KYN61-4015KV开关柜说明书复习过程

1、Good is good, but better carries it.精益求精，善益求善。KYN61-4015KV开关柜说明书KYN61-40.5交流铠装移开式开关柜安装使用维护手册KYN61-40.5metal-cladwithdrawableswitchgearinstructionmanual江苏长江电器股份有限公司JIANGSUCHANGJIANGELECTRICCO.,LTD.目录11.11.21.322.12.233.13.23.33.444.14.24.34.455.15.25.2.15.35.45.566.16.1.16.1.26.26.2.16.2.26.2.3概述概要标准

2、和规范使用环境条件技术参数电气参数外型尺寸和重量结构和柜体固定点基本结构外壳和分隔手车室联锁/防止误操作运输及存放运输条件包装运输交货和中途存储现场安装现场要求安装基础形式结构参数柜体装配接地安装后的检查操作投入使用准备工作启动操作开关配VD4断路器的可移开单元断路器接地开关页码4444445677771919202020212121222324242525262727272828目录77.17.27.37.3.17.3.27.3.37.47.4.17.4.2维护目的一般要求检查与维护检查维护检修测试测试断路器抽出式单元测试联锁功能*本材料所提供的信息仅供参考，如有更改，恕不另行通知页码282

3、82829292930303030版权所有。禁止将本说明书的相关资料提供给第三者。数据和图解未经许可不得更改。江苏长江电器股份有限公司Contents11.11.21.322.12.233.13.23.33.444.14.24.34.455.15.25.2.15.35.45.566.16.1.16.1.26.26.2.16.2.26.2.3SummaryGeneralStandardsandspecificationsServiceconditionsTechnicaldataElectricaldataOutlinedimensionandweightPowerblocKYN61-40.5s

4、tructureBasicstructureEnclosureandpartitionsCircuit-breakerCompartmentsInterlock/protectionagainstmis-operationTransportandstorageConditionondeliverPackagingTransportDeliveryandintermediatestorageAssemmblyoftheswitchgearatsiteGeneralrequirementsatsiteFoundationframeStructrualdataAssemblyoftheswitchg

5、earpanelsEarthingtheswitchgearConcludinginstallationworkOperationoftheswitchgearCommissioningPreparatoryworkStart-upSwitchingoperationsWithdrawablecircuit-breakerpartCircuit-breakerEarthingswitchPage4444445677771919202020212121222324242525262727272828Contents77.17.27.37.3.17.3.27.3.37.47.4.17.4.2Mai

6、ntenanceAimGeneralrequiresInspectionandservicingInspectionServicingRepairTestTestsonwithdrawablePartswithcircuit-breakersTestingofinterlockconditions*Thedataandillustrationsarewithoutengagement.Subjecttochangewithoutnotice.Page28282829292930303030Wereserveallrightstothispublication.Misuse,particular

7、lyincludingduplicationandmakingavailableofthismanualor-extracts-tothirdpartiesisprohibited.Theinformationsuppliediswithoutliability.Subjecttoalternation.JIANGSUCHANGJIANGELECTRICCO.,LTD.1概述Summary1.1概要GeneralKYN61-40.5是一种高品质的并已通过型式试验认证的空气绝缘开关柜（以下简称开关柜）。TypeKYN61-40.5isakindofair-insulatedswitchgearw

8、hichhashighqualityandhaspassedvalidate（Wecallitswitchgearhereinafter）1.2标准和规范StandardsandspecficationsKYN61-40.5满足IEC298、GB3906、DL404等标准的要求。开关柜外壳防护等级：IP4X。KYN61-40.5complywiththestandarsIEC298，GB3906，DL404。ProtectiondegreeisIP4X.1.3使用环境条件Operatingconditions海拔高度：不超过2000米;Heightabovesealevel：2000mm;环境

9、温度：上限为40；下限为-10；Ambienttemperature：maximum40；Minmum10；相对湿度：日平均值不大于95%，月平均不大于90%；Humidity：Highestmeanvaluemeasuredover24hours95%；Highestmeanvaluemeasuredover1month90%；地震烈度：不超过8度;Earthquakeintensity：8degree;没有火灾爆炸危险，没有剧烈震动及化学腐蚀等严重污秽的场所；Workingintheplacewithoutdangeroffire，exploding，acuteshaking,chemis

