【英文标准名称】:ANGLEMEASURINGINSTRUMENTS.AUTOCOLLIMATORS.
【原文标准名称】:测角仪.自动准直仪
【标准号】:NFE11-303-1985
【标准状态】:现行
【国别】:法国
【发布日期】:1985-01
【实施或试行日期】:1984-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:N13;J42
【国际标准分类号】:17_040_30
【页数】:6P;A4
【正文语种】:其他


【英文标准名称】:Informationtechnology.Genericcablingsystems.Officepremises
【原文标准名称】:信息技术.综合布线系统.写字楼
【标准号】:BSEN50173-2-2007+A1-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2007-08-31
【实施或试行日期】:2007-08-31
【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】:编织外壳;建筑物;布线;电路网络;通信电缆;通讯系统(建筑物);连接工程;连接工艺;铜电缆;数据处理;数据传输;定义(术语);接地;效率;电气装置;电磁的;电磁兼容性;电磁学;电磁兼容性(EMC);信息;信息交换;信息技术;装置;场所;作标记;办公楼;办公室设备;光波导;性能;计划;功率容量;特性;防护屏蔽;规范(验收);结构;对称的;系统管理;系统;电信;试验;拓扑学;传输
【英文主题词】:Braidshieldings;Buildings;Cabling;Circuitnetworks;Communicationcables;Communicationsystems(buildings);Connectionengineering;Connectiontechnology;Coppercable;Dataprocessing;Datatransmission;Definitions;Earthing;Efficiency;Electricalinstallations;Electromagnetic;Electromagneticcompatibility;Electromagnetism;EMC;Information;Informationinterchange;Informationtechnology;Installations;Locations;Marking;Officebuildings;Officeequipment;Opticalwaveguides;Performance;Planning;Power-handlingcapacity;Properties;Shields;Specification(approval);Structure;Symmetrical;Systemmanagement;Systems;Telecommunications;Testing;Topology;Transmission
【摘要】:ThisEuropeanStandardspecifiesgenericcablingthatsupportsawiderangeofcommunicationsservicesforusewithinofficepremises,orofficeareaswithinothertypesofpremises,thatcomprisesingleormultiplebuildingsonacampus.TherequirementsofthisstandardmaybeappliedtootherpremisesthatarenotexplicitlyspecifiedwithinotherpartsoftheEN50173seriesofstandards.Itcoversbalancedcablingandopticalfibrecabling.ThisEuropeanStandardisbaseduponandreferencestherequirementsofEN50173-1.ThisEuropeanStandardcontainsadditionalrequirementsthatareappropriatetoofficepremisesinwhichthemaximumdistanceoverwhichcommunicationsserviceshavetobedistributedis2000m.TheprinciplesofthisEuropeanStandardmayalsobeappliedtoinstallationsthatdonotfallwithinthisrange.InadditiontotherequirementsofEN50173-1,thisEuropeanStandardspecifies:a)anextendedstructureandconfigurationforgenericcablingwithinofficepremisesinsupportofawiderangeofservicesincludingvoice,data,text,imageandvideo;b)implementationoptions;Safety(electricalsafetyandprotection,opticalpower,fire,etc.)andelectromagneticcompatibility(EMC)requirementsareoutsidethescopeofthisEuropeanStandardandarecoveredbyotherstandardsandregulations.However,informationgiveninthisinternationalStandardmaybeofassistanceinmeetingthesestandardsandregulations.
【中国标准分类号】:M11
【国际标准分类号】:33_040_50
【页数】:34P.;A4
【正文语种】:英语