供应架空绝缘电缆

1kv及以下架空绝缘电缆产品简介introduction该产品是在紧压的铜、铝导体挤制内屏蔽层和耐候交联聚乙稀或耐候型黑色高密度聚乙稀绝缘层和外屏蔽层而制得（1kv架空绝缘电缆没有内外屏蔽层），结构简单、安全可靠，同时又具有优良的机械物理性能和电气性能，耐电痕、耐沿面放电、耐大气性能优良，与祼电线相比，敷设间隙小，节约线路走廊，线路电压降减小，尤其是减少供电事故发生，确保人生安全。theproductsaremanufacturedbyextrudingaconductorscreenlayer,aninsulatedlayerofrough-weather-adaptivexlpeorrough-weather-adaptiveblackhd-peorpvc,andaninsulationscreenlayeroverthecompactedcopper/aluminiumconductor(noconductorscreenlayerandinsulationscreenlayerforcablesofratedvoltage1kv),withtheadvantageofsimpleconstruction,andexcellentmechanical,physicalandelectricalpropertyaswellasfineperformanceofanti-creeping-discharge,rough-weather-adaptiveandcreepage-proof.comparedwithbareconductor,theproductcanbelaidmorecloselytosavethelinegallery,andhavelessvoltage-drop.aboveall,theproductsinstalledreducepoweraccidentstoinsurelivessafety.产品标准standard本产品按gb12527-90、gb14049-93进行生产。theproductsshallcomplywiththestandardsgb12527-90andgb14049-93.适用范围applications本产品适用于高层建筑群、旅游开发区及树木多丛地区的1kv、10kv、35kv架空输配电线路。theproductsfitfortransmittinglineanddistributinglineofratedvoltage1kv,10kvand35kvintallbuildings,travelingdevelopmentareaandwoodedtract.使用特性operatingcharacteristics1、电缆额定电压u0/u分为三种：a.0.6/1kvb.10kvc..35kv。theratedvoltageofcablehasthreeclasses:2、电缆导体的长期允许工作温度：continuouspermissibleoperatingtemperature:聚氯乙烯绝缘为70℃；pvcinsulation:70℃聚乙烯绝缘为70℃；peinsulation:70℃高密度聚乙烯为75℃；hdpeinsulation:75℃；交联聚乙烯绝缘为90℃；xlpeinsulation:90℃；3、短路时（最长持续时间不超过5秒），电缆的最高温度：max.temperatureofcableundershort-circuit（5sec.max.duration）聚氯乙烯绝缘为160℃；pvcinsulation:160℃；聚乙烯绝缘为130℃；peinsulation:130℃高密度聚乙烯为150℃；hdpeinsulation:150℃；交联聚乙烯绝缘为250℃；xlpeinsulation:250℃；4、电缆的敷设温度应不低于-20℃。layingtemperatureofcablenotlessthan-20℃5、电缆使用的环境温度为-40~+-40℃，相关湿度雨季不小于90%。operatingambienttemperatureofcables:-40~40℃,relativehumidityinrainyseasonnotlessthan90%6、电缆的允许弯曲半径：permissiblebendingradiusofcable:额定电压0.6/1kv及以下电缆；cableforratedvoltageuptoandincluding0.6/1kv:电缆外径d＜25mm者，弯曲半径不小于4d；bendingradiusnotlessthan4dforcablediameter＜25mm电缆外径d&ge；25mm者，弯曲半径不小于6d；bendingradiusnotlessthan6dforcablediameter&ge；25mm额定电压10kv、35kv电缆；cableforratedvoltage10kvand35kv；单芯电缆：20（d+d）±；5%；single-corecable:20（d+d）±；5%；多芯电缆：15（d+d）±；5%；multi-corecable:15（d+d）±；5%；式中：d-电缆的实际外径，mm；note:d-overalldiameterofcabled-电缆导体的实际外径，mmd-overalldiameterofconductor10kv架空绝缘电缆35kv架空绝缘电缆点击进入&ldquo；相关参数&rdquo；standard本产品按gb12706《额定电压35kv及以下铜芯、铝芯塑料绝缘电力电缆》标准生产，同时还可根据用户需要按国际电工委员会推荐标准iec、英国标准、德国标准及美国标准生产。theproductismanufacturedaccordingtothestandardofgb12706oriec,bs,dinandiceauponrequest适合范围applications本产品适用于额定电压35kv及以下配电网或工业装置中固定敷设之用。