10、tryerosionandseriousdirtyness.注：超出上述环境条件时，用户应与制造厂协商；Note：Iftheenvironmentexceedaboveconditions，customsshouldconsultwiththemanufacturer.技术参数Technicaldata2.1电气参数Electricaldata额定电压kV最高工作电压kV工频耐受电压kV雷电冲击耐受电压kV额定频率Hz断路器，分支母线额定电流A额定峰值耐受电流kA额定短路开断电流kA额定短时耐受电流4skA二次电压V3540.59518550/6025008031.531.5DC110,220

11、;AC110,220注：外界温度55额定电流2500A需强制通风RatedvoltagekVTHEheightestworkingvoltagekVRatedpowerfrequencewithstandvoltagekVRatedlightingimplusewithstandvoltagekVRatedfrequencyHzRatedcurrentARatedshort-circuitmakingcurrent(peak)kARatedshort-circuitbreakingcurrentsymmetricalkARatedshort-circuitduration4skATheSeco

12、ndaryvoltageV3540.59518550/6025008031.531.5DC110,220;AC110,220注：Upto2500Aat55withforcedventilation.2.2外型尺寸和重量Outlinedimensionandweight2.2.1配VD4/VG1-40.5真空断路器Withthevacuumcircuit-breakersofVD4/VG1-40.5项目单位数据宽度深度高度mmmmmm1200/140025652400注：所用变尺寸为1400 x2565x2400或1600 x2865x2400(宽x深x高)，具体尺寸根据配变压器的容量和外型定。

13、Note:Thedemensionofswitchgearwithtransformeris1400 x2565x2400or1600 x2865x2400(with*depth*height)，thedemensiondependonthecapacityandshapeofthetransformer.itemunitdatawidthdepthheightmmmmmm1200/140025652400图1：KYN61-40.51250A剖视图1活门Shutter6电缆挂接排cableconnetorA低压室Low-voltagecompartment2手车Trolley7接地开关Grou

14、ndswitchB手车室Truckcompartment3触头盒Caseofplug-incontacts8穿墙套管WallBushingC母线室Busbarcompatment4运输导轨rubustsheetsteel9主母线BusbarD电缆室Cablecompatment5电流互感器Currenttransformer10压力释放装置Pressurereleasesedevive注：图示手车分别位于试验位置(左)和移开位置(右)Note:Thetolleyareinthepositionofthetestposition(left)andthewithdrawbleposition(ri

15、ght).KYN61-40.5的结构PowerblocKYN61-40.5structure3.1基本结构(图1)Basicstructure(Figures1)开关柜的主要结构包含手车室、母线室、电缆室、低压室。图2-图6展示了柜体的结构电器设备的安装。ThebasicstructureofthePowerbloccomprisesthecircuit-breakercompartment,whichisfixedinposition,andthemovablewithdrawablepartwithvacuumcircuit-breaker.Figures2/6showthestructu

16、reofapanelandtheelectricalequipmentfitted.3.2外壳和分隔(图1,图2,图3)Enclosureandpartitions（Figures1，2，3)开关柜外壳由高质量的2mm敷铝锌板组装而成。泻压板安装在高压室的顶部，当发生内部燃弧产生高压时，泻压板被打开。相邻开关柜由侧板隔开。所有门采用粉末喷涂以防腐蚀且可打开近180。TheenclosureofthePowerblocconsistsofhighqualityaluminium-zinccoatedsheetsteel,2mmthick.Securedpressurereliefplatesar

17、elocatedatthetopofthehighvoltagecompartment.Theseopenifinternalarcfaultsresultinoverpressure.ThefrontofthePowerblocisclosedoffbyflameproofdoorswhichopentoanangleofalmost1803.3手车室(图2)Circuit-breakercompartment（Figures2）手车室安装了导轨，保证可移开单元可靠的在工作位置和试验/隔离位置之间移动。可移开单元从工作位置退到试验/隔离位置时，活门13/14自动关闭,可防止接触到带电体。可移

