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电力电缆powercable35kV及以下交联聚乙烯绝缘电力电缆XLPEInsulationPowerCableof35kvorLower0.6/1kV及以下聚氯乙烯绝缘及护套电力电缆PVCInsulation&SheathPowerCableof0.6/1kvorLower通信电源用电力软电缆PowerFlexibleCableforTelecommunicationPowersupplyApplication金属屏蔽电力电缆MetalshieldingPowerCable35kV及以下交联聚乙烯绝缘电力电缆35kVorLowerPowerCablewithXLPEInsulation本产品适用于固定敷设在交流50Hz,额定电压35kV及以下的电力输配电线路上作输送电能用。与聚氯乙烯绝缘电力电缆相比,交联电力电缆产品不仅具有优异的电气性能、机械性能、耐热老化性能、耐环境应力和耐化学腐蚀性能的能力,而且结构简单,重量轻,不受敷设落差限制,长期工作温度高(90℃)等特点。一、生产执行标准GB/T12706.1-2002~GB/T12706.3-2002《额定电压1kV(Um=1.2kV)到35kV(Um=40.5kV)挤包绝缘电力电缆》,也可按用户需要,采用国际电工委员会IEC60502-1997标准生产。二、使用特点1、电缆导体的允许长期最高工作温度为90℃。2、短路时(最长持续时间不超过5秒)电缆导体的最高温度不超过250℃。3、电缆敷设时的环境温度不得低于0℃。4、电缆的最小弯曲半径:三芯电缆不小于电缆外径的15倍;单芯电缆不小于电缆外径的20倍。5、电缆的工频额定电压U0/U为0.6/1kV~26/35kV。U0:电缆设计用的导体对地或金属屏蔽之间的额定工频电压,称相电压;U:电缆设计用的导体间的额定工频电压,称线电压;Um:设备可承受的“最高系统电压”的最大值。ThecableisusedtotransmitpoweronthepowertransmissionanddistributionlineofA.C.50Hz,ratedvolt-age35KVorlower.BycomparisonwithpowercablewithPVCinsulation,ithasnotonlyexcellentelectricperfor-mance,mechanicalperformance,heat&agingresistantperformance,weatherresistantperformance,chemicalcorrosionresistantperformance,butalsosimplestructure,lightweight,norestrictionbylayingdrop,andhightem-peratureallowanceforlongtermworking(90℃)aswell.Assection“extrudedinsulationpowercablewithratedvoltagefrom1kV(Um=1.2kV)to35kV(Um=40.5kV)”stipulatedinGB/T12706.1-2002~GB/T12706.3-2002orIEC60502-1997accordingtothere-quirementofthecustomer.1、Long-termworkingtemperaturebycableconductoris90℃.2、Max.temperatureofcableconductorshallbenomorethan250℃duringshortcircuit(thelongestlastingtimeshallbenomorethan5seconds).3、Environmenttemperatureforinstallationisnolessthan0℃.4、Minbendingradiumofcable:Itisnolessthan15timesthatofcableouterdiameterforcablewiththreecores.Itisnolessthan20timesthatofcableouterdiameterforcablewithsinglecore.5、A.C.ratedvoltageU0/Uofcableis0.6/1kV~26/35kV.U0:ratedA.C.voltageofconductortoearthORbetweenmetallicshieldingforcabledesigning,whichiscalledphrasevoltage.U:ratedA.C.voltagebetweenconductorsforcabledesigning,whichiscalledwirevoltage.Um:Maxendurablevalueof“Maxsystemvoltage”forcable三、电缆型号名称及适用场合型号Type名称Description适用场合Applicationoccasion铜Cu铝AlYJVYJLV交联聚乙烯绝缘聚氯乙烯护套电力电缆PowercablewithXLPEinsulation,PVCsheath敷设在室内、隧道、电缆沟及管道中,也可埋在松散的土壤中,电缆不能承受机械外力作用。单芯电缆不允许敷设在磁性管道中。Tobelaidindoors,inthetunnel,cablefurrow,pipeorundersoftsoil.Thecablecannotbearmechanicalforcefromoutside.Singlecorecableisn’tpermittedtobelaidinthemagneticpipe.YJYYJLY交联聚乙烯绝缘聚乙烯护套电力电缆PowercablewithXLPEinsulation,PEsheathYJV22YJLV22交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆.PowercablewithXLPEinsulation,steeltapearmor,PVCsheath直埋敷设在地下(埋设深度:距地面≥0.7m),电缆能承受一定机械外力作用,但不能承受大的拉力。