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【英文标准名称】:Electromagneticcompatibility(EMC)-Limits-Limitationofvoltagechanges,voltagefluctuationsandflickerinpubliclow-voltagesupplysystems-Equipmentwithratedvoltagecurrent75Aandsubjecttoconditionalconnection
【原文标准名称】:电磁兼容性.极限值.公共低压供电系统电压变化、电压波动和闪烁极限值.额定电流为75A有规定连接条件的设备
【标准号】:BSEN61000-3-11-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-01-15
【实施或试行日期】:2001-01-15
【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】:电磁辐射;低电压;额定电流;电磁场;电力系统干扰;公有企业;电压;电力系统;闪光;定型试验;电磁兼容性;电压波动;电气设备
【英文主题词】:Compatibility;Currentmeasurement;Currents;Definition;Definitions;Disturbances;Electricappliances;Electricpowernetworks;Electricpowersystems;Electricalengineering;Electricalequipment;Electricalhouseholdappliances;Electromagnetic;Electromagneticcompatibility;Electronic;Electronicequipment;EMC;Flickermeter;Harmoniccurrent;Inputcurrents;Inputvoltage;Limits(mathematics);Lowvoltage;Lowvoltagemains;Low-voltageequipment;Mathematicalcalculations;Measurement;Networkdisturbances;Performance;Powermeasurement(electric);Specification(approval);Supplyvoltages;Testing;Testingconditions;Volt;Voltage;Voltagefluctuations;Voltagemeasuring
【摘要】:ThispartofIEC61000isconcernedwiththeemissionofvoltagechanges,voltagefluctuationsandflickerproducedbyequipmentandimpressedonthepubliclow-voltagesupplysystem.Itspecifiesthelimitsofvoltagechangesproducedbyequipmenttestedunderspecifiedconditions.ThispartofIEC61000isprimarilyapplicabletoelectricalandelectronicequipmenthavingaratedinputcurrentfrom16Auptoandincluding75A,whichisintendedtobeconnectedtopubliclow-voltagedistributionsystemshavingnominalsystemvoltagesofbetween220Vand250V,line-to-neutralat50Hz,andwhichissubjecttoconditionalconnection.ThispartofIEC61000isalsoapplicabletoequipmentwithinthescopeofIEC61000-3-3thatdoesnotmeetthelimitswhentestedorevaluatedwithreferenceimpedanceZrefandisthereforesubjecttoconditionalconnection.EquipmentwhichmeetstherequirementsofIEC61000-3-3,isexcludedfromthispartofIEC61000.EquipmenttestsmadeinaccordancewiththispartofIEC61000aretypetests.NOTETheflickerlimitsspecifiedinthispart,beingthesameasthoseinIEC61000-3-3,arebasedonthesubjectiveseverityoftheflickerimposedonthelightfrom230V/60Wcoiled-coilfilamentlampswhensubjectedtofluctuationsofthesupplyvoltage.Forsystemswithnominalvoltageslessthan220V,line-to-neutraland/orfrequencyof60Hz,thelimitsandreferencecircuitvaluesareunderconsideration.
【中国标准分类号】:L06
【国际标准分类号】:33_100_10
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:Plastics.Basicmaterialsforpolyurethanes.Polyethers.Determinationofnonsaturationlevel.
【原文标准名称】:塑料制品.聚氨基甲酸酯塑料.聚醚.不饱和系数的测定
【标准号】:NFT52-116-1985
【标准状态】:作废
【国别】:法国
【发布日期】:1985-12-01
【实施或试行日期】:1985-12-20
【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】:试验条件;规程;测量;塑料;聚醚;化学试剂;计算;设备;数学计算;试验;设备容纳设施;聚氨酯;测定
【英文主题词】:Plastics
【摘要】:
【中国标准分类号】:G31
【国际标准分类号】:83_080_10
【页数】:4P.;A4
【正文语种】:其他