18、开单元在试验/隔离位置时手车室门仍可完全关闭。此时，断路器分/合指示和储能/未储能指示可通过视察窗观察。断路器的操作时应关好前门。Thecircuit-breakercompartmentAfittedwiththenecessaryguiderailsaccomodatesthewithdrawablepartwithcircuit-breakertypeVD4,whichcanbemovedbetweentheservicepositionandthetest/disconnectedposition.Theswitchingoperationsofthecircuit-breakerar

19、ecarriedoutwiththedoorsclosed.3.4可移开单元(图3)Withdrawablecircuit-breakerpart（Figures3）触臂和梅花触头安装在断路器的电极上，当可移开单元在工作位置时，它们形成与静触头的电气连接。开关柜和断路器之间信号、保护和控制线(以下简称二次线)的连接由安装在断路器二次插头和安装在开关柜上的二次插座共同实现的。Contactarmswithspring-loadedcontactsystemsarefittedtothecircuit-breakerpoles.Thesecreatetheelectricalconnectiont

20、otheswitchgearpanelwhenthewithdrawablepartisinsertedintotheserviceposition.Thesignalling,protectionandcontrolwiringbetweentheswitchgearpanelandthewithdrawablepartiscoupledbyamultiplepincontrolwiringplugconnector10.3.5机械联锁/防止误操作(图3,图6,图7)Interlocks/protectionagainstmaloperation（Figures3，6，7）只有断路器在分闸位

21、置时，方可推进或推出可移开单元，可靠防止带负荷推拉断路器。Thewithdrawablepartcanonlybemovedfromthetest/disconnectedpositionintotheservicePosition(andback)withthecircuit-breakeropenandtheearthingswitchopen(betweenpositions,thecircuit-breakerismechanicallyinterlocked,andalsoelectricallyinterlockedinthecaseofcircuit-breakerswithel

22、ectricalreleases/suppliedbythecustomer).只有处于工作位置、试验/隔离位置时，断路器方可进行分、合闸；Thecircuit-breakercanonlybeclosedwhenthewithdrawablepartispreciselyinthedefinedtestpositionorserviceposition(betweenpositions,thecircuit-breakerismechanicallyinterlocked,andalsoelectricallyinterlockedinthecaseofcircuit-breakerswit

23、helectricalreleases).只有当可移开单元抽出到试验/隔离位置及以外时，接地开关方可合闸；Thecircuit-breakercanonlybeopenedanuallyintheserviceortestpositionwhennoontrolvoltageisapplied,andcannotbeclosed(electromechanicalinterlock).只有接地开关处在分闸位置时，手车方可进入工作位置；Controlwiringplug10.2canonlybeinsertedoremovedwhenthethewithdrawablepartisinhetes

24、t/disconnectedposition.接地开关合闸后，才能打开后门，防止误入带电间隔；Earthingswitch(ifsupplied)canonlybeclosedhenthewithdrawablepartisinthetest/disconnentedpositionortheremovedpositionechanicalinterlock).只有关上后门，才能分接地开关；Thewithdrawablepartcannotbemovedfromthetest/disconnenctedpositionintotheservicepositionwhentheearthings

25、witchisclosed(chanicalinterlock).只有可移开单元在试验/隔离位置时，方可插上和解除二次插头；Detailsofanyadditionalinterlocks,e.g.inconnectionwithablockingmagnetonthewithdrawablepartand/orearthingswitchoperatingmechanism,canbefoundintheorderdocumentsforeachindividualcase.可移开单元处于工作位置时，二次插头被锁定，不能拔除。Thehingedshutterscanbesecuredwith

26、padlocksintheclosedpositionoftheshutterswhenthewithdrawablecircuit-breakerparthasbeenremoved.图2：KYN61-40.5开关柜正视图Figure2：KYN61-40.5FrontView1开关柜用途标牌SwitchgearScutcheon2仪表门Dooroflow-voltagecompartment3铭牌Nameplate4接地开关操作孔Spindle5通风道，下部（2500A时开通风道）ventilationgritbelow（2500A，withventilation）6视察窗Sightglas

