NF C20-040-5-2004 低压系统内设备的绝缘配合.第5部分:等于或低于2mm的余隙距离和漏电距离的综合测定法
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【英文标准名称】:Insulationcoordinationforequipmentwithinlow-voltagesystems-Part5:acomprehensivemethodfordeterminingclearancesandcreepagedistancesequaltoorlessthan2mm.
【原文标准名称】:低压系统内设备的绝缘配合.第5部分:等于或低于2mm的余隙距离和漏电距离的综合测定法
【标准号】:NFC20-040-5-2004
【标准状态】:现行
【国别】:法国
【发布日期】:2004-01-01
【实施或试行日期】:2004-01-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:漏电距离;研究方法;电气器具;低电压;印制电路;绝缘;电气工程;低压绝缘子;低压设备;定义;电子设备及元件;绝缘配合;余隙距离
【英文主题词】:Clearancedistances;Clearances;Creepagedistances;Definition;Definitions;Dimensioning;Electricappliances;Electricalengineering;Electricalequipment;Electricalinsulatingmaterials;Electrically-operateddevices;Electronicequipmentandcomponents;Equipment;Humidity;Insulatingmaterials;Insulationcoordination;Insulations;Integratedcircuits;Leakagepaths;Lowvoltage;Low-voltageequipment;Low-voltageinstallations;Low-voltageinsulator;Measurement;Printedcircuits;Ratings;Researchmethods;Specification(approval);Surveys;Testing;Voltage
【摘要】:
【中国标准分类号】:K31
【国际标准分类号】:29_080_30
【页数】:41P.;A4
【正文语种】:其他
【英文标准名称】:Multicoreandsymmetricalpair/quadcablesforbroadbanddigitalcommunications(Highbitratedigitalaccesstelecommunicationnetworks)-Outsideplantcables-Part5:Filleddropcables-Sectionalspecification
【原文标准名称】:宽带数字通信用对绞/星绞多芯对称电缆(高位率数字存取通信网络).外部设备电缆.第5部分:填充引入电缆.分规范
【标准号】:IEC62255-5-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-01
【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】:电缆;容量;电路网络;通信电缆;通信网;铜导线;设计;数字的;数字工程;吊线;电气工程;电性能;电性质和电现象;绝缘电缆;局域网;材料;机械性能;多线电缆;多线的;室外电缆;性能要求;特性;分规范;规范(验收);通信链路;电信网;电信;试验;传输特性;宽频带传输;宽频带通信
【英文主题词】:Broadband;Cables;Capacity;Circuitnetworks;Communicationcables;Communicationnetworks;Copperconductors;Design;Digital;Digitalengineering;Dropcords;Electricalengineering;Electricalproperties;Electricalpropertiesandphenomena;Insulatedcables;Localareanetworks;Materials;Mechanicalproperties;Multi-corecables;Multi-wire;Outsidecables;Performancerequirements;Properties;Sectionalspecification;Specification(approval);Telecommunicationlinks;Telecommunicationnetworks;Telecommunications;Testing;Transmissioncharacteristics;Widebandtransmission;Widebandcommunication
【摘要】:ThissectionalspecificationrelatestoIEC62255-1.Thisstandardisapplicabletofilleddropcableshavingametallicscreenoverthecablecore,athermoplasticjacket,copperconductors,andsolidorcellularinsulation.Thesecablesaretypicallyavailablein2to6pair.Thesecablesareintendedprimarilyfordirectburialintheground.Thecablescoveredbythisspecificationaredifferentiatedbybandwidthandareclassifiedbyhavingamaximumreferencefrequencyof30MHz,60MHz,or100MHz.
【中国标准分类号】:K13
【国际标准分类号】:33_120_10
【页数】:40P;A4
【正文语种】:英语
【英文标准名称】:Specificationforelectroplatedcoatingsonthreadedcomponents-Nickelornickelpluschromiumonsteelcomponents-Nickelornickelpluschromiumoncopperandcopperalloy(includingbrass)components
【原文标准名称】:螺纹部件的电镀层规范.第3部分:钢制部件的镍或镍铬镀层.第4部分:铜及铜合金(包括黄铜)部件的镍或镍铬镀层
【标准号】:BS3382Parts3and4-1965
【标准状态】:作废
【国别】:英国
【发布日期】:1965-05-31
【实施或试行日期】:1965-05-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:覆层;含铬合金;热处理;厚度;镍合金;钢;铜;电镀;铜合金;试样;面积;防护覆层;螺纹零件;黄铜;金属覆层;厚度测量
【英文主题词】:Area;Brass;Chromium-containingalloys;Coatings;Copper;Copperalloys;Electroplating;Heattreatment;Metalcoatings;Nickelalloys;Protectivecoatings;Samples;Steels;Thickness;Thicknessmeasurement;Threadedcomponents
【摘要】:ThisBritishStandardspecifiesnikelandnickelpluschromiumplatingthicknesses,samplingandotherinspectionprocedures,andmethodsofthicknessdeterminationforcomponentshavingthreadsofbasicmajordiametersfrom0-060into3/4ininclusive,specifiedinthefollowingstandards:B.S.84.ParallelscrewthreadsofWhitworthform.B.S.93.BritishAssociation(B.A.)screwthreadswithtolerancesforsizes0B.A.to16B.A.B.S.811.Cyclethreads.B.S.1095.Metricscrewthreads,systemeintermational.B.S.1580.Unifiedscrewthreads,systemeinternational.B.S.2779.FasteningthreadsofBSPsizes.Thisstandarddoesnotspecifyplatingthickness,samplingandotherinspectionproceduresandmethodsofthicknessdeterminationforcomponentssuchasself-tappingscrewsandwoodscrews(e.g.B.S.1210).Thestandardrefersinparticulartothethreadedcomponentsspecifiedinthefollowingstandards.Itdoesnotapplytocomponentsforaircraft.a.Boltsandscrews--generalpurpose.B.S.57,B.S.450,B.S.1083,B.S.1768,B.S.1981,B.S.3155.b.Nuts--generalpurpose.B.S.57,B.S.450,B.S.1083,B.S.1768,B.S.1981,B.S.3155.
【中国标准分类号】:A29
【国际标准分类号】:21_060_01;25_220_40
【页数】:38P.;A4
【正文语种】:英语
