Product Code:SAE AMS4201
Title:Aluminum Alloy Plate 6.2Zn - 2.3Cu - 2.2Mg - 0.12Zr (7050-T7651) Solution Heat Treated, Stress Relieved, and Overaged
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of plate.【英文标准名称】:Switchesforhouseholdandsimilarfixed-electricalinstallations-Part1:Generalrequirements
【原文标准名称】:家用和类似固定电气安装开关.第1部分:一般要求
【标准号】:IEC60669-1Edition3.1-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-03
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC23B
【标准类型】:()
【标准水平】:()
【中文主题词】:民用电力设备;开关;家用(安装)设备;电连接器;测定;电气工程;规范(验收);开关设备;基本家用设备
【英文主题词】:electricconnectors;electricalengineering;basicdomesticfacilities;switchgear;domesticelectricalinstallations;determinations;houseinstallations;specification(approval);switches
【摘要】:ThispartofIEC60669appliestomanuallyoperatedgeneralpurposeswitches,fora.c.onlywitharatedvoltagenotexceeding440Vandaratedcurrentnotexceeding63A,intendedforhouseholdandsimilarfixed-electricalinstallations,eitherindoorsoroutdoors.Theratedcurrentislimitedto16Amaximumforswitchesprovidedwithscrewlessterminals.NOTE1Anextensionofthescopetoswitchesforratedvoltageshigherthan440Visunderconsideration.Thestandardalsoappliestoboxesforswitches,withtheexceptionofmountingboxesforflush-typeswitches.NOTE2Generalrequirementsforboxesforflush-typeswitchesaregiveninIEC60670.Italsoappliestoswitchessuchas:-switchesincorporatingpilotlights;-electromagneticremotecontrolswitches(particularrequirementsaregiveninpart2);-switchesincorporatingatime-delaydevice(particularrequirementsaregiveninpart2);-combinationsofswitchesandotherfunctions(withtheexceptionofswitchescombinedwithfuses);-electronicswitches(particularrequirementsaregiveninpart2);-switcheshavingfacilitiesfortheoutletandretentionofflexiblecables(seeannexB).NOTE3TheminimumlengthoftheflexiblecableusedwiththeseswitchesmaybegovernedbyNationalWiringRules.Switchescomplyingwiththisstandardaresuitableforuseatambienttemperaturesnotnormallyexceeding25℃,butoccasionallyreaching35℃.NOTE4Switchescomplyingwiththisstandardaresuitableonlyforincorporationinequipmentinsuchawayandinsuchaplacethatitisunlikelythatthesurroundingambienttemperatureexceeds35℃.Inlocationswherespecialconditionsprevail,suchasinships,vehiclesandthelikeandinhazardouslocations,forexamplewhereexplosionsareliabletooccur,specialconstructionsmayberequired.
【中国标准分类号】:K31
【国际标准分类号】:29_120_40
【页数】:94P;A4
【正文语种】:英语