【英文标准名称】:Electromagneticcompatibility(EMC)—Part3:Limits—Section3:Limitationofvoltagechanges,voltagefluctuationsandflickerinpubliclow-voltagesupplysystems,forequipmentwithratedcurrent
16Aperphaseandnotsubjecttoco
【原文标准名称】:电磁兼容性(EMC).第3部分:限值.第3节:每相额定电流为16A且其连接不受条件限制的设备用公共低压供电系统中的电压变化、电压波动和闪烁的限制
【标准号】:BSEN61000-3-3-1995+A2-2005
【标准状态】:作废
【国别】:英国
【发布日期】:1995-08-15
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThispartofIEC61000isconcernedwiththelimitationofvoltagefluctuationsandflickerimpressedonthepubliclow-voltagesystem.Itspecifieslimitsofvoltagechangeswhichmaybeproducedbyanequipmenttestedunderspecifiedconditionsandgivesguidanceonmethodsofassessment.ThispartofIEC61000isapplicabletoelectricalandelectronicequipmenthavinganinputcurrentequaltoorlessthan16Aperphase,intendedtobeconnectedtopubliclow-voltagedistributionsystemsofbetween220Vand250Vlinetoneutralat50Hz,andnotsubjecttoconditionalconnection.EquipmentwhichdoesnotcomplywiththelimitsofthispartofIEC61000whentestedwiththereferenceimpedanceZrefof6.4,andwhichthereforecannotbedeclaredcompliantwiththispart,mayberetestedorevaluatedtoshowconformitywithIEC61000-3-11.Part3-11isapplicabletoequipmentwithratedinputcurrent75Aperphaseandsubjecttoconditionalconnection.Thetestsaccordingtothispartaretypetests.ParticulartestconditionsaregiveninAnnexAandthetestcircuitisshowninFigure1.NOTEThelimitsinthispartofIEC61000arebasedmainlyonthesubjectiveseverityofflickerimposedonthelightfrom230V/60Wcoiled-coilfilamentlampsbyfluctuationsofthesupplyvoltage.Forsystemswithnominalvoltagelessthan220Vlinetoneutraland/orfrequencyof60Hz,thelimitsandreferencecircuitvaluesareunderconsideration.
【中国标准分类号】:L06
【国际标准分类号】:33_100_10
【页数】:30P.;A4
【正文语种】:英语


【英文标准名称】:Carbonaceousmaterialsusedintheproductionofaluminium-Calcinedcoke-Determinationofparticlesizedistribution
【原文标准名称】:铝生产用碳素材料煅烧焦粒度分布的测定
【标准号】:ISO12984-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-07
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC47
【标准类型】:()
【标准水平】:()
【中文主题词】:筛选(大小);测定;工业产品;铝;试验;按大小分级;粒度分布;煤;生产;焦炭;粒度;粒状材料
【英文主题词】:Aluminium;Coal;Coke;Determination;Grainsize;Industrialproducts;Particlesizedistribution;Particulatematerials;Production;Screening(sizing);Sizeclassification;Testing;Tests
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationoftheparticlesizedistributionofasampleofcokehavingatypicalsizedistributionasnormallyproducedbycalcinationofdelayedpetroleumcoke.Thesamepro-cedurecanbeappliedtoconsignmentsofcalcinedanthracite.ThisInternationalStandardcannotbeappliedtofrac-tionsofcarbonmaterialpreparedbysievingandcrushingortofilterfines.Thismethodisapplicabletothedeterminationofparticlesizesrangingfrom0,25mmto16mm,asthesumofthepercentagesofthesizedistributionaboveandbelowthisrangeistypicallylessthan10%.ThisInternationalStandardisnotapplicabletodeterminingparticlesizesbelow0,25mmwhereaspecifictestfordustshouldbeused.
【中国标准分类号】:H32
【国际标准分类号】:71_100_10
【页数】:4P;A4
【正文语种】:英语