离相共相封闭母线安装手册共箱

山东达驰电气共箱封闭母线安装说明NON-SEGREGATEDPHASEBUSInstallationandmaintenanceShDachiAlfaElectric.NSPBInstallationNSPBInstallationInstructionSequence三、现场共箱封闭母线施工具备的条件；NSPBconstructionconditionsinthesiteNSPBschleandNSPBNSPBsurfaceNSPBwiththeequipmentMatchingSafety十、共箱封闭母线的NSPBNSPBInstallationThisdescriptionfitstoourfactoryproductionofvariousmodelsofNSPBinstallationanduse.CompilationDesigninstituteofdesignelectricalequipmentlayoutdrawingandtheNSPBinstallationdrawing.电气装置及安装工程母线装置施工及验收规范 constructionandacceptancestandardCB1149-90.NSPBtechnicalagreementortechnical FollowGB311~6<高压输变电设备的绝缘配合高电压试验技术 <热<电气装置安装工程装置母线装 封闭母线主要技术参数NSPB ical型号 oltage（kV：Current（AFrequency（HzConductorMaterial：Phasesequence：导体排列方式ConductorArrangementMode： 使用环境温度UsingEnvironmentTemperature： 海拔高度Altitude： 烈度Earthquakeintensity： 8度Degrees母线导体最热点允许温升BusConductorMostHotPermissibleTemperatureRise：60K（铜导体CopperConductor）/50K（铝箱体最热点允许温升EncloserMostHotPermissibleTemperature BoltConnectionOfTheConductorContactSurface(Contactsurfacesilver/TongTin)MostHotPermissibleTemperatureRise：Bolttighteningconnectionwithoutcoating：NSPBInstallationInstructionTheprincipleforfirstindoorthenoutdoor,indoorforfirstinsidethenoutside,inaccordingwiththeBustotalassemblydrawingtoinstallince,andmakesizeadjustments,thefinalconnectiontothefracture.NSPBconstructionconditionsintheBusmustbecheckedbeforeinstallation,inspectingsupportinsulatorfordamage,breachphenomenon,whethertheBusboxdeformation,sassafrasscratch,Busconductorsareshiftingit,sothattheBustobeunnecessaryreworkafterinstallation.ShallpreparethefollowingtoolsbeforeNSPB尘器------溶剂干净的白软布防水布锉刀安全带，Crane,calabash,softropeorsetrubberpipesteelwirerope,torquewrench,screwdriver,woodhammer,hammer,tapemeasure,spiritlevel,linesinkers,gauze,------vacuumcleaningsolvent,acleanwhitesoftcloth,tarps,file,seatbelts,helmets,sswire,powersupplyandotheressentialsparepart.Checkingthecivilworks,transformersandswitchgearsizeandBeforebeginninginstallation,checkingthecivilworks,thetransformersizeandtheelevationisessential,becauseitisgoingonwheeltheinstalledbaseoftheBus,youcanunderstanditisbetweenconstructionandlayoutofthedifferenceinthecontract,accordingasdesigninstituteNSPBdrawingandmanufacturerofthetotalassemblydrawing,transformerlow-voltagecasingandwallwillbetheholeforthefoundation,proof-readingthefollowingdimensions,doesnotmeettherequiredcorrection,correctiontoleranceis±3mm/m,asawholeisnotgreaterthan±Determinationgeneratorvertical、horizontalcenterlineandcenterlineofgeneratorsetsDeterminationgeneratorvertical、horizontalcenterDeterminationoftotalboxenclosedBus-basedframeworkofthebaseandelevationAccordingtodesigninstitute,themanufacturer'sNSPBoftotalassemblydrawingmakesinfrastructureelevationandsizewhetheraccordwiththedesignrequirements.NSPBpriortoinstallationofinventory、visualinspectionandeliminatinglack封闭母线安装前的清点是封闭母线到货情况的检验依EnclosedBuspriortoinstalltionofinventoryisenclosedBusarrivaloftheinspectionbasedon:VisualinspectionistheNSPBinstallationofthebasicconditions,atthesametimecanreduceBusduringtheinstallationprocesstheworkload.共箱母线的清点：NSPB按照制造厂详细的发货清点共箱封闭母线及配件AccordingtomanufactorydetailedshipmentslistcountthenumberofNSPBandaccessoriesareconsistentwithshipments AstheNSPBbelongtothebig、middlewareproducts,accessoriespriceismoreexpensive,so,aftertheNSPBarearrivedatthesite,accessoriesmustbecountedforeveryboxes,shipmentslistshallbesubjecttotheowners,supervision,manufacturers,installationunitstothesignatureconfirmationofseveralconcerted;Ifwithoutthesignatureconfirmationseveralconcertedtounpackingusing,ultimayfounddeficientaccessories,andshipmentslistdiscrepancies,alltheresponsibilitybytheownerorunpackingusertoassume.AfterNSPBarecounted,Bussparepartsshouldbehandedovertotheownersofthewarehouse,submitingshiplistanddatatoownersarchivingdepartment,toprepareforinspection.NSPBschleand结构概述：StructureNSPBisthephaseconductorsinacommonmetals,thereisnopartitionseparatingbetweenthephaseconductors.NSPBismainlyconstitutedbytheencloser,conductors,insulators,barfittings,connectionsorfasteningboltsandotherAsNSPBistheoveralllong,generallydoanumberofsegmentsinthemanufacturers,inthesiteeachsegmentwillbeconnectedwithbolts,threephaseconductorsarecedinsidethealuminums,theconductorissupportedbyinsulator,topinsulatorisfittedwiththeappropriatebarfittings，Conductorsareslidingorfixedinthebarfitting,bottominsulatorisfixedonthesupportte,Supportteisweldedinternalbox.Enclosersupportusestosupportorlifting.Steelbeamsaresupportedorliftingtosteelembeddedinthesite.SegmentBusorsegmentencloseruseboltstoconnect.NSPBWithinacertainlength,setthetemperaturecompensationdevice,itcanmeettheencloserwithinacertainrangeoferror,conductorcanmeetduetotemperaturedifferenceortheerrorcausedbyinstallation,conductorusesMultilayerthinaluminumorexpansionjointsaremadebycopperwithbothendsoftheconductorconnection,encloserisconnectedwiththeexpansionNSPBanddevicejunctionusesboltstoconnect,conductorsandequipmentterminalconductivecontactsurfacesilverorlining,duringthejointusewithmulti-layerthinaluminumorsoftcopperconnectionorcopperbraidedwireasaflexibleNSPBremovalandAstheNSPBtakesonpowertransmissionfunction:Inshort-circuitfaulttheBusalsowithstandthemechanicalfunctioninstallationmustconsiderseveralmainfunctionarenotaffected,somovingSPB,workersshouldbeextremecaution,Whenremoval,workersshouldavoidasthecranemovestoofastcausedvibration,theinsulatormayruptureorencloserdeformation,AnotherchoicepointofhangingavoidsbendtoomuchdamagetotheNSPB.AvoidingtobreakNSPBsurfacepaintorscratchNSPBsurface,therebymustbeliftingwithasoftrope.NSPBmustbecedonaflatce,butcannotletNSPBtoputonthefloor,shouldcewoodbetweenNAPBandtheground.NSPBin±5mmBracketsmustbeaccurayinstalledince,accordingtothegeneralassemblydrawingsorsegmentassemblyofNSPBdeterminethesupportframeorhangerweldingposition,weldingsupportframeandchannel(anglesteel)beam,andadjustitselevation,ensuringelevationdrawingsanddesigncalculationstogoalltheway,theerrorislessthan±5mm,AccordingNSPBBackstopInstallationdiagramtoweldbrackets(Mustbeweldedsolid,aftertheBusseatedtopreventunsafetohappen).Aftertheaboveworkiscomplete,accordingtodesignInstituteofdrawingsorthedrawingsprovidedbythemanufacturerwillNSPBsequentiallyliftingthechannel(anglesteel)supportrack,thenfromthegenerator、transformerside、switchgearconnectionsbegintoadjustthedirectionofsize,errorbytheexpansionjointtomeet.Note:NSPBisinstalledinceatthewall,pleaseweldwearwallpartitionsframeworkinthefoundationburiedpiece,afterinstallationtopreventSPB,wearwallframeworkisnotince,causedtoreworkorcutframeetc.,ifthereisnowearwallpartitions,Thepluggingofholeisfinishedbytheownerorinstalledunits,materialsownedbytheownerortheinstallationofunits,generaluseofasbestoscementblock.tocleaneduptheBuscabinetssurface、insulatorsurfaceandclosingthelidtobeclosedtoreducetheamountofworkbeforedebugingtheNSPB.共箱封闭母线调整与清扫：NSPBadjustmentandNSPBinstallationiscomplete,shouldbeclean,aretheapplicationofcleancottonclothremovedustanddebris,mustnotbeleftsundriesinsidetheBusvacuumcleanercanbeusedwhennecessary,socleaningdust.WheninternalNSPBiscleaned,ngnotdamagetheinternalinsulatorotherparts,installationtoolsmustnotbeleftinthecabinets.NSPBisfinalcleaninginspection,shouldbeinvitedtotheowners,supervision,constructionunitsandotherrelevantdepartmentstoinspectionconfirmation,canbethefinalconnection,Afterconnectioniscompletedanyoneisnotallowedtoopenthelid.NSPB共箱封闭母线的安装人员需具有一定的电气理论知识和实NSPBisimportanttobearconductivepartsofpowertransmission.Itneedstoensurethatelectricalandmechanicalconnectionofconductors,electricalandmechanicalpropertiesshouldbehighquality;Atthesametime,NSPBencloserconnectionbetweensegmentsmustalsomeettherainprooffunction(Mainlyoutdoor),usingraincover.Expansionjointusesraincovertoberainproof.so,NSPBinstallationnelneedtohavesomeknowledgeofelectricaltheoryandpracticalexperiencetheability,ensurethattheinstallationoneBeforeorafterinstallation,shouldcheckthephaseconductor、relativetoearthandelectricbodytoairdistance,shouldnotbelessthanthestipulateoftable:TableRatedMinimumsafe1Pleasereferourfactoryprovidesinstallationdiagramorfractureconnectiondiagramfortheinstallationmethod.NSPBAfterNSPBInstallationiscomplete,shouldbecleanedand棉布不含剂的洁剂除油和杂绝不可以遗留杂物在共箱封闭母线的内部，应使之清洁无尘。