BS 2E 21-1957 飞行器用普兰式电缆

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【英文标准名称】:Prentypeelectriccablesforaircraft
【原文标准名称】:飞行器用普兰式电缆
【标准号】:BS2E21-1957
【标准状态】:作废
【国别】:英国
【发布日期】:1957-12-23
【实施或试行日期】:1957-12-23
【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】:过电压试验;飞行器部件;低温试验;电气布线系统;单芯电缆;定型试验;性能试验;额定电流;弯曲试验;热老化试验;色码;电阻测量;浸入试验;作标记;护套电缆;绝缘电缆;多芯电缆;名称与符号;抗拉试验;尺寸;电缆
【英文主题词】:Aircraftcomponents;Bendtesting;Colourcodes;Designations;Dimensions;Electriccables;Electricwiringsystems;Heatageingtests;Immersiontests(corrosion);Insulatedcables;Low-temperaturetesting;Marking;Multicorecables;Overvoltagetests;Performancetesting;Ratedcurrent;Resistancemeasurement;Sheathedcables;Single-corecables;Tensiletesting;Typetesting
【摘要】:1.ThisBritishStandardspecifiestherequirementsfor'Pren'typecablesforaircraftwiringofcircuitswherethepotentialbetweenconductors,orbetweenaconductorandmetalbraidortheaircraftstructuredocsnotexceed600volts(r.m.s.)involtageand1600c/sinfrequency;alsowhereanycombinationofambienttemperatureandconductorcurrentforcontinuousservicedoesnotpro-duceastabilizedconductortemperatureinexcessof90℃.Thesecablesarcsuitableforfixedwiringinaircraftwhenlowtemperatures(……75℃)arcencountered,butarenotsuitableforsevereflexingbelow……40℃.ThecablesdonotsupportcombustionbuttheyshouldnotberegardedascomplyingwiththerequirementsofBritishStandardG.100,Generalrequirementsforelectricalequipmentandindicatinginstrumentsforaircraftinregardtofireresistance.Thecablesareunsuitableforusewithoutadditionalprotectioninareaswhereester-basedfluidsarepresent.Thegenericname'Pren'shallbeappliedonlytocablescoveredbythisBritishStandardandcomplyingwithallrequirementsofthespecification.Thestandardincludesthefollowingfourrangesofcables,thecompletenomenclatureofwhichisgiveninAppendixA:—.a.Pren.Cablewithacopperconductorandaninsulationofglassbraidandpolychioroprenecom-pound,forsinglecorecables:multi-corecableshaveanoverallfinishofglassbraidandlacquer:theconductoroftheUniflexprencableisofabraidedconstructionwhichshallnotbeonastringcentre.b.Prenal.SimilartothePrenrangebutwithaconductorofaluminiuminsteadofcopper.c.Prenmet.SimilartothePrenrangebutwiththeadditionofametalbraid.d.Prensheath.Multi-corePrencablessheathedwithapolychioroprenecompoundinplaceofthelacqueredglassbraid.
【中国标准分类号】:V40
【国际标准分类号】:49_060
【页数】:16P.;A4
【正文语种】:英语


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【英文标准名称】:Methodsofmeasurementonreceiversfortelevision-Part7:HDTVdisplays
【原文标准名称】:电视广播传输接收机的推荐测量方法第7部分:HDTV显示器
【标准号】:IEC60107-7-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-02
【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/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:HDTV;测量方法;接收机;广播系统;广播接收机;显示器;规范(验收);电信;试验;测量
【英文主题词】:Broadcastengineering;Broadcastreceivers;Broadcastsystems;Cathode-raytubes;Digitalaudio;Digitalsignals;Display;Electricalengineering;Electricalmeasurement;Electricalmeasuringinstruments;HDTV;LCD;Measurement;Measuringtechniques;Methodsformeasuring;Operatingconditions;Picturetransmissions;Radiocircuits;Receivers;Reproductingequipment;Signals;Soundtransmission;Specification(approval);Telecommunications;Televisionbroadcasting;Televisionreceivers;Televisionsystems;Testsignals;Testing;Tuners;Verificationplotter;Videoplay-backs;Videorecording;Videotransmitter
【摘要】:Coversconditionsandmethodsofmeasurementonhighdefinitiontelevision(HDTV)displays.Dealswiththedeterminationofperformance,andlaysdownuniformmethodsofmeasurementforthesecharacteristics.
【中国标准分类号】:M74
【国际标准分类号】:33_160_25
【页数】:129P.;A4
【正文语种】:英语


基本信息
标准名称:溶解乙炔设备 技术条件
中标分类: 机械 >> 通用机械与设备 >> 气体分离与液化设备
替代情况:转化为JB/T 8856.1-99
发布日期:
实施日期:1991-07-01
首发日期:
作废日期:
出版日期:
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所属分类: 机械 通用机械与设备 气体分离与液化设备