NF P84-313-1987 防水层.高强度玻璃纱(36S.V.V.H.R.)加强沥青油毡.定义、规范
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【英文标准名称】:Waterproofing.Bitumenfeltwithhighstrengthglass-fibrebase(type36SV.V-H.R.).Definition,specifications.
【原文标准名称】:防水层.高强度玻璃纱(36S.V.V.H.R.)加强沥青油毡.定义、规范
【标准号】:NFP84-313-1987
【标准状态】:现行
【国别】:法国
【发布日期】:1987-12
【实施或试行日期】:1987-11-20
【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】:比面积;无漏损施工;加筋沥青;纺织玻璃纤维;材料规范;沥青油毡;玻璃巴里纱;规范;土木工程;面积;作标记;沥青制品;电枢;密封材料;抗拉强度;漏泄试验;建筑物;巴里纱
【英文主题词】:
【摘要】:
【中国标准分类号】:Q17
【国际标准分类号】:91_100_50;75_140
【页数】:4P.;A4
【正文语种】:其他
【英文标准名称】:Lowvoltagepowersupplies,d.c.output-Electromagneticcompatibility(EMC)
【原文标准名称】:直流输出低压供电装置.电磁兼容性(EMC)
【标准号】:BSEN61204-3-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-06-15
【实施或试行日期】:2001-06-15
【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】:低电压;电子电源;电力系统干扰;电力系统;静电充电;低压电器;乱真信号;电磁兼容性;信号;分类系统;电气设备;直流电流;电气元件;电子设备及元件;电磁辐射
【英文主题词】:Directcurrent;Direct-currentoutput;Electricpowersystems;Electricalengineering;Electromagneticcompatibility;EMC;Interferencerejections;Interferingemissions;Limits(mathematics);Lowvoltage;Low-voltageequipment;Powergeneratingplant;Powersupply;Properties;Qualityrequirements;Safetyrequirements;Specification(approval);Testing
【摘要】:ThispartofIEC61204specifieselectromagneticcompatibility(EMC)requirementsforpowersupplyunits(PSUs)providingd.c.output(s)upto200Vatapowerlevelofupto30kW,operatingfroma.c.ord.c.sourcevoltagesofupto600V.Thedevicesareforfree-standingoperationorforuseinotherequipmentwhenusedwithadequateelectricalandmechanicalprotection.ForcertainspecializedindustrialPSUs,forexampleinthechemicalandmetallurgicalindustry,otherproductEMCstandardsmayexist.Inthiscasethesestandardscanbeusedasanalternative.SincemanyPSUsareusedascomponentsoflargerunitswhicharecoveredbydifferentEMCstandards,aclassificationofpowersuppliesandtheapplicabilityoftherelevantEMCstandardsisgiveninitemsa)andb)below.FurtherguidelinesonclassificationaregiveninannexA.a)Powersuppliesintendedforfree-standingoperation(individualapparatus).ThispartofIEC61204isapplicabletoPSUsdevelopedasaunitwithadirectfunctionandsoldonthemarketasastand-aloneunit.b)ComponentpowersuppliesThesecanbedividedintotwocategories:1)Componentpowersuppliesconsideredasequivalenttoapparatus.ThispartofIEC61204isapplicabletothiscategoryofcomponentPSUs.ThesePSUsareconsideredtobeapparatuswithrespecttotheirEMCrequirements,forexamplethosePSUsintendedforuseininstallationsorsoldtothegeneralpublic,caseswherenofurtherEMCtestsareanticipated.ThisdoesnotincludePSUssoldassparesforrepairwhichhavebeentestedaspartofanoverallequipment.2)Componentpowersuppliesintendedforaprofessionalassembler/installerThispartofIEC61204isapplicabletothiscategoryofpowersuppliesonlyasanaidtospecifyrelevantEMCrequirementsinorderthatvariousendproductstandardsmaybemet.Thesearecomponentpowersuppliesthatareintendedforincorporationintoafinalproductbyaprofessionalassembler.Theseproductsmaybesoldtoaprofessionalassemblerorplacedonthemarketforspecializeddistributionanduse.Inneithercasedotheyperforminthemselvesadirectfunctionfortheuserofanend-product.FurtherEMCtestsoftheassemblyareassumed.NOTEAfterincorporationintoafinalproduct,theemissionvaluescanbealtered(e.g.becauseofmodifiedearthconnections).TheobjectofthispartofIEC61204istodefineEMClimitsandtestmethodsforPSUs.Itincludeslimitsforelectromagneticemissionswhichmaycauseinterferencetootherelectronicequipment(e.g.radioreceivers,measuringandcomputerdevices),aswellaselectromagneticimmunitylimitsforcontinuousandtransientconductedandradiateddisturbancesincludingelectrostaticdischarges.ThispartofIEC61204definestheminimumelectromagneticcompatibilityrequirementsforPSUs.TocomplywiththispartofIEC61204,noadditionalEMCtestsarerequiredornecessarybeyondthosestatedhere.
【中国标准分类号】:L06
【国际标准分类号】:29_200;33_100_01
【页数】:44P.;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforUnsinteredPolytetrafluoroethylene(PTFE)ExtrudedFilmorTape
【原文标准名称】:非烧结聚四氟乙烯挤制薄膜或带材标准规范
【标准号】:ASTMD6585-2000
【标准状态】:作废
【国别】:美国
【发布日期】:2000
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【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】:G33
【国际标准分类号】:83_140_10
【页数】:3P;A4
【正文语种】:英语