27、s7断路器分合操作孔（断路器分合指示标牌）BreakerON-OFFoperatingadvice（BreakerON-OFFdemonstrativescutcheon）8接地开关分合操作孔（接地开关分合指示标牌）Earthingswitch，operationmechanism（EarthingswitchON-OFFdemonstrativescutcheon）9门锁Lock10手车室门DoorofVacuumcircuit-breakercompartment11二次小母线安装板Controlbusbarinstallationboard12继电器安装板Relayinstallatio

28、nboard13上活门Upsidevalve14下活门Downsidevalve15手车接地排Trolleyearthingbusbar16手车左导轨Rightguiderailoftrolley17手车锁定板Lockingboardoftrolley18手车右导轨Leftguiderailoftrolley19上触头Upsidebush20静触头Contact21下触头盒Downsidebush图3：KYN61-40.5前柜基本结构图Figure3：KYN61-40.5Basicstructuraldiagram1上活门Upsidevalve2上隔板Upsideclapboard3触头盒支撑

29、板Bushupholdboard4引出排(母线侧)Derivationbusbar(sideofbusbar)5上触头盒Upsidebush6下触头盒Downsidebush7引出排(电缆侧)Derivationbusbar(sideofcable)8下隔板Downsideclapboard9下隔板Downsideclapboard10手车接地排（与主接地排相连）Trolleyearthingbusbar（Linkingwithmainearthingbusbar）11泄压板（2500A时需强迫风冷，柜顶开通风道）Pressurereliefboard（2500Awithenforcedcoo

30、ling）12外壳Shell13二次线通道Controlbusbarpassage14手车室门Gateoftrollycompartment15可移开单元Locomotiveunit16手车上面板Upsidepaneloftrolley17手车锁定板Lockingpaneloftrolley18二次插头连接管Secondaryplugslinking19二次插头Secondaryplugs20二次插座Secondarysocket21二次插头连锁挡片Secondaryplugsinterlockingbaffle注：图示手车位于工作位置Remark:Thetrollyisinservicepo

31、sition图4：触头连接1600-2500AFigure4：Contactlinkwith1600-2500A1下部连接单元6碗型垫圈(20)downsidelinkingunitwasher(20)2垫块(5mm)7螺栓(M16/M20)block(5mm)bolt(M16/M20)3碗型垫圈(10)8梅花触头washer(10)contact4螺栓(M10)9触臂bolt(M10)contactarm5静触头fixedcontact图5：触头连接1250AFigure5：contactwith1250A1下部连接单元5梅花触头downsideconnectunitcontact2静触头6

32、静触头fixedcontactfixedcontact3碗型垫圈(10)washer(10)4螺栓(M10)bolt(M10)支母排设计Offsetbusbardesign1250A及以下馈线及PT柜电缆室支母线规格与电流的关系TheassociationofthetypeofoutletswitchgearandPTswitchgearwith1250Aandbelow1250Aoffsetbusbarincablecompartmentwiththecurrent.电流current母线规格Typeofbusbar备注remark2A(PT)TMY-40 x5触头盒内垫5mm的垫块5mmb

33、lockinbush600Aandbelow600ATMY-50 x6触头盒内垫5mm的垫块5mmblockinbush800ATMY-60 x6触头盒内垫5mm的垫块5mmblockinbush1000ATMY-80 x6触头盒内垫5mm的垫块5mmblockinbush1200ATMY-80 x8xR41250A以下馈线及PT柜母线室的支排规格为TMY-8*80*R4ThetypeofbusbarwithutletswitchgearandPTswitchgearbelow1250:TMY-8*80*R41250A以上支母线规格同主母线Thetypeofoffectbusbarup1250

34、Aequaltomainbusbar主母排设计Mainbusbardesign电流current母线规格Typeofbusbar备注remark1000ATMY-80 x8xR41000-1250ATMY-80 x10 xR51600ATMY-80 x8xR4x22000-2500ATMY-80 x10 xR5x2图6：接地开关操作机构Figure6：earthingswitchmanipulationmechanism1接地开关Earthingswitch2接地开关大轴Earthingswitchshaft3前操作轴Operationshaft4接地开关与手车的机械连锁机构Interlock

