EN 61663-2-2001 雷电防护.通信线路.第2部分:使用金属导体的线路(IEC61633-2:2001);德文版本EN61663-2:2001
作者:标准资料网 时间:2024-05-10 18:10:03 浏览:8843
来源:标准资料网
【英文标准名称】:Lightningprotection-Telecommunicationlines-Part2:Linesusingmetallicconductors(IEC61633-2:2001);GermanversionEN61663-2:2001
【原文标准名称】:雷电防护.通信线路.第2部分:使用金属导体的线路(IEC61633-2:2001);德文版本EN61663-2:2001
【标准号】:EN61663-2-2001
【标准状态】:现行
【国别】:
【发布日期】:2002-07
【实施或试行日期】:2002-07-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:玻璃纤维电缆;电缆;远程通信;通信电缆;光波导;保护措施;定义;电气工程;保护(装置);通信设备;过电压;危险分析;抗扰性;雷击;纤维光学;导电体;纤维光缆;大气的;电缆连接;光通信系统;金属的;避雷装置;过电流;通信传输线路;传输线路;放电;电话线路
【英文主题词】:Atmospheric;Cableconnections;Cables;Communicationcables;Communicationtransmissionlines;Communications;Definition;Definitions;Discharge;Electricconductors;Electricalengineering;Fibreopticalcables;Fibreoptics;Glassfibrecables;Immunity;Lightningprotection;Lightningstroke;Metallic;Opticalcommunicationsystems;Opticalwaveguides;Overcurrent;Overvoltage;Protection;Protectivemeasures;Riskanalysis;Telecommunication;Telecommunications;Telephonelines;Transmissionlines
【摘要】:
【中国标准分类号】:M04
【国际标准分类号】:33_040_50
【页数】:58P.;A4
【正文语种】:英语
【英文标准名称】:Aircraftinnertubeandtubelesstyrevalves-Coresandcaps-Testmethods
【原文标准名称】:有内胎和无内胎的航空器轮胎气门咀、孔及帽试验方法
【标准号】:ISO9475-1994
【标准状态】:现行
【国别】:国际
【发布日期】:1994-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC31
【标准类型】:()
【标准水平】:()
【中文主题词】:气门芯;管式轮胎;轮胎;轮胎气门;飞行器;飞行器;飞行器轮胎;阀门帽;无管轮胎;试验;阀门
【英文主题词】:Aircraft;Aircrafttyres;Aircrafts;Testing;Tubedtyres;Tubelesstyres;Tyrevalves;Tyres;Valvecaps;Valvecores;Valves
【摘要】:Specifiesthetestmethodsusedforvalvecoresandcapsforaircrafttyres,withorwithoutinnertubes,andminimumairtightnessstandards.Constitutesadetailedmethodallowingproductstobeevaluatedonthesamebasis,andresultstobecompared.
【中国标准分类号】:T30
【国际标准分类号】:83_160_20
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforThermographicInspectionofInsulationInstallationsinEnvelopeCavitiesofFrameBuildings
【原文标准名称】:框架建筑物外壳内腔的绝热设施的温度记录检验
【标准号】:ASTMC1060-1990(2003)
【标准状态】:现行
【国别】:
【发布日期】:1990
【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】:C16.30
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:木材;插盒;试验;建筑物;热绝缘;工艺;施工;框架
【英文主题词】:buildingenvelope;infrared;in-situ;thermalinsulation;wallsystems;workmanship
【摘要】:Althoughinfraredimagingsystemshavethepotentialtodeterminemanyfactorsconcerningthethermalperformanceofawall,roof,floor,orceiling,theemphasisinthispracticeisondeterminingwhetherinsulationismissingorwhetheraninsulationinstallationismalfunctioning.Anomalousthermalimagesfromotherapparentcausesmayalsoberecordedassupplementalinformation,eventhoughtheirinterpretationmayrequireproceduresandtechniquesnotpresentedinthispractice.1.1Thispracticeisaguidetotheproperuseofinfraredimagingsystemsforconductingqualitativethermalinspectionsofbuildingwalls,ceilings,roofs,andfloors,framedinwoodormetal,thatmaycontaininsulationinthespacesbetweenframingmembers.Thisprocedureallowsthedetectionofcavitieswhereinsulationmaybeinadequateormissingandallowsidentificationofareaswithapparentlyadequateinsulation.1.2Thispracticeoffersreliablemeansfordetectingsuspectedmissinginsulation.Italsooffersthepossibilityofdetectingpartial-thicknessinsulation,improperlyinstalledinsulation,orinsulationdamagedinservice.Proofofmissinginsulationoramalfunctioningenveloperequiresindependentvalidation.Validationtechniques,suchasvisualinspectionorin-situR-valuemeasurement,arebeyondthescopeofthispractice.1.3Thispracticeislimitedtoframeconstructioneventhoughthermographycanbeusedonallbuildingtypes.1.4Instrumentationandcalibrationrequiredunderavarietyofenvironmentalconditionsaredescribed.Instrumentationrequirementsandmeasurementproceduresareconsideredforinspectionsfrombothinsideandoutsidethestructure.Eachvantagepointoffersvisualaccesstoareashiddenfromtheotherside.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Theinch-poundunitsgiveninparenthesesareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Inparticular,cautionshouldbetakeninthehandlingofanycryogenicliquidsorpressurizedgasesrequiredforuseinthispractice.SpecificprecautionarystatementsaregiveninNote1andNote3.
【中国标准分类号】:P32
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:
