices115.6 Coverplates145.7 Identification145.8 TestingWiringDevices146. Maintenance .156.1 General.156.2 InspectionsandTesti
4、ng .15AnnexA:NEMAWiringDeviceConfigurationCharts 16AnnexB:ReferenceStandards .19Table ofContentsv a73National Electrical Installation Standardsareintend-edtoimprovecommunicationamongspecifiers,pur-chasers,andsuppliersofelectricalconstructionser-vices. Theydefineaminimumbaselineofqualityandworkmanshi
5、pforinstallingelectricalproductsandsystems. NEISareintendedtobereferencedincontractdocumentsforelectricalconstructionpro-jects.Thefollowinglanguageisrecommended:Wiringdevicesshouldbeinstalledandmain-tainedinaccordancewithNECA130-2010,Standard for Installing and MaintainingWiringDevices (ANSI).UseofN
6、EISisvoluntary,andtheNationalElectricalContractorsAssociationassumesnoobligationorlia-bilitytousersofthispublication. Existenceofastandardshallnotprecludeanymemberornon-memberofNECAfromspecifyingorusingalternateconstructionmethodspermittedbyapplicableregu-lations.Thispublicationisintendedtocomplywit
7、htheedi-tionoftheNationalElectricalCode(NEC)ineffectatthetimeofpublication. Becausetheyarequalitystandards,NEISmayinsomeinstancesgobeyondtheminimumrequirementsoftheNEC. Itistheresponsibilityofusersofthispublicationtocomplywithstateandlocalelectricalcodeswheninstallingelectricalproductsandsystems.Sug
8、gestionsforrevisionsandimprovementstothisstandardarewelcome. Theyshouldbeaddressedto:NECAStandards&Safety3BethesdaMetroCenter,Suite1100Bethesda,MD 20814(301)215-4521Telephone(301)215-4500Faxneisnecanet.orgwww.neca-neis.orgTopurchaseNational Electrical Installation Standards,contacttheNECAOrderDeskat
9、(301)215-4504tel,(301)215-4500fax,ororderdesknecanet.org. NEIScanalsobepurchasedin.pdfdownloadformatfromwww.neca-neis.org/standards.Copyright2010,NationalElectricalContractorsAssociation. Allrightsreserved. Unauthorizedreproductionprohibited.National Electrical Installation Standards, NEIS,andtheNEI
10、SlogoaretrademarksoftheNationalElectricalContractorsAssociation. NationalElectricalCodeandNECaretrademarksoftheNationalFireProtectionAssociation,Quincy,Massachusetts.Cover photo courtesy of Pass and Seymour/Legrand.Foreword(This foreword is not a part of the standard)1 a73Thisstandarddescribestheins
11、tallationandmainte-nanceproceduresforwiringdevices.1.1ApplicationsIncludedThisstandardcoverstheinstallationandmainte-nanceoflow-voltagewiringdevicespermanentlyinstalledonbuildingpremiseswiringsystemsforres-idential,commercial,andindustrialapplicationsinnon-hazardous(unclassified)locations,suchasforc
12、onveniencereceptacles,lightingswitches,disconnectswitches,andfixed,stationaryorportableelectricsigns.Itappliesto:a)Wiringdevicesrated600Vandlessb)Receptaclesc)Switchesd)Timerse)Combinationdevicesf)Coverplatesg)Attachmentplugsandplugconnectorsh)Occupancysensorsi) Dimmersj) Pinandsleeveconnectorsandre
13、ceptaclesk)Multi-outletassemblies1.2ApplicationsExcludedThisstandarddoesnotcoverwiringdevicesthatareinstalledinhazardouslocationsoraretemporaryinstallations.Itdoesnotapplyto:a)Arc-FaultCircuitInterrupters(AFCIs)orGround-FaultCircuitInterrupters(GFCIs)seeANSI/NECA-169,Standard for Installing andMaint