35、ingdeviceofearthingswitchandtrolly5接地开关辅助接点Earthingswitchaccessorialnode6二次插头连锁挡片Secondarypluginterlockingdevice7手车锁定板Trollylockingboard8接地开关与后下门的机械连锁机构Earthingswitchandinterlockofrearpanelcover,below9后下门Rearpanelcover,below图7：断路器结构图1二次线插头Secondaryplug2绝缘筒盖Insulatedpoletubecaps3绝缘筒Insulatedpoletube4

36、梅花触头Contactsystem5上触臂Uppercontactarm6下触臂Lowercontactarm7紧急分合闸连杆LeverforemergentOFF/ON8面板Frontpartitionplate9试验位置辅助开关Auxiliaryswitchoftestposition10工作位置辅助开关Auxiliaryswitchofserviceposition11推进联锁机构Interlockyoke12二次线插头挂接螺栓Boltforcontrolwiringplug13轮子Wheel14二次线软管Controlwiringtube15推进轴Spindle16把手Handcran

37、k17接地开关联锁板Interlockplateforearthingswitch18锁定杆Catchpin19紧急分合闸操作轴ON-OFFoperatingshaft20手车接地排Earthingcontact运输及存放Dispatchandstorage4.1出厂条件Deliverycondition确保所有的工作都完成后，按照相关标准进行例行检查，结构功能符合要求时，方可进行包装或存放。Thefactoryassembledswitchgearpanelsarecheckedattheworksforcompletenessintermsoftheorderandsimultaneous

38、lysubjectedtoroutinetesting,andthustestedforcorrectstructureandfunction.。包装Packaging开关柜的运输必须根据运输条件的不同采取不同的包装方法。个别场合不需包装，而有时需考虑耐航包装。特别是海上运输（甚至在货柜船中），他们需要大量的干燥剂和密封的塑料布防潮。许多场合还需安装湿度指示器，若用铝合金板进行防护，则需在防护板上开一个窗口观察指示器。干燥机有效的时间内，颜色指示剂为蓝色，当它变成粉色时，说明柜内湿度超过了某一定值（比如40%），这时应该替换干燥剂。干燥剂的使用在相关标准中有详细的说明。Theswitchgea

39、rpanelsaredispatchedinappropriatepackagingfortheprevailingconditions,e.g.“seaworthypackaging“,oralsowithoutpackaging,asrequiredinindividualcases.Particularlyforoverseastransport,evenincontainers,theyaresealedinairtightplasticsheetingwithanappropriatequantityofdryingagenttoprotectthemfromdam-agedueto

40、moisture,andinmanycasesfittedwithaseparatemoistureindicator.Whenaluminumcompositesheetingisused,awindowhastobefittedforobservationofthemoistureindicator.Thedryingagentisactiveaslongasthecoloredindicatorremainsblue.Whenthecolorchangestopink,therelativehumiditystatedonthebag(e.g.40%)hasbeenexceededins

41、idethepackaging.Suitableactionincludingreplacementofthedryingagentbagsisthennecessaryifthepackagingconditionistobemaintained.Theinstructionsforuseofthedryingagentbagsaretobefollowedcarefully.运输（图8）Transport(Figure8)开关柜有四个起吊环。它可以用起重机、叉车或手动千斤顶搬卸。注意保护人身安全及可能造成的财产损失，勿倒置。Thetransportunitsareindividualpan

42、els.Theswitchgearpanelsareeachfittedwithfourliftinglugs.Transportswitchgearpanelsupright.Onlyevercarryoutloadingoperationswhenithasbeenensuredthatallprecautionarymeasurestoprotectpersonnelandmaterialshavebeentakenandusingacane,fork-lifttruckand/or,Manualtrolleyjack.起重机起吊：Loadingbycrane:选择合适的吊环及吊绳Fit

