【英文标准名称】:Concentriclaystrandedoverheadelectricalconductorscontainingoneormoregap(s)
【原文标准名称】:容纳1个或更多间隔的同心式绞合架空电导线
【标准号】:BSEN62420-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-09-30
【实施或试行日期】:2008-09-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:铝线;同心;定义;导电体;电气工程;架空电力导线;架空线;索线;圆导线;空格;规范
【英文主题词】:Aluminiumwires;Concentric;Definition;Definitions;Electricconductors;Electricalengineering;Overheadlineconductors;Overheadpowerlines;Ropewire;Roundwires;Space;Specifications
【摘要】:ThisInternationalStandardspecifiestheelectricalandmechanicalcharacteristicsofconcentriclaystrandedoverheadelectricalconductors,containingoneormoreselfsupportingaluminiumoraluminiumalloylayer(s)asdepictedinFigure1,madeofcombinationsofanyofthefollowingmetalwires:a)hard-drawnaluminiumasperIEC60889,designatedA1;b)aluminiumalloytypeAorBasperIEC60104,designatedA2orA3;c)thermalresistantaluminiumalloytypeasperIEC62004,designatedAT1,AT2,AT3orAT4;d)regularstrengthsteelasperIEC60888,designatedS1AorS1B;e)highstrengthsteelasperIEC60888,designatedS2AorS2B;f)extra-highstrengthsteelasperIEC60888,designatedS3A;g)aluminium-cladsteelasperIEC61232,designated20SA,27SA,30SAor40SA.NOTEThisstandardcoverstheconstructionofself-dampingconductors,aswellasgap-typeconductors.Althoughbothtypesofconductorsshareacommondesignfeatureandthepresenceofoneormoregapsbetweenlayers,theyareintendedfordifferentpurposes.Self-dampingconductors(SDC)mayhavemorethanonegaptoprovideincreasedself-damping,whereasgap-typeconductorsaresodesignedastoallowthealuminiumlayerstoslidefreelyoverthecoreduringinstallation,andthereforeusuallydonotrequiremorethanonegap.
【中国标准分类号】:K11
【国际标准分类号】:29_240_20;29_060_10
【页数】:30P.;A4
【正文语种】:英语