14、aining Arc-Fault Circuit Interrupters(AFCIs) and Ground-Fault Circuit Interrupters(GFCIs)b)Floorserviceoutletsc)Floorpoke-throughassemblies1.3RegulatoryandOtherRequirementsa) AllinformationinthispublicationisintendedtoconformtotheNationalElectricalCode(ANSI/NFPAStandard70). Installersshouldalwaysfol
15、lowtheNEC,applicablestateandlocalcodes,andmanufacturersinstructionswheninstallingandmaintainingwiringdevices.b) OnlyqualifiedpersonsasdefinedintheNECfamiliarwiththeconstructionandoperationofwiringdevicesshouldperformthetechnicalworkdescribedinthispublication.Administrativefunc-tionssuchasreceiving,h
16、andlingandstoringrequiredinSection3,andothertaskscanbeperformedunderthesupervisionofaqualifiedperson.AllworkshouldbeperformedinaccordancewithNFPA70E,Standard for Electrical Safety in theWorkplace.c) GeneralrequirementsforinstallingelectricalproductsandsystemsaredescribedinNECA1-2006,Standard Practic
17、es for GoodWorkmanship in ElectricalConstruction(ANSI).OtherNational ElectricalInstallation Standardsprovideadditionalguidanceforinstallingparticulartypesofelectricalproductsandsystems. AcompletelistofNEISisprovidedinAnnexB.1.Scopea73 2Attachment Adevicethat,byinsertioninPlug areceptacle,establishes
18、acon-nectionbetweentheconductorsoftheattachedflexiblecordandtheconductorsconnectedper-manentlytothereceptacle.Back-Wired WiringdevicewithconductorWiringDevice connectionsmadeonthebackofthedevicewithclampingplatestightenedusingthreadedterminalscrews.Hazardous Thoselocationswherefireor(Classified) exp
19、losionhazardsmayexistdueLocation toflammablegasesorvapors,flammableliquids,combustibledust,orignitablefibersorflyings.Concealed Renderedinaccessiblebythestructureorfinishofthebuild-ing.Wiresinconcealedracewaysareconsideredconcealed,eventhoughtheymaybecomeacces-siblebywithdrawingthem.Device Aunitofan
20、electricalsystemthatcarriesorcontrolselectricenergyasitsprincipalfunction.Exposed(as Onorattachedtothesurfaceorappliedtowiring behindpanelsdesignedtoallowmethods) access.Isolated ReceptacleoutletwiththeGround equipmentgroundcontactandReceptacle terminalelectricallyisolatedfromthereceptaclemountingst
21、rap.LightingOutlet Anoutletintendedforthedirectconnectionofalam-pholderorluminaire.Multioutlet Atypeofsurface,flush,orAssembly freestandingracewaydesignedtoholdconductorsandrecepta-cles,assembledinthefieldoratthefactory.Outlet Apointonthewiringsystematwhichcurrentistakentosupplyutilizationequipment.
22、Pigtail Shortleadusedtoconnectadevicetoabranch-circuitcon-ductor.PinandSleeve High-capacitywiringdevicesDevices thatintegrateenvironmentalprotectionwithswitching,fus-ing,and/orsafetyinterlocksforpowerdeliverytoequipmentinwetorcorrosiveenvironments.Pre-WiredWiring WiringdevicewitheitherDevice factory
23、-installedpigtailscon-nectedtotheterminalsofthewiringdevice,orapigtailcon-nectorthatsnapsintothewiringdeviceandiscaptivelyheldorissecuredwithascreworclamp,ifprovided.2.DefinitionsReceptacle Acontactdeviceinstalledattheoutletfortheconnectionofanattachmentplug. Asinglereceptacleisasinglecontactdevicew
24、ithnoothercontactdeviceonthesameyoke. Amultiplereceptacleistwoormorecontactdevicesonthesameyoke.Receptacle AnoutletwhereoneormoreOutlet receptaclesareinstalled.Raceway Anenclosedchannelofmetalornonmetallicmaterialsdesignedexpresslyforholdingwires,cablesorbusbars,withaddi-tionalfunctionsaspermittedby
