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BS EN 60947-4-2-2000 低压开关装置和控制装置.电流接触器和电动起动器.交流半导体电动控制器和电流起动器

作者:标准资料网 时间:2024-05-06 11:04:31  浏览:8366   来源:标准资料网
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【英文标准名称】:Low-voltageswitchgearandcontrolgear-Contactorsandmotor-starters-ACsemiconductormotorcontrollersandstarters
【原文标准名称】:低压开关装置和控制装置.电流接触器和电动起动器.交流半导体电动控制器和电流起动器
【标准号】:BSEN60947-4-2-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-06-15
【实施或试行日期】:2000-06-15
【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】:交流电压;断路器;接触器;电动机接触器(开关);控制装置;控制器;定义;电气工程;检验;低电压;低压电器;低压开关装置;电动机起动器;特性;半导体连接器;半导体器件;半导体工程;半导体;短路保护;固态闸流管;规范(验收);起动器;开关装置;试验
【英文主题词】:Alternatingvoltages;Circuit-breakers;Contactors;Contactorsformotors;Controldevices;Controllers;Definition;Definitions;Electricalengineering;Inductionmotors;Inspection;Lowvoltage;Low-voltageequipment;Low-voltageswitchgear;Motorstarters;Properties;Semiconductorcontactors;Semiconductordevices;Semiconductorengineering;Semiconductors;Short-circuitprotection;Solid-statethyratrons;Specification(approval);Starters;Switchgear;Testing
【摘要】:Thisstandardappliestocontrollersandstarters,whichmayincludeaseriesmechanicalswitchingdevice,intendedtobeconnectedtocircuits,theratedvoltageofwhichdoesnotexceed1000Va.c.Thisstandardcharacterizescontrollersandstartersforusewithandwithoutbypassswitchingdevices.Controllersandstartersdealtwithinthisstandardarenotnormallydesignedtointerruptshort-circuitcurrents.Therefore,suitableshort-circuitprotection(see8.2.5)shouldformpartoftheinstallation,butnotnecessarilyofthecontrollerorstarter.Inthiscontext,thisstandardgivesrequirementsforcontrollersandstartersassociatedwithseparateshort-circuitprotectivedevices.Thisstandarddoesnotapplyto:-continuousoperationofa.c.motorsatmotorspeedsotherthanthenormalspeed;-semiconductorequipment,includingsemiconductorcontactors(see2.2.13ofIEC60947-1)controllingnon-motorloads;-electronica.c.powercontrollerscoveredbyIEC60146.Contactorsandcontrolcircuitdevicesusedincontrollersandstartersshouldcomplywiththerequirementsoftheirrelevantproductstandard.Wheremechanicalswitchingdevicesareused,theyshouldmeettherequirementsoftheirownIECproductstandard,andtheadditionalrequirementsofthisstandard.Theobjectofthisstandardistostateasfollows:-thecharacteristicsofcontrollersandstartersandassociatedequipment;-theconditionswithwhichcontrollersandstartersshallcomplywithreferenceto:a)theiroperationandbehaviour;b)theirdielectricproperties;c)thedegreesofprotectionprovidedbytheirenclosureswhereapplicable;d)theirconstruction;-thetestsintendedforconfirmingthattheseconditionshavebeenmet,andthemethodstobeadoptedforthesetests;-theinformationtobegivenwiththeequipment,orinthemanufacturer'sliterature.
【中国标准分类号】:K30
【国际标准分类号】:29_130_20
【页数】:104P;A4
【正文语种】:英语


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【英文标准名称】:Switchesforappliances-Part2-4:Particularrequirementsforindependentlymountedswitches(IEC61058-2-4:1995+A1:2003);GermanversionEN61058-2-4:2005
【原文标准名称】:器具用开关.第2-4部分:独立安装的开关用要求
【标准号】:EN61058-2-4-2005
【标准状态】:现行
【国别】:
【发布日期】:2006-09
【实施或试行日期】:2006-09-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:分类;连接线路;电流额定值;定义;设计;电器;家用电器;电气工程;电气安全;设备安全;脚致应力;手动的;批注;文字书写;作标记;职业安全;保护(装置);防电击;安全装置;安全要求;规范(验收);开关;电器开关;测试;工作场所安全
【英文主题词】:Classification;Connectionlinks;Currentratings;Definition;Definitions;Design;Electricappliances;Electrichouseholdappliances;Electricalengineering;Electricalsafety;Equipmentsafety;Footactuation;Handoperated;Inscription;Letterings;Marking;Occupationalsafety;Protection;Protectionagainstelectricshocks;Safetydevices;Safetyrequirements;Specification(approval);Switches;Switchesforappliances;Testing;Workplacesafety
【摘要】:
【中国标准分类号】:K31
【国际标准分类号】:29_120_40
【页数】:27P;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforElectromagnetic(Eddy-Current)ExaminationofTypeF-ContinuouslyWelded(CW)FerromagneticPipeandTubingAbovetheCurieTemperature
【原文标准名称】:在居里温度以上的F型连续焊接亚锰铁管的电磁(涡流)检验的标准实施规程
【标准号】:ASTME1033-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:curietemperature;eddy-current;electromagnetic;NDT;nondestructivetesting;Austeniticstainlesssteelpipe;Austeniticstainlesssteeltube;Continuouswelding(CW);Curietemperature;Discontinuities--metals/alloys;Eddycurrentexamination;Electro
【摘要】:Thepurposeofthispracticeistooutlineaprocedureforthein-lineeddy-currentexaminationofhotCWpipeforthedetectionofmajorimperfectionsandrepetitivediscontinuities.Amajoradvantageofin-lineeddy-currentexaminationofferromagneticCWpipeabovetheCurietemperatureliesintheenhancedsignal-to-noiseratioanddepthofpenetrationobtainedwithouttheuseofmagneticsaturation.Theeddy-currentmethodiscapableofdetectingandlocatingweldimperfectionscommonlyreferredtoasopenwelds,cavewelds,blackspots(weldinclusions),andpartialwelds(incompletepenetration).Inaddition,itwilldetectpipe-wallimperfectionssuchasslivers,laps,andringwelds(endwelds).Therelativeseverityoftheimperfectionsmaybeindicatedbyeddy-currentsignalamplitudeorphase,orboth.Analarmlevelmaybeselectedthatutilizessignalamplitudeorphase,orboth,forautomaticrecordingormarking,orboth.Becausetheresponsesfromnaturaldiscontinuitiesmayvarysignificantlyfromthosefromartificialdiscontinuities,caremustbeexercisedinestablishingtestsensitivityandacceptancecriteria.1.1Thispracticecoversaprocedureforin-line,eddy-currentexaminationofcontinuouslywelded(CW)ferromagneticpipeandtubingattemperaturesabovetheCurietemperature(approximately1400x00B0;F)(760x00B0;C),wherethepipeissubstantiallynonmagneticoraustenitic.1.2Thispracticeisintendedforuseontubularproductshavingnominaldiametersofx00BD;in.(12.7mm)to4in.(101.6mm).Thesetechniquesmaybeusedforlarger-orsmaller-diameterpipeandtubingasspecifiedbytheusingparties.1.3Thispracticeisspecificallyapplicabletoeddy-currentexaminationusingencirclingcoils,orprobecoils.1.4Thispracticedoesnotestablishacceptancecriteria.Theymustbeestablishedbytheusingparties.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.6Thisstandarddoesnotpurporttoaddressthesafetyproblemsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:英语



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