theconductoraretheapplicationofcleancottonclothandalcoholornon-detergenterasingoilofoilanddebris,mustnotbesundriesinsidetheBus,socleaningdust.WhenpeoplearecleaningwithinNSPB,Shouldpayattentiontowhethertheinjuryporcelain,ifneedofrecement.NSPBforthefinalcleaning、closeinspection,shouldbeinvitedtotheowners,supervision,constructionunitsandotherrelevantdepartmentstoinspectionconfirmation,becoveredwiththelidtobeclosed;Afterclosed,notallowedtoopenthelidtopreventdust、debrisintotheinteriorofenclosedBusaffecttheoperationofenclosedBus.NSPBsurfaceAftertheinternalNSPBcleaning,suchassurfacecoatingpeeling、corrosionandotherphenomenathesurfaceofthepaintlayersneedtomaketreatmentthesurfaceoftheboxshouldbeclearedofdust,debris,etc.,toensureaclean.NSPBwiththeequipmentPleasereferourfactoryprovidesInstallationdiagramordeviceinterfaceconnectiondiagram.Matching绝缘电阻试验：Insulation1000V时,1000V兆欧表;额定电压为3000V以上,2500V100MΩ。Ifratedvoltage:1000V,apply1000VMegohmmeter;Ifratedvoltageof3000Vandabove,apply2500VMegohmmeterthemeasurementvaluenotlessthanAccordingGB311.1-6standardprovisionssitetestoffrequencyvoltagewithstandtestvaluesshouldbeconsistentwiththeprovisionsofthetablevaluesand75%,oraccordingtocontractvalueofon-sitetestingfrequencyvoltagewithstandtest.Table：umworkingRatedshort-timepowerwithstandvalue（kV）RatedWetDry15SafetyNSPBhoistingropemustbeusedwithsoft,liftingmustbequalifiedtoundertakecertifiedrigger;NSPBinstallationandadjustmentshouldpayspecialattentionnotdamagetheporcelainpieces,especiallyinthegeneratoroutletandthemaintransformer,ntchanges,etc.,toErectionfirmscaffolding,sothatconstructionworkersinaltitudeasafeconstructionne;thereiswellpreparedlightingattheconstructionsite,intheinteriorBusmustpayattentiontosafetylighting;Attheconstructionsitemustreadytofireapparatus,topreventfires;Installationsiteshouldbecleaned,preventdustisfromenteringtheinternalBus;Outdoorpartoftheworkshouldavoidtherain,topreventinternalBusmoisture;NSPBsizeislarger,butrigidityisnotbig,itshouldavoidcollisions,whenlifting,liftingtoolsandliftingshouldbenoted;Usetheinvertedchainmustbeloadtestedandqualified,shallnotbeoverloaded.十、共箱封闭母线的：NSPBEnclosedBusitselfdoesnotrequireregularmaintenance maintenanceintervalscanbeusedtodothefollowinginspection:a）检闭母线所有紧固部（如绝缘子支撑外壳底紧固件有无松动松动应进行紧固特别是导体CheckingalltighteningpartsofenclosedBusfastenersarewhetherorloose(suchasInsulatorsupport,andsupportbase,hanger,conductorandencloserinterfacesanddeviceconnections,etc.),,Shouldbetightenedifloose,inparticular,conductorsandelectricconductionboltsparttobefastened.运行日久或安装不当也可能造成外壳个别地方密Runthecourseoftimeorimproperinstallationcanalsocausebadsealencloserinsomeces,Insulatorsorconductorsleadingtodirtygraysurfacedust,checkingtheBuswithotherdeviceswillbeconnectedtotheexpansionjointapart,measurementBustheinsulationbetweentheconductorandencloser,ifthemeasuredvaluehaveasignificantdecreases value compared),theremaybedirtyordamagedinsulator,inneedofcleaningorrecementbeforemeasurement,thevalueshouldbesimilarwiththeFoundtohavetracesofleakage,shouldcheckthatpartoftheinstallationandthehousingsealing,findoutcauseofwaterleakageandrepairing,waterspraytestafterrepair,putintooperationonlyafterpassing.Checksealswhetherthebulking,paintlayerwhetherithasfalloff,groundinglineisreliableetc..Fanshavetorunthecourseoftimeformaintenance,suchascleaningoftheinternalfan、lubricatingthebearinglubricationetc..Afterthegeneratordowntime,NSPBputsintooperation is especiallyinwetareas.Thisisbecauseaftertheshutdown,NSPBencloseraircondensation,insulator,fittings,conductorsduetomoisture.Therefore,beforestartingtheunitoveragain,inadvancetomeasuretheinsulationofBus,suchasislow,shouldthetemporaryremovalpartoftheinsulatorandsupportingte,moistairoutoftheen