8BK18HIGH-VOLTAGESWITCHGEARTECHNICALSPECIFICATION 1、 PROUCTGENERALDESCRIPTIONKYN□(8BK18)-12(Z)metal-cladremovabletypeACswitchgeardeviceisthe8BK18typeswitchgearwhichis  authorizedbySiemenstoproduceandsell,whichisadvancedproductwithinternationalstandardthroughcontinuousimprovementanddesign,isabletofullymeetthedemandofsubstation,powerplant,andisagoodcompanionforasafepowerdistribution.KYN□(8BK18)-12(Z)metal-cladremovabletypeACswitchgeardevicemeetsthestandardsofIEC,GB,DL,DINVDEandpassthecomprehensivelytypetestofinternalhigh-voltagetestcenter.Itsupportsareasonabledesign,reliableperformance,contemporarywiththeadvancedinternationallevel,tobettermeettherequirementinhighreliabilityforuser,andhaverelatedproductcertificate. 2、APPLICATIONSCOPEKYN□ (8BK18)-12(Z)metal-cladremovabletypeACswitchgeardeviceiswidelyusedinthe variousfields,suchaspowerplants,high-voltage/middlesubstationandhighcapacitymiddlesubstation,substationsystem,industrialandminingenterprises,civilbuildinginfrastructuresetc. 3、STANDARDSKYN□(8BK18)-12(Z)metal-cladremovabletypeACswitchgeardevicemeetthefollowinginternationalandinternalstandards: IEC60694&GB11022GeneralTechnicalConditionforHVSwitchgearDeviceIEC60298&GB3906-913～35kVACMetalcladSwitchgearDeviceIEC60056&GB1984HVACBreakerDL/T403-2000OrderTechnicalConditionfor12~40.5kVHVVacuumBreakerDL/T593-1996OrderTechnicalConditionforHVSwitchgearDeviceSD318-1989 TechnicalConditionforHVSwitchgearLockingDeviceDL/T404-1997OrderTechnicalConditionforOutdoorACHVSwitchgearDeviceIEC298-19901kVabove&52kVorbelowACMetalcladSwitchgearDeviceandControlDeviceGB50171-1992ElectricalInstallationPanel,cabinetandsecondaryreturncircuitwiringandacceptanceinspectionspecification 4、MAINTECHNICALDATA:4.1CONDITIONFORNOMALUSELocationofInstallationOutdoor,canchoosewall-mountedinstallationornonwall-mountedinstallation(rearopendoorexamineandrepair)MinimumTemperature-15℃ (35℃ isallowedtodelivery)MaximumTemperature+45℃24HourAverageTemperatureDifference+35℃Abovesealevel≤1000mDailyAverageValueofRelatedHumidity≤95%MonthlyAverageValueofRelativeHumidity≤90%DayDifferenceinTemperature≤15KEarthquakeResistanceCapacityNotoverthan8degree,levelacceleration0.3g,safetyfactor1.67.Usesinewaveresonancetestmethod,sharpshake5times,5wave,spacing2SWirelessInterferenceLevelVoltageislessthan500μVwithinterferedbywireless1.1timesU/,Uistheratedvoltageoftheproduct.DirtinessClassClassII  4.2、ElectricalDataRatedVoltage(Max.Voltage)12kVRatedFrequency50HzRatedCurrent1250A，1600A，3150A，4000ASwitchingCurrentofRatedShortCircuit(effectivevalue)31.5kA，31.5kA，40kA，40kA(or50kA)RatedThermalStabilizedCurrent(effectivevalue,4s)31.5kA，31.5kA，40kA，40kA(or50kA)RatedThermalStabilizedCurrentandShort-circuitSwitching-onCurrent(peakvalue)80kA，80kA，100kA，100kA(or125kA)RatedInsulationVoltage1minPowerFrequencyWithstandVoltagePhasetoground,phasetophase42kV,onceseparatefracture48kVLightningImpulseWithstandVoltage(peakvalue)Phasetoground,phasetophase75kV,onceseparatefracture85kVSecondaryLoop1minpowerfrequencywithstandvoltage2kV;InsulationResistance(1000V)≥1MΩAirnetspacebetweendifferentphaseconductor,Airnetspacebetweenconductorandearthing.