【英文标准名称】:Dimensionsofmechanicalstructuresofthe482.6mm(19in)series-Specificationforsubracksandassociatedplug-inunits
【原文标准名称】:482.6mm(19in)系列机械结构尺寸.第3部分:小框架与其插件规范
【标准号】:BS5954-3-1985
【标准状态】:作废
【国别】:英国
【发布日期】:1985-12-31
【实施或试行日期】:1985-12-31
【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】:印制电路板;互换性;电连接器;电子设备及元件;尺寸;支架
【英文主题词】:Assemblies;Bodies;Components;Definition;Definitions;Dimensions;Electricplugs;Electricalcomponents;Electricalengineering;Electronicengineering;Electronicequipment;Electronicequipmentandcomponents;Erecting(constructionoperation);Interchangeability;Modular;Modules;Plug-inunits;Printed-circuitboards;Representations;Series;Structuralsystems;Subracks;Suitableforplug-inconnection;19inchseries;482,6mmseries
【摘要】:ThisstandardcoversthebasicdimensionsofamodularrangeofsubracksformountinginequipmentaccordingtoIECPublication297,togetherwiththebasicdimensionsofacompatiblerangeofplug-inunitsandprintedboards.Thisstandardcoversalsotheconnector-dependentdimensionstobeusedwhentwo-partconnectortypesaccordingtoIECPublication603-2aremountedonsubracksandplug-inunits.Itspecifiesalsothestandardpositionsoffreeconnectorssuchthatplug-inunitsaremechanicallyinterchangeableinsubrackswithcorrespondingfixedconnectorpositions.Subsequentappendiceswillgivethedimensionsofassociatedplug-inunitsusingsuitableconnectorsstandardizedortobestandardizedbytheIEC,togetherwithapplicabledetaildimensionsofthesubracks.ThisstandardshouldbeusedinconjunctionwiththefollowingIECpublications:PublicationsNos.249-2(1970):BaseMaterialsforPrintedCircuits,Part2:Specifications.297(1975):DimensionsofPanelsandRacks.603-1(1981):ConnectorsforFrequenciesbelow3MHzforUsewithPrintedBoards,Part1:GeneralRulesandGuideforthePreparationofDetailSpecifications.603-2(1980):Part2:Two-partConnectorsforPrintedBoards,forBasicGridof2.54mm(0.1in),withCommonMountingFeatures.note:*Whenrevised,IECPublication297(Secondedition,1975)willbecomeIECPublication297-1:DimensionsofMechanicalStructuresofthe482.6mm(19in)Series,Part1:PanelsandRacks.
【中国标准分类号】:L94
【国际标准分类号】:31_240
【页数】:20P.;A4
【正文语种】:英语