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IEC 60439-1-1999 低压开关设备和控制设备组合装置第1部分:已通过型式试验和部分型式试验的组合装置

作者:标准资料网 时间:2024-05-14 03:46:13  浏览:9331   来源:标准资料网
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【英文标准名称】:Low-voltageswitchgearandcontrolgearassemblies-Part1:Type-testedandpartiallytype-testedassemblies
【原文标准名称】:低压开关设备和控制设备组合装置第1部分:已通过型式试验和部分型式试验的组合装置
【标准号】:IEC60439-1-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-09
【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/SC17D
【标准类型】:()
【标准水平】:()
【中文主题词】:组合设备;低压开关设备;电气工程;低压电器;开关设备;开关系统;开关设备成套装置
【英文主题词】:Alternatingvoltages;Auxiliarycircuits;Characteristics;Circuits;Combination;Combinationapparatus;Compositedevices;Constructionrequirements;Definition;Definitions;Degreesofprotection;Electricalengineering;Electromagneticcompatibility;EMC;Enclosures;Environmentalcondition;Glow-wiretests;Heating;Instruments;Lowvoltage;Low-voltageequipment;Low-voltageswitchgear;Low-voltagetechnology;Maincircuit;Marking;Operatingconditions;Partial;Protectionagainstelectricshocks;Qualificationtests;Ratings;Routinechecktests;Sheathings;Specification(approval);Strengthofmaterials;Switchgear;Switchgearassemblies;Switchingsystems;Testing
【摘要】:ThisInternationalStandardappliestolow-voltageswitchgearandcontrolgearASSEMBLIES(type-testedASSEMBLIES(TTA)andpartiallytype-testedASSEMBLIES(PTTA)),theratedvoltageofwhichdoesnotexceed1000Va.c.atfrequenciesnotexceeding1000Hz,or1500Vd.c.ThisstandardalsoappliestoASSEMBLIESincorporatingcontroland/orpowerequipment,thefrequenciesofwhicharehigher.Inthiscase,appropriateadditionalrequirementswillapply.ThisstandardappliestostationaryormovableASSEMBLIESwithorwithoutenclosure.NOTEAdditionalrequirementsforcertainspecifictypesofassembliesaregiveninsupplementaryIECstandards.ThisstandardappliestoASSEMBLIESintendedforuseinconnectionwiththegeneration,transmission,distributionandconversionofelectricenergy,andforthecontrolofelectricenergyconsumingequipment.ItalsoappliestoASSEMBLIESdesignedforuseunderspecialserviceconditions,forexampleinships,inrailvehicles,forhoistingequipmentorinexplosiveatmospheres,andfordomestic(operatedbyunskilledpersons)applications,providedthattherelevantspecificrequirementsarecompliedwith.ThisstandardappliesalsotoASSEMBLIESdesignedforelectricalequipmentofmachines.However,whereapplicabletheadditionalrequirementsofIEC60204-1havetobefulfilled.Thisstandarddoesnotapplytoindividualdevicesandself-containedcomponents,suchasmotorstarters,fuseswitches,electronicequipment,etc.complyingwiththeirrelevantstandards.Theobjectofthisstandardistolaydownthedefinitionsandtostatetheserviceconditions,constructionrequirements,technicalcharacteristicsandtestsforlow-voltageswitchgearandcontrolgearASSEMBLIES.
【中国标准分类号】:K31
【国际标准分类号】:29_130_20
【页数】:199P;A4
【正文语种】:英语


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【英文标准名称】:Carbidetipsforlightcuttingoperations
【原文标准名称】:轻切削用硬质合金刀片
【标准号】:DIN4966-1961
【标准状态】:现行
【国别】:德国
【发布日期】:1961-11
【实施或试行日期】:
【发布单位】:(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:材料;质量(物质);镶件;镶齿;硬质合金
【英文主题词】:carbidemetals;inserts(cuttingtools);materials;mass;inserts;hardmetals
【摘要】:CarbidetipsforlightcuttingoperationsPlaquettesencarburemétalliquepourtravauxdedécoupagelégèresBiszumJuli1959bestandvonDIN4966dasBlatt1undBlatt2.DieindiesenNormenenthaltenenSchneidplattensinddurchdieSchneidplattennach
【中国标准分类号】:H72
【国际标准分类号】:25_100_00
【页数】:2P.;A4
【正文语种】:德语


Product Code:SAE MA1937
Title:Nut, Hex, Free Running, Procurement Specification For, Metric
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope: This procurement specification covers alloy steel and corrosion and heat resistant steel free running metric nuts of the following types, styles and classes: (a) Types: Hex nut plain, standard height; Hex nut plain, shear height; Hex nut slotted, standard height; Hex nut slotted, shear height; (b) Styles: Washer face; Double chamfered; Castellated; (c) Classes: 516 MPa axial strength, min (shear height nuts); 600 MPa axial strength, min (shear height nuts) 860 MPa axial strength, min; 1000 MPa axial strength, min. Application: Primarily for fastening aerospace propulsion parts using metric fasteners where the minimum axial strengths of the classes specified in (c) are required. Slotted nuts are intended for use with cotterpins or other similar applicable locking devices.

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