≥125mmExteriorInsulationCreepingDistanceofEachcomponentsincabinetandtheirsupportinsulationpartsPureporcelaininsulationparts≥18mm/kV(ExteriorInsulationCreepingDistance:≥216mm)Organicinsulationparts≥20mm/kV(ExteriorInsulationCreepingDistance:≥240mm)(Meettheelectricalstandard“DL/T404-1997 OrderTechnicalConditionforOutdoorACHVSwitchgearDevice”Type2DesignSpecification.DesignClassClass2StandardDegreeofProtectionTheprotectingdegreecanreachIP4X,whenthedoorofthecarriercompartmentisopened,theprotectingdegreewillbeIP2X.  4.3、OverallDimensionRatedDataH（mm）W（mm）D(mm)TopEntryBottomEntry1250A2300800166015002500A2300900166015003150A23001000166015004000A2300100016601500 5、Structure5.1Using2~3mm aluminiumandzinccoatedandimportedhotgalvanizedsteelplate withstrongcorrosion.Resistance,aswellasthedoublebendingprocess,enablethestrengthofthecasebodytobegreatlyimproved. 5.2Theswitchgearconsistoftwomajorportions:fixedcasebodyandwithdrawablecarries.Thepartitions,usedfortheenclosureandfunctionalunits,aremadefromhotgalvanizedoraluminiumcoatedsteelsheets,whichareprocessedwithnumericalcontrolledmachinetool,thenbebentandboltedtotakeshape,.Insidetheswitchgear,therearecircuitbreakercompartment,busbarcompartment,cable-compartmentandlowvoltagecompartment.Forthedistributionofdifferentfunctionalelementsandassemblyofprincipalelectricalcomponents. 5.3 Respectively,thereisarelievingdeviceoverthecircuitbreakercompartment,busbarcompartmentandcablecompartment.Whenthefailure,followedwithelectricarcoccursinacertaincompartments,causingtheriseofpressure,therelievingdevicewillbeactuatedandtherelievingplateopensautomatically,andthepressureandgasarerelieved,thusensuringthepersonalsafetyoftheoperators.Onthetopofthehighpressureroomoftheswitchgear,exhaustdeviceareprovided.Whenpressureinsidethecabinetisboostedbecauseofmalfunctionelectricarc,thepressureexhaustdeviceonthetopwillbeautomaticallyopened.Sincethedooroftheswit

technicalspecificatonOFBLOKSETLOW-VOLTAGESwitchgearcabinet 1、GENERALBLOKSETLVswitchgearcabinetisthelatestLVwholesetswitchgearequipmentpromotedbyResearchCenterofSchneiderElectricCompanyFrancewithhighquality&high-power.Makinguseoftechnicaladvantage&highqualityofelectriccomponentLVswitchequipmentproducedbySchneiderCompany,itsupportsareasonabledesign,reliableperformance,contemporarywiththeadvancedinternationallevel,tobettermeettherequirementinhighreliabilityforuser,andhaverelatedproductcertificate.OurcompanyhasbeendoingbusinesswithSchneidercompanyandintroduceintothewholetechnologyofthisbrandcabinetsstartedmanufacturingtheBLOKSETLVswitchgearfrom2003.2、ApplicationScopeBLOKSETLVswitchgearequipmentsuitforpowerplantsandsubstations,industrialandminingenterprises,civilconstructionandairportrailwaywatersupply,roadconstructionandotherinfrastructurefields,asadynamicdistributioncenter,motorcontrolcenter,capacitancecompensationandotherterminalpowerdistributioncontrol,conversionanddistributiondevices. 3、ComplianceStandard:BLOKSETswitchgeariscompliancewiththefollowinginternationalanddomesticstandard.IEC439-1/VDE0660/DIN41-488/EN60439-1/BS5486-1/UTE63-412/IEC364/DIN0100GB7251-1-97     《Low-voltageCompleteSetofSwitchDeviceandControlEquipment》GB/T4048-1-93     《GeneralSpecificationofLow-voltageCompleteSetofSwitchDeviceandControlEquipment》GB7947-87         《ColorSymbolforInsulativeConductor andBareConductor》JB/T9661-99        《Low-voltageSwitchWithdrawableCompleteSetofSwitchDevice》JB4012-85         《Low-voltageAirTypeIsolator,Switch,IsolationSwitchandFuseAssembledElectricEquipment》IEC112:1979       《TestingMethodofSolidInsulatedMaterialintheconditionofRelativeMarkingIndex》IEC68.3.3      