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BS EN 50411-2-9-2010 光纤通信系统用纤维形成体和闭路.产品规范.S&A类鼓风纤维微管道电缆用非密封闭路

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【英文标准名称】:Fibreorganisersandclosurestobeusedinopticalfibrecommunicationssystems-Productspecifications-Non-sealedclosuresforairblownfibremicroductcable,forcategoryS&A
【原文标准名称】:光纤通信系统用纤维形成体和闭路.产品规范.S&A类鼓风纤维微管道电缆用非密封闭路
【标准号】:BSEN50411-2-9-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-03-31
【实施或试行日期】:2010-03-31
【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】:电缆;类别;分类;闭塞物;通信系统;连接器;数据通信;定义;设计;尺寸;电气工程;外壳;光纤;玻璃纤维;指导手册;装置;寿命;材料;微管道;单模纤维;光波导;光电子学;工作性能;性能要求;管道连接件;管连接件;产品标准;形状;管套;规范(验收);衔接录音带;叠接配件;试验;密封性;类型
【英文主题词】:Cables;Categories;Classification;Closures;Communicationsystems;Connectors;Datacommunication;Definitions;Design;Dimensions;Electricalengineering;Enclosures;Fibreoptics;Glassfibres;Guidebooks;Installations;Life(durability);Materials;Microducts;Monomodefibres;Opticalwaveguides;Optoelectronics;Performanceinservice;Performancerequirements;Pipeconnectors;Pipecouplings;Productstandards;Shape;Sleeves;Specification(approval);Splicecassettes;Splicedfittings;Testing;Tightness;Types
【摘要】:Thisspecificationcontainstheinitial,startoflifedimensional,mechanicalandenvironmentalperformancerequirementswhichafullyinstalledblownfibreprotected,non-sealedclosureforductandmicroductcable,mustmeetinorderforittobecategorisedasanENstandardproduct.Theseproductsaresuitableforinstallationofandusewithmicroductfibreunits,microductopticalfibrecables,microductandprotectedmicroductasdefinedwithinEN60794-5.Whenthenon-sealedclosuresareinstalledinsubterraneanenvironmentsitismandatorytousesealedABFconnectorsmeetingEN50411-2-8inordertoguaranteetheexpectednetworkperformanceandreliability.
【中国标准分类号】:M33
【国际标准分类号】:33_180_20
【页数】:44P;A4
【正文语种】:英语


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【英文标准名称】:Dustexplosionventingprotectivesystems;EnglishversionofDINEN14491:2007-08
【原文标准名称】:灰尘防爆通风保护系统
【标准号】:DINEN14491-2007
【标准状态】:作废
【国别】:德国
【发布日期】:2007-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:空气污染;空气污染控制;空气净化;器具;放出管;容器;定义;设计;灰尘;灰尘爆炸;废气;防爆;火灾;作标记;数学计算;参数;压力释放;压力波;保护设备;排气;安全工程;规范(验收);测试;用户信息;通风道
【英文主题词】:Airpollution;Airpollutioncontrol;Airpurification;Apparatus;Blow-offpipes;Containers;Definition;Definitions;Design;Dust;Dustexplosions;Exhaustgases;Explosionprotection;Fire;Marking;Mathematicalcalculations;Parameters;Pressurereleases;Pressurewave;Protectiondevices;Relieving;Safetyengineering;Specification(approval);Tanks;Testing;Userinformation;Ventiduct;Wasteair
【摘要】:ThisEuropeanStandardspecifiesthebasicrequirementsofdesignfortheselectionofadustexplosionventingprotectivesystem.ThestandardisoneofaseriesincludingprEN14797ExplosionventingdevicesandprEN14460Explosionresistantequipment.Thethreestandardstogetherrepresenttheconceptofdustexplosionventing.ToavoidtransferofexplosionstoothercommunicatingequipmentoneshouldalsoconsiderapplyingprEN15089ExplosionIsolationSystems.ThisEuropeanStandardcovers:-ventsizingtoprotectanenclosureagainsttheinternalpressureeffectsofadustexplosion;-flameandpressureeffectsoutsidetheenclosure;-recoilforces;-influenceofventducts.ThisEuropeanStandardisnotintendedtoprovidedesignandapplicationrulesagainsteffectsgeneratedbydetonationreactionsorrunawayexothermicreactions.ThisEuropeanStandarddoesnotcoverfirerisksarisingfromeithermaterialsprocessed,usedorreleasedbytheequipmentormaterialsthatmakeupequipmentandbuildings.ThisEuropeanStandarddoesnotcoverthedesign,construction,testingandcertificationofexplosionventingdevicesthatareusedtoachieveexplosionventing1).
【中国标准分类号】:C67
【国际标准分类号】:13_230
【页数】:31P.;A4
【正文语种】:英语


Product Code:SAE AS14238
Title:Bushing, Sleeve Flanged, Press Fit, Ream Type
Issuing Committee:Acbg Plain Bearing Committee
Scope:No scope available.