【英文标准名称】:Multicoreandsymmetricalpair/quadcablesfordigitalcommunications-Part4:Risercables;Sectionalspecification
【原文标准名称】:数字通信用对绞或星绞多芯对称电缆.第4部分:引上电缆.分规范
【标准号】:IEC61156-4-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-04
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC46C
【标准类型】:()
【标准水平】:()
【中文主题词】:通信电缆;布线;分规范;多芯电缆;电气工程;成对电线;电缆;规范;对称的;直上干管;定义
【英文主题词】:Cables;Communicationcables;Definitions;Electricalengineering;Multicorecables;Pairsofwires;Risingmains;Sectionalspecification;Specification;Symmetrical;Wiring
【摘要】:ThissectionalspecificationrelatestoIEC61156-1.ThecablesarespecificallyintendedforhorizontalfloorwiringasdefinedinISO/IEC11801.Itcoversindividuallyunscreened20pairs/10quadsormoreforverticalshaftsorverticallybetweenfloors.Wheninstalledverticallyextralengthrequirementsmaybeapplicableandaredefinedintheappropriatespecifications.Thecablesmaybeprovidedwithacommonscreenoverthecablecore.Thesecablesaresuitableforthevariouscommunicationsystemsforwhichthereferenceisgivenintheappropriatedetailspecification.Thecablescoveredbythissectionalspecificationareintendedtooperatewithvoltagesandcurrentsnormallyadoptedforcommunicationsystems.Thesecablesshouldnotbeconnectedtolowimpedancesources,forexample,thepublicmainselectricitysupply.Therecommendedtemperaturerangeduringinstallationandoperationmaybeindicatedinthedetailspecification.
【中国标准分类号】:K13
【国际标准分类号】:33_120_20
【页数】:42P;A4
【正文语种】:英语