43、liftingropesofappropriateloadcapacitywithshackles.抽出单元将被单独处理Withdrawableunitshallbedealwithindividually.交货及中间存储Deliveryandintermediatestorage货到现场后，应进行如下检查：Theresponsibilitiesoftheconsigneewhentheswitchgeararrivesatsiteinclude,butarenotlimitedto,thefollowing:检查开关柜是否完好，是否受潮。若是中间存储，还需检查干燥剂，判断是否需要更换干燥剂。

44、Checkingtheconsignmentforcompletenessandfreedomfromdamage.Incasesofdoubt,thepackagingmustbeopenedandthenproperlyresealed,fittingnewdryingagentbags,whenintermediatestorageisnecessary.依照装箱单检查是否缺件或运输损坏，并向发货人或运送者出具证明。Preciselydocumentinganyshortquantities,defectsortransportdamageontheconsignmentnoteandn

45、otifyingtheshipperorcarrierimmediatelyandreportingthesetotherelevantauthorities.最好对损坏部分进行摄影。Alwaystakephotographstodocumentanymayordamage.最适宜的中间存储条件：依照开关柜和元件所要求的最小条件。Optimumintermediatestorageasfarasthiswouldbenecessaryatallwithoutdetrimentalconsequencesdependsoncompliancewithanumberofminimumconditi

46、onsfortheswitchgearpanelsandassemblymaterials.只需简单包装或不需包装的场合Switchgearpanelswithsimplepackagingornopackaging干燥并且通风良好的储藏室，空气质量依照相关标准规定。Adryandwell-ventilatedstore-room,atmosphereinaccordancewithcorrelativestandard.室内温度不低于-5Roomtemperaturewhichdoesnotfallbelow-5C.没有其他有害条件的影响Nootherdetrimentalenvironme

47、ntalinfluences.竖直摆放开关设备Storeswitchgearpanelsstandingupright.不能堆放开关设备Donotstackswitchgearpanels.柜上的覆盖物不能太多，确保开关柜通气性良好Looselycoverunpackagedswitchgearpanelswithplasticfilmtopreventdirtingress.Sufficientaircirculationmustbemaintainedtopreventcorrosion.安装运行前，定期进行必要的检查Carryoutregularchecksforanycondensat

48、ionuntilerectionstarts.适于航海的或相似条件的包装及内部保护Switchgearpanelswithseaworthyorsimilarpackagingandinternalprotectivefilm将开关柜存放于干燥的地方，防止天气和其它有害物的破坏。Storethetransportunitsinadryplace,protectedfromtheweatherandfromdamage.在没有有害的环境下检查包装。Checkthepackagingforundamagedcondition.每隔一定的时间检查颜色指示剂以确定干燥剂是否有效。Checktheind

49、icatorforcorrectfunctionofthedryingagentonarrivaloftheconsignmentandatappropriateintervals.采取措施防止因存储时间大于包装寿命时的包装和反腐蚀措施实效。Whenthemaximumstoragelifeafterthedateofpackagingisexceeded,theprotectivefunctionofthepackagingincludingitsanti-corrosioneffectswillceasetobeeffectivesoonerorlater,dependingonlocal

50、conditions.Ifintermediatestoragehastobeprolonged,suitableactionmustbetaken.现场安装Assemblyoftheswitchgearatsite开关柜的现场安装需确保正确的安装顺序及高质量标准。包装由熟练工人打开，要求在现场有责任人进行检查指导。同时，应参照产品安装使用说明书。Intheinterestsofanoptimuminstallationsequenceandtheassuranceofahighqualitystandard,siteinstallationoftheswitchgearshouldonlyb

51、ecarriedoutbyspeciallytrainedskilledpersonnel,oratleastsupervisedandmonitoredbyresponsiblepersons.现场要求Generalsiterequirements安装前，需对安装场所检查。安装开关柜的房间必须有照明设备和现场电供应、门锁、房间干燥并有通风设施；准备工作如电缆沟、二次电缆管道等已准备就绪。Oncommencementofinstallationatsite,theswitchroommustbecompletelyfinished,providedwithlightingandsiteelec