《ShockResistanceTesting》           AS3439-1          《InternalArcWithstand》GB3983-1-89        《Low-voltageParallelConnectionCapacitor》AllareTTAProductwhichhaspassedcomprehensivelythetypetest（IEC439-1） 4、MainTechnicalData:（1）EnvironmentalConditions:q Altitudeabovesealevel：≤2000m（higherthan2000mshouldconsiderreducingthecapacity）q Environmentaltemperature：-15℃-+60℃q RelatedHumidity：10%-90%q SaturatedSteamPressure： lessthan2.2X10－3Mpaq Seismicresistancecapacity：     ≦8degree(Horizontaldirection0.5g，Verticaldirection0.3g)q Installation:Indoortype,thegradientbetweenverticalinstallation&verticalplanecannotexceed5degree.（2）ElectricData:q RatedInsulationVoltage：AC1000Vq RatedOperatingVoltage：AC690Vq TestingVoltage：AC3500Vq RatedLightningImpulseWithstandVoltage：12kVq ThermalStabilizedCurrent：100kARMS/1Sq DynamicStabilizedCurrent：        220KA（Peak）q MainBusbarsMax.OperatingCurrent：6300Aq MaximumOperatingCurrentofDistributionBusbars： 6300Aq RatedVoltageofAuxiliaryCircuit ：     AC220Vq TypeofDistributionSystem：         TN-SBusbars（IndividualWireNandWirePE）q TypeofSystemEarthing:        Directlyearthinginthecenterq RatedFrequency：             50Hzq ElectricInterval：             14mmq Creepage-Length：             16mmq IsolationInterval：             meettherelatedrequirementofJB4012-85q WithstandVoltageLevel：             2.5kV50Hz1minq TemperatureRise：               meettherelatedrequirementofIEC947-1、GB7251-1997（3）MechanicalData：q ProtectionDegree：  IP4Xq TypeofInteriorCompartment： Type1/2b/3b/4q TypeofInstallation：      Maybeinstalledawayfromwallorleaningagainstthewall.q Incoming&FeederMode：  TopEntryTopFeeder/TopEntryBottomFeeder/BottomEntryBottomFeeder/BottomEntryTopFeederq CabinetHeight：  2200mmq CabinetDepth：  400/600/1000mmq CabinetWidth：  700/900/1100/1200/1300mmq SurfaceTreatment：  HeatPolyesterEpoxideResinPowdercoating 5、MainCharacteristicBLOCKSETswitchgearisthesealedandindoorequipment,theenclosureandswitcharedesignedbySchneider,suchasMasterpactMTFrameCircuitBreaker,CompactNSmoulded-casecircuitbreaker,withlargecapacityspecifications,advancedtechnologyforswitchstructure,mature&reliableprocessingtechnique,compactstructure,easyinstallationandmaintain,etc. l Theswitchgear,consistofframe,coverplate，coveranddoor,canwithstandthemechanicalandthethermalloadfunctionwhichthesystemshort-circuitsproduces,canwithstandimpulseproducedbyswitchmotion¬affecttheoperationofotherelectricappliance,alsocanwithstandthestressfunctionofnormallifting,transportation&maintainitsperformancenottobeaffected.Theswitchgearandallcomponentandmaterialinsideshallbeflame-retardantornon-inflammable.Thedesignandmaterialusedcanpreventtheoccurrenceofbreakdownelectricarcinthegreatestdegree,oncetheelectricarcwentwrong,itcanextinguishinashorttime.TheROHSplasticmaterialusedintheswitchgearexcludesCFC&Halogenbeingflame-resistantandfromextinguishmentcharacteristic,canenhancetheprotectiongradeinsidetheswitchgearandreliable&continuousoperation.l Canbeeasilyextendedwithbothends(ifthejobsiteisallowed)l Themechanicalinterlockisequippedinthecabinet,ensurethatthedoorofcabinetcannotbeopenedwhenclosingtheswitch.l Completelyusethestandardparts,speciallydesignfordifferentprojectisnotexisted,ensuretheinterchangeabilityandstability.Thistypeofcabinetisstandardizationandhavehundredsofstandardschemewhichcanmeetth