您的位置: 标准下载 » 国际标准 » BS 英国标准 »

BS EN 50065-4-1-2002 频率范围3KHz至148.5KHz的低压电气设备信号传输.低压退耦过滤器.总规范

作者:标准资料网 时间:2024-05-10 15:16:44  浏览:8436   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Signallingonlow-voltageelectricalinstallationsinthefrequencyrange3kHzto148.5kHz-Lowvoltagedecouplingfilters-Genericspecification
【原文标准名称】:频率范围3KHz至148.5KHz的低压电气设备信号传输.低压退耦过滤器.总规范
【标准号】:BSEN50065-4-1-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-01-24
【实施或试行日期】:2002-01-24
【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】:频率;信号;低压电器;电气工程;电流
【英文主题词】:Bandoffrequencies;Datatransfer;Decoupling;Definition;Definitions;Dimensions;Distributionnetworks;Electricalengineering;Electricalinstallations;Filters;Frequencies;Impedance;Influences;Informationtransfer;Limits(mathematics);Lowvoltage;Lowvoltagemains;Low-voltageinstallations;Signaltransmission;Signals;Specification;Specification(approval);Testing;Testingconditions;Transmissionperformance;Voltage
【摘要】:Thisstandardappliestodecouplingfiltersinstalledonthelowvoltagemainsnetworkandoperatinginthefrequencyrange3kHzto148,5kHzonlowvoltagemainsnetwork.ItdoesnotapplytogeneralpurposefiltersforEMIsuppression.Itdoesnotapplytoprotocoldependantdevicesexceptphysicallayer(frequency).Itdoesnotapplytofiltersincorporatedinhouseholdequipmentforexample:washingmachinesandcoffeemachines.Itspecifiestheimpedanceandthetransferfunctiondefinitions,requirementsandtestmethodsofthedecouplingfilterandsomeotherrequirementsforexampleVoltageDrop,LeakageCurrentandFormFactor.Theimpedanceandthetransferfunctionarereferredtothedecouplingfiltermainspowerports(ref.Figure1).Theuseofthedecouplingfilterisconsideredoptional;additionalrulesorobligationsmayexistthatareoutsidethescopeofthisstandard.Thesafetyrequirementsrelatedtodecouplingfiltersarenotcoveredinthisstandard.TheyarecoveredinanotherpartoftheEN50065setofstandards
【中国标准分类号】:K30
【国际标准分类号】:31_160;33_040_30;97_120
【页数】:20P;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:Plastics-Ethylene/vinylacetatecopolymer(EVAC)thermoplastics-Determinationofvinylacetatecontent
【原文标准名称】:塑料乙烯/乙酸乙烯共聚物(EVAC)热塑塑料乙酸乙烯含量的测定
【标准号】:ISO8985-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-03
【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/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;塑料;热塑性聚合物;乙酸基乙烯酯;共聚物;模制材料;化学分析和试验
【英文主题词】:Chemicalanalysisandtesting;Copolymers;Determination;Determinationofcontent;Ethylcompounds;Ethyleneacetate;Methods;Methodsofanalysis;Mouldings(shapedsection);Plastics;Polymers;Referencemethods;Thermoplasticpolymers;Vinylacetate
【摘要】:ThisInternationalStandardspecifiestwocategoriesofmethodforthedeterminationofthevinylacetate(VAC)contentofethylene/vinylacetate(EVAC)copolymers,foruseinthedesignationofsuchcopolymersinaccordancewithISO4613-1:1997.Onecategoryisreferredtoas"referencemethods",theotheras"testmethods".Note-Theabbreviationpreviouslyusedforethylene/vinylacetatecopolymer(E/VAC)hasbeenreplacedbytheabbreviationEVAC(seeISO1043-1:1997,Plastics-Symbolsandabbreviatedterms-Part1:Basicpolymersandtheirspecialcharacteristics).The"referencemethods"areusedtocalibratethemethodusedforthedeterminationofthevinylacetatecontentofethylene/vinylacetatecopolymers.The"testmethods"areothermethodswhichcanbeusedforthedeterminationiftheyarecalibratedusingoneofthereferencemethodsdescribedinclause3providedtheyshowacertainpermissiblerepeatability.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:ProtectionofElectrostaticDischargeSusceptibleItems-Grounding-RecommendedPractice
【原文标准名称】:静电放电敏感产品的保护.接地.推荐实施规程
【标准号】:ANSI/EOS/ESDS6.1-1991
【标准状态】:作废
【国别】:美国
【发布日期】:1991
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;静电学;放电
【英文主题词】:electricalengineering;discharge;electrostatics
【摘要】:Recommendstheparameters,proceduresandtypesofmaterialsneededtoestablishanESDgroundingsystemfortheprotectionofelectronichardwarefromESDdamage.Thissystemisusedforpersonnelgroundingdevices,worksurfaces,chairs,carts,floorsandotherrelatedequipment.
【中国标准分类号】:C66
【国际标准分类号】:29_020;29_120_50
【页数】:
【正文语种】:英语