BS EN 60034-12-2002 旋转电机.单速三相笼型感应电动机的起动性能

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【英文标准名称】:Rotatingelectricalmachines-Startingperformanceofsingle-speedthree-phasecageinductionmotors
【原文标准名称】:旋转电机.单速三相笼型感应电动机的起动性能
【标准号】:BSEN60034-12-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-06-12
【实施或试行日期】:2002-06-12
【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】:起动性能;三相电流;感应电动机;鼠笼式电动机;旋转电机;定义;电动机;旋转;试验;电气工程;三相电动机;电机;加热
【英文主题词】:Definition;Definitions;Electricmachines;Electricmotors;Electricalengineering;Heating;Inductionmotors;Rotating;Rotatingelectricmachines;Squirrel-cagemotors;Startingperformance;Testing;Three-phasecurrent;Three-phasemotors
【摘要】:ThisInternationalstandardspecifiestheparametersforfourdesignsofstartingperformanceofsingle-speedthree-phase50Hzor60HzcageinductionmotorsinaccordancewithIEC60034-1that:havearatedvoltageupto1000V;areintendedfordirect-on-lineorstar-deltastarting;areratedonthebasisofdutytypeS1;areconstructedtoanydegreeofprotection.Thestandardalsoappliestodualvoltagemotorsprovidedthatthefluxsaturationlevelisthesameforbothvoltagesandtomotorshavingtypeofprotection'e–increasedsafety'withtemperatureclassesT1toT3complyingwithIEC60079-0andIEC60079-7.
【中国标准分类号】:K22
【国际标准分类号】:29_160_30
【页数】:16P.;A4
【正文语种】:英语

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上一篇: BS EN 60554-2-2002 电工用纤维素纸.试验方法
下一篇: DIN EN 61558-2-12-2002 电力变压器、供电设备及类似装置的安全性.第2-12部分:恒压变压器的特殊要求(IEC61558-2-12:2001);德文版本EN61558-2-12:2001

【英文标准名称】:Classificationofenvironmentalconditions-Part3:Classificationofgroupsofenvironmentalparametersandtheirseverities-Section4:Stationaryuseatnon-weatherprotectedlocations
【原文标准名称】:环境条件分类第3部分:环境参数组及其严酷程度的分类分级第4节:在无气侯防护场所的固定使用
【标准号】:IEC60721-3-4-1995
【标准状态】:现行
【国别】:国际
【发布日期】:1995-01
【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/TC104
【标准类型】:()
【标准水平】:()
【中文主题词】:电气器具;环境条件;分类;抗风化能力;电气工程
【英文主题词】:Atmosphericinfluences;Biological;Chemical;Chemicalproperties;Classes;Classification;Climate;Definitions;Electricappliances;Electricalengineering;Environment;Environmentalconditions;Environmentalfactorofinfluence;Ergonomics;Limits(mathematics);Mechanic;Mechanicalproperties;Stationary;Weather;Weatherresistance
【摘要】:ThissectionofIEC721-3classifiesgroupsofenvironmentalparametersandtheirseveritiestowhichproductsaresubjectedwhenmountedforstationaryuseatlocationswhicharenon-weatherprotected,includingperiodsoferectionwork,downtime,maintenanceandrepair.Locationswhicharenon-weatherprotected,whereproductsmaybemountedforstationaryusepermanentlyortemporarily,includeland-basedandoffshorelocations.Useinandonvehiclesisexcepted.Theenvironmentalconditionsspecifiedinthisstandardarelimitedtothosewhichmaydirectlyaffecttheperformanceofproducts.Onlyenvironmentalconditionsassuchareconsidered.Nospecialdescriptionoftheeffectsoftheseconditionsontheproductsisgiven.Environmentalconditionsdirectlyrelatedtofireorexplosionhazardsandconditionsrelatedtoionizingradiationareexcluded.Anyotherunforeseenincidentsarealsoexcluded.Thepossibilityoftheiroccurrenceshouldbetakenintoaccountinspecialcases.Microclimatewithinaproductisnotincluded.Conditionsofstationaryuseatweatherprotectedlocations,portableandnon-stationaryuse,useinvehiclesandships,andconditionsofstorageandtransportationaregiveninothersectionsofIEC721-3.Alimitednumberofclassesofenvironmentalconditionsisgiven,coveringabroadfieldofapplication.Theuserofthisstandardshouldselectthelowestclassificationnecessaryforcoveringtheconditionsoftheintendeduse.SomeguidanceforthisisgiveninannexA.
【中国标准分类号】:A21
【国际标准分类号】:19_040
【页数】:53P;A4
【正文语种】:英语

Product Code:SAE AMS6274
Title:Steel Bars, Forgings and Tubing, 0.50Cr - 0.55Ni - 0.20Mo (0.18 - 0.23C) (SAE 8620)
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers an aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.