【英文标准名称】:Metallicpowders,excludinghardmetals-Methodfortestingcopper-baseinfiltratingpowders(ISO14168:2003)
【原文标准名称】:硬金属除外的金属粉末.铜基渗透粉末的试验方法
【标准号】:DINISO14168-2005
【标准状态】:现行
【国别】:德国
【发布日期】:2005-03
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:材料;粉末;材料技术;铜;过滤;铜合金;金属粉末;金属;渗透;烧结金属;烧结材料;烧结产品;粉末冶金;试验
【英文主题词】:Copper;Copperalloys;Filtrations;Infiltration;Materials;Materialstechnology;Metallicpowders;Metals;Powder;Powdermetallurgy;Sintermaterials;Sinteredmetals;Sinteredproducts;Testing;Tests
【摘要】:ThisInternationalStandardspecifiesamethodfordeterminingtheperformancecharacteristicsofcopper-baseinfiltratingpowders.Theinfiltrantisplacedincontactwithaskeleton,usuallyofiron-basecomposition,andbothcomponentsareheatedabovethemeltingpointoftheinfiltrant.Theinfiltrationefficiencyandlooseresiduearecalculated.
【中国标准分类号】:H71
【国际标准分类号】:77_160
【页数】:7P;A4
【正文语种】:德语
基本信息
| 标准名称： | 混凝土搅拌机型式、基本参数 |
| 中标分类： |
工程建设 >>
施工机械设备 >>
建筑工程施工机械 |
| 替代情况： | 转换为JG/T 62-1999 |
| 发布日期： | |
| 实施日期： | 1991-12-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 5页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 工程建设 施工机械设备 建筑工程施工机械
【英文标准名称】:Specificationforlow-voltageswitchgearandcontrolgear-Controlcircuitdevicesandswitchingelements-Electromechanicalcontrolcircuitdevices
【原文标准名称】:低压开关设备和控制设备规范.控制电路器件和切换元件.机电控制电路器件
【标准号】:BSEN60947-5-1-1998
【标准状态】:作废
【国别】:英国
【发布日期】:1998-12-15
【实施或试行日期】:1998-12-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电控制设备;低压开关设备;机械连接;EMC;控制装置;机电的;特性;控制设备;低电压;开关设备;机电装置;低压设备;电气工程;开关;电磁兼容性;安全元件;开关操纵元件;接触元件;定义;试验;控制开关;规范(验收)
【英文主题词】:specification(approval);controlequipment;emc;definitions;controlswitches;switchgear;controldevices;electromechanical;switches;low-voltageswitchgear;electricalengineering;lowvoltage;properties;switchingelements;safetycomponents;contactelement;electromagneticcompatibility;electriccontrolequipment;lowvoltageequipment;mechanicallinkages;electromechanicaldevices;definition;testing
【摘要】:ThispartofIEC60947appliestocontrolcircuitdevicesandswitchingelementsintendedforcontrolling,signalling,interlocking,etc.,ofswitchgearandcontrolgear.Itappliestocontrolcircuitdeviceshavingaratedvoltagenotexceeding1000Va.c.(atafrequencynotexceeding1000Hz)or600Vd.c.However,foroperationalvoltagesbelow100Va.c.ord.c,seenote2of4.3.1.1.Thisstandardappliestospecifictypesofcontrolcircuitdevicessuchas:—manualcontrolswitches,forexamplepushbuttons,rotaryswitches,footswitches,etc.;—electromagneticallyoperatedcontrolswitches,eithertime-delayedorinstantaneous,forexamplecontactorrelays;—pilotswitches,forexamplepressureswitches,temperaturesensitiveswitches(thermostats),programmers,etc.;—positionswitches,forexamplecontrolswitchesoperatedbypartofamachineormechanism;—associatedcontrolcircuitequipment,forexampleindicatorlights,etc.NOTE1Acontrolcircuitdeviceincludesa)controlswitch(es)andassociateddevicessuchas(an)indicatorlight(s).NOTE2Acontrolswitchincludesa)switchingelement(s)andanactuatingsystem.NOTE3Aswitchingelementmaybeacontactelementorasemiconductorelement.Italsoappliestospecifictypesofswitchingelementsassociatedwithotherdevices(whosemaincircuitsarecoveredbyotherstandards)suchas:—auxiliarycontactsofaswitchingdevice(e.g.contactor,circuitbreaker,etc.)whicharenotdedicatedexclusivelyforusewiththecoilofthatdevice;—interlockingcontactsofenclosuredoors;—controlcircuitcontactsofrotaryswitches;—controlcircuitcontactsofoverloadrelays.ContactorrelaysshallalsomeettherequirementsandtestsofIEC60947-4-1exceptfortheutilizationcategorywhichshallcomplywiththisstandard.ThisstandarddoesnotincludetherelayscoveredinIEC60255orautomaticelectricalcontroldevicesforhouseholdandsimilarpurposes.Thecolourrequirementsofindicatorlights,pushbuttons,etc.,arefoundinIEC60073andalsoinpublication2oftheInternationalCommissionofIllumination(CIE).Theobjectofthisstandardistostate:a)Thecharacteristicsofcontrolcircuitdevices.b)Theelectricalandmechanicalrequirementswithrespectto:1)Thevariousdutiestobeperformed.2)Thesignificanceoftheratedcharacteristicsandofthemarkings.3)Theteststoverifytheratedcharacteristics.c)Thefunctionalrequirementstobesatisfiedbythecontrolcircuitdeviceswithrespectto:1)Environmentalconditions,includingthoseofenclosedequipment.2)Dielectricproperties.3)Terminals.
【中国标准分类号】:K31
【国际标准分类号】:29_130_20
【页数】:72P.;A4
【正文语种】:英语