25、theNEC. Racewaysinclude,butarenotlimitedto,rigidmetalconduit,rigidnonmetalliccon-duit,intermediatemetalcon-duit,liquidtightflexiblemetalconduit,flexiblemetallictubing,flexiblemetalconduit,electricalnonmetallictubing,electricalmetallictubing,underfloorraceways,cellularconcretefloorraceways,cellularme
26、talfloorraceways,surfaceraceways,wirewaysandbusways.Side-Wired WiringdevicewithterminalWiringDevice screwconductorconnectionsontheside(s)ofthedevice.Screwless Wiringdevicewithholesinthe(Push-In) backofthedevicethatareusedTerminal toconnectstrippedconductorsWiringDevice byinsertingindividualconduc-to
27、rsintotheholes.Thesedevicesarerestrictedto15-amperebranchcircuits,willonlyaccept14AWGsolidcopperconductors,andaremostcommonlyfoundonresi-dential-gradewiringdevices.Switch Adeviceusedtomake(orclose)orbreak(oropen)anelectriccircuitortodivertcur-rentfromoneconductortoanother.Switch, Aswitchintendedforu
28、seinGeneral-Use generaldistributionandbranchcircuits.Itisratedinamperes,anditiscapableofinterruptingitsratedcurrentatitsratedvoltage.Switch, Aformofgeneral-useswitchGeneral-Use constructedsothatitcanbeSnap installedindeviceboxesoronboxcovers,orotherwiseusedinconjunctionwithrecognizedwiringmethods.Sw
29、itch, AswitchratedinhorsepowerMotor-Circuit thatiscapableofinterruptingthemaximumoperatingover-loadcurrentofamotorofthesamehorsepowerratingastheswitchattheratedvoltage.TamperResistant ApersonalprotectiondeviceReceptacle thatinhibitstheabilitytoinsertforeignobjectsintothedevice.Primarilyinstalledinre
30、sidentialandpediatriclocationsofhealthcarefacilities.Yoke Metalorpolycarbonatemount-ingstraponwhichawiringdeviceordevicesareattached.Theyokeisusedtoattachthewiringdevicetothedeviceboxordevicecover.Standard for Installing and Maintaining Wiring Devices NECA 1303 a733.1 ReceivingandInspectinga) Delive
31、rwiringdevicesindividuallywrappedinfactory-fabricatedcontainersinunopenedcartonsorbundlesasappropriate,clearlyidentifiedwithmanu-facturersname,listingmarkfromaqualifiedelectri-calproductstestinglaboratory(label),andgradeoridentifyingnumber.b) Visuallyinspectpackagingupondelivery.Carefullyunpackmater
32、ialstoinspectforconcealeddamageresultingfromshippingandhandling. Ifdamagehasoccurred,notifythedeliveringcarrierandthemanufacturerinwritingimmediately,andnotetheconditionoftheshipmentonallcopiesofthedeliveryreceipt. Requestacarrierinspection,andfileaclaimwiththecarrier.c) Comparecomponentsandaccessor
33、iesreceivedwiththebillofmaterialstoverifythattheshipmentiscomplete. Iftheshipmentisnotcomplete,notifythemanufacturerinwritingimmediately.Verifythatequipmentandaccessoriesreceivedconformtoapprovedsubmittalsandmanufacturerquotations.d) Ifcomponentsandaccessoriesaretobestoredpriortoinstallation,reuseth
34、eoriginalpackingmate-rials. Leavethepackingmaterialsintactuntilwiringdevicesarereadyforinstallation,whenpossible.3.2 Handlinga) Wiringdevicesandaccessoriesaretypicallysmallcomponents. Handleinaccordancewithmanufac-turerrecommendationsinordertoavoiddamagetocomponentsandaccessories.b) Verifythatthelif
35、tingcapacityofthehandlingequipmentisadequateforhandlingpalletizedship-ments.c) Handlewiringdevicescarefullytoavoiddamage.Avoiddropping,impact,jolting,jarring,roughhan-dling,etc.3.3 Storagea) Storewiringdevicesandaccessoriesinaclean,warm,dry,well-ventilatedroomwithamoderatetemperaturerangingbetween4.
