【英文标准名称】:StandardSpecificationforConcentric-Lay-StrandedSelf-DampingAluminumConductors,SteelReinforced(ACSR/SD)
【原文标准名称】:同芯绞捻自阻钢芯加强铝导线(ACSR/SD)的标准规范
【标准号】:ASTMB701/B701M-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:B01.07
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:aluminumelectricalconductors;concentric-laystrandedaluminumconductors;concentric-laystrandedaluminumconductors,steel-reinforced;concentric-laystrandedself-dampingaluminumconductors,steelreinforced;electricalconductors;electricalcondu
【摘要】:1.1Thisspecificationcoversconcentric-lay-strandedself-dampingaluminumconductor,steel-reinforced(ACSR/SD),anditscomponentwiresforuseasoverheadelectricalconductors(ExplanatoryNote1and2).1.2Thevaluesstatedininch-poundorSIunitsaretoberegardedseparatelyasstandard.Eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththespecification.ForconductorsizesdesignatedbyAWGorkcmil,therequirementsinSIunitshavebeennumericallyconvertedfromcorrespondingvaluesstatedorderivedininch-poundunits.ForconductorsizesdesignatedbySIunitsonly,therequirementsarestatedorderivedinSIunits.1.2.1Fordensity,resistivity,andtemperature,thevaluesstatedinSIunitsaretoberegardedasstandard.Note1ACSR/SDisdesignedtocontrolaeolianvibrationbyintegraldamping.Theconductorsconsistofacentralcoreofaroundsteelwireorwiressurroundedbytwolayersoftrapezoidalaluminum1350-H19wiresortwolayersoftrapezoidalaluminum1350-H19wiresandonelayerofroundaluminum1350-H19wires(Fig.1).Thetrapezoidal-wirelayersareseparatedfromeachotherandfromthesteelcorebytwosmallannulargapsthatprovidetheconductorsself-dampingcharacteristics.Theroundaluminumwiresareintightlayercontactbetweenthemselvesandtheunderlyingtrapezoidalwirelayer.Differentstrandingsofthesamesizeofconductorareidentifiedbytype,whichistheapproximateratioofsteelareatoaluminumarea,expressedinpercent(Table1andTable2).Note2ThealuminumandtemperdesignationsconformtoANSIStandardH35.1.Aluminum1350correspondstoUNSA91350inaccordancewithPracticeE527.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K11
【国际标准分类号】:29_240_20
【页数】:8P.;A4
【正文语种】:英语