theproductissuitableforuseinpowerdistributionnetworksorfixedinstallationsforindustrialequipmentswithratedvoltageuptoandincluding35kv.使用特性operatingcharacteristics1、●额定电压3.6/6kv~26/35kv交联聚乙烯绝缘电力电缆xlpeinsulatedelectricalcableforratedpowerfrequencyvoltageuo/u:3.6/6kv~26/35kv.●电缆导体的允许长期最高工作温度为90℃。max.permissiblecontinuousoperatingtemperatureofconductor:90℃●短路时（最长持续时间不超过5s）电缆导体的最高温度不超过250℃。max.short-circuittemperatureofconductorshallnotexceed250℃.(5smax.duration)●敷设电缆时环境温度应不低于0℃。thebendingradiusofsingle-corecableshallnotlessthan20timesofthecablediameterthebendingradiusofthree-corescableshallnotlessthan15timesofthecablediameter2、●额定电压0.6/1kv交联聚乙烯绝缘电力电缆xlpeinsulatedelectricalcableforratedpowerfrequencyvoltageuo/u:0.6/1kv●电缆导体的允许长期最高工作温度为90℃。max.permissiblecontinuousoperatingtemperatureofconductor:90℃●短路时（最长持续时间不超过5s）电缆导体的最高温度不超过250℃max.short-circuittemperatureoftheconductorshallnotexceed250℃●敷设电缆时环境温度应不低于0℃theambienttemperatureunderinstallationshallnotbelow0℃●电缆弯曲半径不小于电缆外径15倍thebendingradiusofacableshallnotlessthan15timesofthecablediameter.3、●额定电压0.6/1kv聚氯乙烯绝缘电力电缆。pvcinsulatedelectricalcableforratedpowerfrequencyvoltageuo/u:0.6/1kv●电缆导体的允许长期最高工作温度为70℃max.permissiblecontinuousoperatingtemperatureofconductor:70℃●短路时（最长持续时间不超过5s）电缆导体最高温度不超过：160℃max.short-circuittemperatureoftheconductorshallnotexceed:160℃●敷设电缆时环境温度应不低于0℃theambienttemperatureunderinstallationshallnotbelow0℃●电缆弯曲半径不小于电缆外径10倍thebendingradiusofacableshallnotbelessthan10timesofthecablediameter.电缆额定电压的选择voltagedesignation●电缆的额定电压应适合于电缆使用系统的运行状况，用uo/u（um）kv表示。uo&mdash；电缆设计用的导体与屏蔽或金属套之间的额定工频电压；u&mdash；电缆设计用的导体之间的额定工频电压；um&mdash；设备可承受的&ldquo；最高系统电压&rdquo；的最大值。theratedvoltageofthecableforagivenapplicationshallbesuitablefortheoperatingconditionsinthesysteminwhichthecableisused,andisexpressedintheformuo/u（um）kv.where:uo&mdash；theratedpower-frequencyvoltagebetweenconductorandscreenormetallic-sheath,forwhichthecabledesigned；u&mdash；theratedpower&ndash；frequencyvoltagebetweenconductors,forwhichthecabledesigned；um&mdash；themaximumvalueofthe&ldquo；highestsystemvoltage&ldquo；forwhichtheequipmentmaybeoperated注：第一类&mdash；&mdash；用于单相接地故障时间每一次一般不大于1min,亦可用于最长不超过8h,第年累计不超过125h的系统。第二类一一用于接地故障时间更长的系统及对电缆绝缘性能要求较高的场合。thefirstclasscable-suitableforonesingle-phaseearth-faulttimedoesnotexceed1mineachtimeandmax.timenotexceed8hours,andnotexceed125hoursinallinoneyear.thesecondclasscablesuitableformoretheearth-faulttimeandmorebetterinsulationperformance