52、tricitysupply,lockable,dryandwithfacilitiesforventilation.Allthenecessarypreparationssuchaswallopenings,ducts,etc.,forlayingofthepowerandcontrolcablesuptotheswitchgearmustalreadybecompleted.安装场所应满足相关标准的规定。Compliancewiththeconditionsforindoorswitchgeartocorrelativestandard.安装基础形式（图9）Foundationframe(F

53、igures9)开关柜应在直立的情况下进入室内，它的结构数据可在产品使用说明书中估算。Theswitchgearispreferablytobeerectedonafoundationframesetintotheswitchroomfloor.Theguidelinestructuraldatalistedbelowfacilitatearoughcalculationofthespacerequired.图8起吊示意图Figure.8liftingdrawing5.2.1结构参数Structuraldata额定电压KV40.5柜内设备可移式柜宽mm1200走道宽（柜前）mm2540(单列布

54、置)3580(双列布置)走道宽（柜后）mm1800柜重kg1000-2000RatedvoltageKV40.5PanelequipmentwithdrawablePanelwidthmm1200Aislewidth(frontsideofpanel)mm2540(onerow)3580(tworows)Aislewidth(rearsideofpanel)mm1800weightkg1000-20005.3柜体安装（图8）Assemblyoftheswitchgearpanels(Figure8)用8.8级拉力的螺杆。用螺栓连接母排，其所需扭矩值如下表：Usescrewsoftensilec

55、lass8.8.Thetighteningtorquesforthebusbarscrewconnectionsareasfollows:螺纹推荐扭矩1）Nm润滑情况2）无润滑油或油脂M6M8M10M12M1610.52650862004.510204080ThreadRecommendedtighteningtorque1）NmLubricant2）WithoutOilorgreaseM6M8M10M12M1610.52650862004.510204080无润滑连接的额定扭矩取决于螺纹摩擦系数0.14（其实际数值不可避免在一定范围内波动）1)Theratedtighteningtorque

56、sforfastenerswithoutlubricationarebasedonacoefficientoffrictionforthethreadof0.14(theactualvaluesaresubjecttoanunavoidable,partlynotinconsiderable,spread).螺纹和接触表面润滑。2)Threadandheadcontactsurfacelubricated.对一些偏离一般规则的扭矩值（比如接触系统和转换终端）需查阅详细的技术文件。Consultthedetailedtechnicaldocumentationforanytighteningto

57、rqueswhichdeviatefromthegeneraltable(e.g.forcontactsystemsorswitchterminals).安装步骤如下：Theindividualinstallationstagesareasfollows:按指定的起吊环起吊开关柜。Transporttheswitchgearpanelstothepreparedinstallationpointinthesequenceshownontheswitchgearplan.拆除吊索。Dismantleliftinglugs.将可移开部分从开关柜中移开并加以有效的保护。Removewithdrawa

58、blepartsfromtheswitchgearpanelsandstorethemwithsuitableprotection.将端封板移开。Releaseandremovefloorcover.将开关柜在基础上正确的位置排成一行（垂直方向安装不平度不得超过2mm，尤其在前面）并用螺栓连接在一起。当柜子超过10台时应考虑从中间部位开始安装。Aligntheswitchgearpanelsonthefoundationoneafteranotherforcorrectpositionandverticalalignment(deviationsofthepaneledgesfromtheve

59、rticalmustnotexceed2mm,particularlyatthefront)andboltthepanelstogether.Itisadvisedabletostartfromthecentrewhenassemblingswitchgearswithmorethantenpanels.当开关柜完全装配好时，可用螺钉或焊接将其和基础框架连接在一起。Whentheswitchgearhasbeenproperlyassembled,fastenthepanelstothefoundationframebyweldingorbyusingadequatebolts.5.4接地（图

60、2和图3）Earthingtheswitchgear(Figure2andFigure3)手车接地排已经在手车室底部安装并且须和开关柜的主接地排连接在一起。框架主接地排与配电室主接地系统用截面不小于16mm2的黄绿线连接，对10台以上的长排列的开关柜，连接节点不少于两个。Connectthemainearthlingbaroftheswitchgearwiththepreparedconnectionlinkspanelbypanel.Connecttheearthingconductorcomingfromthegroundelectrodepreferablyviaameteringpoi