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【英文标准名称】:Connectorsforelectronicequipment-Testsandmeasurements-Part25-7:Test25g:Impedance,reflectioncoefficient,andvoltagestandingwaveratio(VSWR)
【原文标准名称】:电子设备连接器.试验和测量.第25-7部分:试验25g:阻抗、反射系数和电压驻波比(VSWR)
【标准号】:IEC60512-25-7-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-12
【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/SC48B
【标准类型】:()
【标准水平】:()
【中文主题词】:应力率;阻抗;测量技术;试验;电子设备;电子工程;电插头;电连接器;组件;电子仪器;电气工程;定义;机电学;过滤器;反射系数;电子设备及元件
【英文主题词】:Components;Definitions;Electricconnectors;Electricplugs;Electricalengineering;Electromechanics;Electronicengineering;Electronicequipment;Electronicequipmentandcomponents;Electronicinstruments;Filters;Impedance;Measuringtechniques;Multilingual;Reflectioncoefficient;Stressrate;Testing
【摘要】:Describestestmethodstomeasureimpedance,reflectioncoefficient,andvoltagestandingwaveratiointhetimeandfrequencydomains.Appliestointerconnectassemblies,suchaselectricalconnectorsandcableassemblies,withinthescopeofIECtechni
【中国标准分类号】:L23
【国际标准分类号】:31_220_10
【页数】:82P.;A4
【正文语种】:英语


【英文标准名称】:Hand-heldmotor-operatedelectrictools-Safety-Part2-3:particularrequirementsforgrinders,polishersanddisk-typesanders.
【原文标准名称】:手持式电动工具.安全.第2-3部分:砂轮机,抛光机和盘式砂光机的特殊要求.
【标准号】:NFC75-745-2-3/A11-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-04-01
【实施或试行日期】:2010-04-03
【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】:
【英文主题词】:Abrasivesheets;Beltgrinders;Bodies;Burnishers;Clamps;Classesofprotection;Clearances;Climate;Contactsafetydevices;Contactvoltage;Currents;Definitions;Dimensions;Diskgrinders;Domestic;Durability;Earthconductors;Electricappliances;Electriccontactprotection;Electriccontacts;Electricmains;Electricmotors;Electricshock;Electricterminals;Electrictools;Electricalengineering;Electricalequipment;Electricalsafety;Electricaltransmissionsystems;Electrically-operateddevices;Electromotive;Equipmentsafety;Eyeprotectors;Grinders;Grindingmachines;Grindingspindles;Handtools;Handleshafts;Heat;Heating;Householdequipment;Householduse;Idlemode;Impurity;Inscription;Inspection;Instructionsforuse;Insulatingresistance;Insulations;Interferencesuppression;Leakagecurrent;Leakagepaths;Letterings;Longitudinalslots;Machinetools;Machines;Machinesworkingbystockremoval;Manufacturing;Marking;Measurement;Measuringtechniques;Mechanicalsafety;Moisture;Moistureresistance;Motor-operated;Motors;No-loadcurrent;Operatingtool;Pedestrian-controlledsystems;Polishers;Polishingmachines;Portablemachinetools;Powertransmissionsystems;Protectionagainstelectricshocks;Ratings;Repair;Rotationalspeeds;Safety;Safetyengineering;Safetyrequirements;Sanders;Screws(bolts);Specification(approval);Stability;Standardload;Strengthofmaterials;Stress;Switches;Temperature;Temperaturerise;Testing;Testingvoltages;Tolerances(measurement);Toolhandles;Tools;Vibratinggrinders;Vibration;Vibrationmeasurement;Vibrationtests
【摘要】:
【中国标准分类号】:K64
【国际标准分类号】:25_140_20
【页数】:7P;A4
【正文语种】:其他