BS 7027-1990 船用电气和电子设备对传导和辐射电磁干扰的抗扰性极限和测量方法规范
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【英文标准名称】:Specificationforlimitsandmethodsofmeasurementoftheimmunityofmarineelectricalandelectronicequipmenttoconductedandradiatedelectromagneticinterference
【原文标准名称】:船用电气和电子设备对传导和辐射电磁干扰的抗扰性极限和测量方法规范
【标准号】:BS7027-1990
【标准状态】:作废
【国别】:英国
【发布日期】:1990-10-28
【实施或试行日期】:1990-10-28
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电磁兼容性;电子设备及元件;电气设备;试验设备;电路;电气试验;航海仪器;瞬时电压;试验条件;性能试验;电波测量;无线电干扰;水路运输工程部件;实验室试验;音频;乱真信号
【英文主题词】:
【摘要】:ThisBritishStandardspecifieslimitsanddescribesmethodsofmeasurementoftheimmunityofmarineelectricalandelectronicequipmenttoconductedandradiatedinterferencewhichmaybeproducedbyelectrical,electronicorradioandradarequipmentintendedformarineinstallations.Suchinterferencemaybeeithernarrowbandorbroadbandinnature;narrowbandinterferenceisproducedatdiscretefrequencieswhereasbroadbandinterferenceisproducedoveraspectrumoffrequencies,emanatesfromswitchingdevicesandisofanimpulsivenature.Thelimitsandmethodsofmeasurementoftheimmunityofequipmenttotransientphenomenaarealsospecified.Thisstandardspecifiestestsfordeterminingthecomplianceoftheequipmentorsystemstotherelevantspecification,withtheequipmentbeingtestedinalaboratoryorsimilarfacilityunderdefinedconditions.Thisstandarddoesnotincludetestsforimmunityofequipmenttotheeffectsofelectrostaticdischargesortestsperformedinsitu.Equipmentisclassifiedintwocategories,asfollows:(a)thatwhichisinstalledabovedeckorinareasofhighelectromagneticinterference;(b)thatwhichisinstalledinmetalliccompartmentsorwithinthevesselwhichaffordsnaturalscreening.Differinglimitsarespecifiedineachcasewhererelevant.NOTE.Thetitlesofthepublicationsreferredtointhisstandardarelistedontheinsidebackcover.
【中国标准分类号】:L06
【国际标准分类号】:33_100_20;47_020_60
【页数】:14P;A4
【正文语种】:英语
【英文标准名称】:Reedcontactsunit.Genericspecification
【原文标准名称】:簧片触点装置.总规范
【标准号】:BSEN62246-1-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-08-16
【实施或试行日期】:2002-08-16
【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】:触点继电器;接触单元;定义;干燥;电连接器;电气工程;总规范;测量;测量技术;汞湿;保护管;质量;簧片触点;簧片触点单元;笛簧继电器;继电器;规范;试验
【英文主题词】:Contactrelays;Contactunits;Definitions;Dry;Electriccontacts;Electricalengineering;Genericspecification;Measurement;Measuringtechniques;Mercurywetted;Protectivetubes;Quality;Reedcontact;Reedcontactunit;Reedrelays;Relays;Specification;Testing
【摘要】:ThispartofIEC62246whichisthegenericspecificationappliestodryandmercurywettedreedcontactunitsofassessedquality.Itliststhetestsandmeasurementprocedureswhichmaybeselectedforuseindetailspecificationsforsuchunits.Thisstandardalsospecifiesthequalityassessmentprocedurestobefollowed.Thisstandardappliestothosereedcontactunitswhichareoperatedbyanappliedmagneticfield;itisnotrestrictedtoanyparticulartypeofcontactload.NOTE1Sincetestsusingastandardcoilandstandardresistiveloadsaretheeasiesttospecifyandtodefine,thisstandardiscurrentlyrestrictedtotestsofthistype.NOTE2Forelementaryrelayswithreedcontactunits,thisstandardisrecommendedtobeusedtogetherwiththestandardsIEC61810-1andIEC61811-1asapplicable.WhereinthispartofIEC62246theterm"detailspecification"isused,thiseitherhasthemeaningdefinedinA.7ofQC001001forapplicationwithintheIECQsystem,oritmeansanyappropriatedocument,forexamplemanufacturer'sdatasheet,testspecification,customerdetailspecification.
【中国标准分类号】:K31
【国际标准分类号】:29_120_70
【页数】:58P.;A4
【正文语种】:英语
【英文标准名称】:Technicaldrawings.Fundamentaltolerancingprinciple
【原文标准名称】:技术制图.基本公差原理
【标准号】:BSISO8015-1985
【标准状态】:作废
【国别】:英国
【发布日期】:2001-07-15
【实施或试行日期】:2001-09-15
【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】:角度公差;尺寸公差;制图体系;图纸;工程图;形状公差;基本公差;独立性;作标记;公差(测量);位置公差
【英文主题词】:Angulartolerances;Dimensionaltolerances;Drawingsystem;Drawings;Engineeringdrawings;Formtolerances;Fundamentaltolerances;Independence;Marking;Tolerances(measurement);Tolerancesofposition
【摘要】:ThisInternationalStandardspecifiestheprincipleofthere-lationshipbetweendimensional(linearandangular)tolerancesandgeometricaltolerances.
【中国标准分类号】:J04
【国际标准分类号】:01_100_01
【页数】:10P.;A4
【正文语种】:英语