36、4C(40F)and37.7C(100F).b) Providesuitableprotectionuntilfinalassemblyiscomplete. Protectfromweather,rain,snow,dirt,cor-rosivegasesorfumes,dust,foreignobjects,androdents. Moistureincombinationwithcementdustisverycorrosivetoelectricalandelectronicequip-ment.c) Storecomponentsandaccessoriesinamonitoreda
37、reatodiscouragevandalismandtheft,andoutofthewayofconstructiontraffic.3. Receiving,Inspecting,HandlingandStoragea73 44.1 Generala) Determinethetypesoffinishsurfacesandcon-structionmaterialsusedontheproject.Verifythatwiringmethods,deviceandoutletboxesandsup-portsaresuitableforwiringdevices,thetypeofco
38、n-structionandoccupancy.b) Protectoutletanddeviceboxesfromplaster,dry-walljointcompound,mortar,cement,concrete,dust,paint,andothermaterialsthatmaycontaminatetheracewaysystem,conductors,andcablesduringcon-struction.c) Generallyinstallwiringdevicesinmulti-gangboxeswhenmorethanonedeviceisrequiredinonel
39、ocation.d) Verifytheproperdirectionandclearancefordoorswingsbeforerough-in.4.2 OutletandDeviceBoxesa) Carefullyselectoutletordevicebox,boxandringcombinationandboxincompliancewithapplicablelocalCodesandtheNECconsideringboxsize,devicesize,branchcircuitwiresize,andhowtheboxanddevicerelatetoapplicablegr
40、oundingorbondingprovisionsconsideringthetypeofoutletordeviceboxused.b) MountoutletanddeviceboxeswhererequiredbyapplicableCodes. Generallycomplywithlayoutdrawingsforwiringdevicelocations. Coordinateexactlocationsofalldeviceswithequipment,mill-work,counters,finradiation,windows,etc.,byrefer-encetotheg
41、eneralbuildingdrawings,byactualmea-surementsduringrough-in,andinconsultationwiththeowner,engineer,generalcontractor,andcon-structioninspector. Referconflictstothegeneralcontractor,engineerofrecord,andownerforresolu-tion. Donotproceeduntilconflictsareresolved.c) ComplywiththetableintheNECfor“standard
42、boxes”iftheboxesaremetalandconductorsareallthesamesize. ComplywiththetableintheNECfor“nonstandardboxes”iftheboxesarenonmetallicorconductorsofdifferentsizesareinstalledinthesamebox. Makeproperallowancefordevicefill.Conductors,nopartofwhichleavethebox,arenotrequiredtobecountedtowardsconductorfill.d) C
43、omplywithNECdepthrequirementsforflush-mountedoutletanddeviceboxesincombustibleandnon-combustiblefinishsurfaces.Verifythefinishsurfacedetailsandsetboxesandplaster,tileorexten-sionringstotheproperdepthforthesurfacefinish.Generallysetboxesperfectlyflushtothefinishedsur-facetopermitthewiringdeviceyoketo
44、seatfirmlyagainstboththeboxorplasterringandthefinishedconstructionsurface.e) Installboxeslevelandplumb,securelysupportedbystructuralorframingmembers. Donotinstallboxesback-to-backinwalls.f) Ensurethatboxesenclosingflushdevices,suchasswitchesandreceptacles,arecompletelyenclosedonthebackandsides.g) Do
45、notplacewallfinishmaterialsoveroutletanddeviceboxes. Donotcutholesforboxesinfinishmaterialswithroutersusingthesidesoftheboxasaguide.h) Mountoutletanddeviceboxesnotlessthan50mm(2in.)andnotmorethan300mm(12in.)fromthetrimwhereinstalledneardoors,cornerwalls,etc.4.Rough-In5 a73i) Generallylocatewallswitc
46、hesanddimmersatthelatchsideofdoorswiththeedgeoftheoutletboxapproximately75mm(3in.)fromthedoorframewhenpossible.Avoidlocatingboxesbehindopendoors.j) Wheresurface-mountedwiringmethodsareused,providesuitablesurfaceoutletordeviceboxorsur-facemountedbox-and-covercombination.4.2.1 MountingHeighta) Verifym
47、ountingheightswheninstallingoutletanddeviceboxes. Themountingheightofwall-mountedoutletanddeviceboxesisgenerallymea-suredfromthefinishedfloorsurfacetothecenterlineofthebox.b) Installoutletanddeviceboxesonuniformsurfacefinishes.Donotinstallboxesinlocationswithdiffer-entfinishsurfacesattheboxlocation.
48、Coordinatemountingheightsforboxesonwallswithawainscotorwallsthataretobepartiallytiled.Mountboxesataheightthatensuresthatthefaceplatesrequiredfortheinstallationwillfitentirelyononlyonetypeoffinishedsurface.Installdeviceboxesinbrickorblockwallssothatthecoverplatedoesnotcrossajointunlessthejointistrowe
49、ledflushwiththefaceofthewall.c) MountoutletanddeviceboxesinaccordancewithapplicableCodesandcontractdocuments. Intheabsenceofmountingheightrequirements,mountboxesinaccordancewiththefollowing: Mountexterioroutletboxes600mm(24in.)abovefinishedgrade. Mountinteriorreceptacleoutletboxes450mm(18in.)abovethefinishedfloorsurface. Mountdeviceboxesforswitches1.2m(48in.)abovethefinishedfloorsurface. Mountoutletboxesforwall-mountedclocks2.44m(96in.)abovethefinishedfloorsurfacewhenpossible,or150mm(6in.)belowtheceil-ingwhennotpossible. Centerclockoutletslocatedabovedoorsbetweentheceilinga