Tobelaidunderground(depthofburying:atleast0.7maboveearth),thecablecanbearcertainmechanicalforce,butitcannotbeargreatpullingforce.YJV23YJLV23交联聚乙烯绝缘钢带铠装聚乙烯护套电力电缆.PowercablewithXLPEinsulationsteeltapearmoredPEsheathType,DescriptionandApplicationOccasionExecutivestandardWorkingConditionANHUITIANKANG(GROUP)SHARESCO.,LTD.1四、电缆结构示意图1kv3+2芯电缆(≥70mm2)1kv3+2corecable(≥70mm2)1-导体2-绝缘3-绕包层4-内衬层5-铠装层6-外护套1.conductor2.insulation3.wrappinglayer4.innerlayer5.armoredlayer6.outersheath五、生产范围型号Type芯数CoreNo.额定电压(kV)Ratedvoltage铜Cu铝Al0.6/11.8/33.6/66/66/108.7/108.7/1512/2018/2018/3021/3526/35YJVYJYYJLVYJLY11.5~50010~40025~50025~50025~50035~50050~50050~50050~50031.5~30010~30025~30025~30025~30035~30050~30050~30050~30021.5~24010~150///////3+14~30010~300///////3+24+150~240////////51.5~150////////YJV22YJV23YJLV22YJLV23110~50010~40025~50025~50025~50035~50050~50050~50050~50032.5~30010~24025~30025~30025~30035~30050~30050~30050~30024~15010~150///////3+14~30010~240///////3+24+150~240////////52.5~150////////1kv2芯铠装电缆(≥35mm2)1kv2coresarmoredcable(≥35mm2)1234561kv3芯铠装电缆(≥50mm2)1kv3coresarmoredcable(≥50mm2)1kv4芯铠装电缆(≥50mm2)1kv4coresarmoredcable(≥50mm2)1kv5芯铠装电缆(≥70mm2)1kv5coresarmoredcable(≥70mm2)1234561236备注:1、可根据用户需要,提供钢丝铠装型交联力缆,如:YJV32、YJLV32、YJV33、YJLV33。2、需要阻燃型电缆,应在原型号前加“ZR-”表示。Note:1:Wealsoproducesteelwirearmoredcross-linkedpowercablesuchasYJV32、YJLV32、YJV33、YJLV33accordingtotherequirementofthecustomer.2:Prefix“ZR”(flameretardanttype)shallbeaddedtotheoriginaltypewhenflameretardanttypecableisneeded.TheFigureofCableStructureProductionScope12345612345612345678910123457101-导体2-内屏蔽3-绝缘4-外屏蔽5-金属屏蔽6-填充7-绕包层8-内衬层9-铠装层10-外护套1.conductor2.innershielding3.insulation4.outershielding5.metallicshielding6.filling7.wrappedlayer8.innerlayer9.armoredlayer10.outersheath3.6/6kV及以上3芯铠装电缆3.6/6kVorabovearmoredcablewiththreecores3.6/6kV及以上单芯电缆3.6/6kVorabovecablewithsinglecore2六、电缆外径尺寸芯数*导体标称截面mm2coreno.*nominalcrosssectionareaofconductor绝缘厚度mminsulatedthickness护套厚度mmsheaththickness电缆近似外径mmapproximatedouterdiameterofcable电缆近似重量kg/kmapproximatedweightofcableYJVYJLV1*1.50.71.45.6/1*2.50.71.46.068/1*40.71.46.587/1*60.71.47.0110/1*100.71.48.2115951*160.71.49.32201201*250.91.411.03451901*350.91.412.04242071*501.01.413.85542451*701.11.416.27703361*951.11.517.210404551*1201.21.519.112905501*1501.41.621.215756421*1851.61.723.119297981*2401.71.826.0250010161*3001.81.928.4305612301*4002.02.033.1362214461*
本文标题:电缆样本
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