【英文标准名称】:Electromagneticcompatibility(EMC)-Part3-3:Limits-Limitationofvoltagechanges,voltagefluctuationsandflickerinpubliclow-voltagesupplysystems,forequipmentwithratedcurrent16Aperphaseandnotsubjecttoconditionalconnec
【原文标准名称】:电磁兼容性(EMC).第3-3部分:限值.每相额定电流小于等于16A、不受条件限制的连接设备用公共低压供电系统电压变化、电压波动和闪烁的限制
【标准号】:IEC61000-3-3-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-06
【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/SC77A
【标准类型】:()
【标准水平】:()
【中文主题词】:兼容性;电流测量;电流;定义;扰动;电器;电网;电力系统;电气工程;电气设备;家用电器;电磁的;电磁兼容性;电子的;电子设备;EMC;闪光;闪烁计;输入电流;输入电压;极限(数学);低电压;低压电源;低压设备;数学计算;测量;电网干扰;性能;电功率测量;电源电压;试验;试验条件;伏特;电压;电压波动;电压测量
【英文主题词】:Analysis;Clothesdriers;Coarse;Compatibility;Cookerrings;Cookers;Copier;Currentmeasurement;Currents;Definitions;Disturbances;Electricappliances;Electricpowernetworks;Electricpowersystems;Electricalengineering;Electricalequipment;Electricalhouseholdappliances;Electromagnetic;Electromagneticcompatibility;Electronic;Electronicequipment;EMC;Flicker;Flickermeter;Fluctuation;Grids;Grills(cooking);Hairdriers;Hotplates;Impedance;Inputcurrents;Inputvoltage;Instruments;Laserprinters;Lightingsystems;Limits(mathematics);Lowvoltage;Lowvoltagemains;Low-voltageequipment;Mathematicalcalculations;Measurement;Measuringincertainity;Measuringtechniques;Methods;Microwavedevices;Mixers;Networkdisturbances;Ovens(cookingappliances);Performance;Powermeasurement(electric);Refrigerators;Shape;Short-time;Simulation;Stress;Supplyvoltages;Testing;Testingconditions;Testingvoltages;Use;Volt;Voltage;Voltagefluctuations;Voltagemeasuring;Washingmachines
【摘要】:ThispartofIEC61000isconcernedwiththelimitationofvoltagefluctuationsandflickerimpressedonthepubliclow-voltagesystem.Itspecifieslimitsofvoltagechangeswhichmaybeproducedbyanequipmenttestedunderspecifiedconditionsandgivesguidanceonmethodsofassessment.ThispartofIEC61000isapplicabletoelectricalandelectronicequipmenthavinganinputcurrentequaltoorlessthan16Aperphase,intendedtobeconnectedtopubliclow-voltagedistributionsystemsofbetween220Vand250Vlinetoneutralat50Hz,andnotsubjecttoconditionalconnection.EquipmentwhichdoesnotcomplywiththelimitsofthispartofIEC61000whentestedwiththereferenceimpedanceZrefof6.4,andwhichthereforecannotbedeclaredcompliantwiththispart,mayberetestedorevaluatedtoshowconformitywithIEC61000-3-11.Part3-11isapplicabletoequipmentwithratedinputcurrent≤75Aperphaseandsubjecttoconditionalconnection.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_20
【页数】:50P;A4
【正文语种】:英语


【英文标准名称】:Pliersandnippersforelectronics-Single-purposenippers-Cuttingnippers
【原文标准名称】:电讯夹扭钳和剪切钳.专用钳.剪切钳
【标准号】:ISO9654-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-09
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC29
【标准类型】:()
【标准水平】:()
【中文主题词】:尺寸;电子工程;切削工具;作标记;末端切割钳;通讯钳;工具;电子工业;架设(施工作业);老虎钳;镊子;旁剪钳
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiestheprincipaldimensionsofsingle-purposecuttingnippersforelectronicsandtherangeofdiametersoftestwirestobeusedtoverifythefunctionalperformanceofthesenippersinaccordancewithISO9656.ThegeneraltechnicalrequirementsaregiveninISO9657.ThecuttingnippersillustratedinthisInternationalStandardareonlyexamplesandarenotintendedtoaffectthemanufacturer'sdesign.
【中国标准分类号】:J47
【国际标准分类号】:25_140_30
【页数】:7P;A4
【正文语种】:英语