IEC 60332-3-23-2000 着火条件下电缆和光纤光缆的试验.第3-23部分:垂直安装的成束电线或电缆的垂直火焰蔓延的试验.B类
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来源:标准资料网
【英文标准名称】:Testsonelectricandopticalfibrecablesunderfireconditions-Part3-23:Testforverticalflamespreadofvertically-mountedbunchedwiresorcables;CategoryB
【原文标准名称】:着火条件下电缆和光纤光缆的试验.第3-23部分:垂直安装的成束电线或电缆的垂直火焰蔓延的试验.B类
【标准号】:IEC60332-3-23-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-10
【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/TC20
【标准类型】:()
【标准水平】:()
【中文主题词】:成束导线;燃烧特性;电缆;电线;试验
【英文主题词】:Bunchedcables;Bunchedconductors;Burningbehaviours;Cables;Definitions;Electriccables;Electricwires;Electricalengineering;Fibreoptics;Firetests;Flamepropagation;Glassfibrecables;Insulatedcords;Opticalwaveguides;Samples;Surfacespreadofflame;Testing;Typeoftest
【摘要】:GB／T18380的第31、32、33、34、35、36部分规定了一种试验方法,用来评价垂直安装的成柬电线电缆或光缆在规定条件下抑制火焰垂直蔓延的能力。注：本部分中术语“电线电缆”包括所有用于能量或信号传输的金属导体绝缘电缆。本试验用于型式认可试验。试验用电缆的选择要求见附录A。火焰蔓延通过电缆试样的损坏范围来测定。本试验程序可用于验证电缆抑制火焰蔓延的能力。GB／T18380的本部分适用于B类,电缆安装在试验钢梯上以使总体积中试样所含非金属材料为35L/m。供火时问为40mln。电缆安装在标准钢梯前面。B类用于评定中等非金属材料体积含量的场合。附录B中给出了推荐的性能要求。
【中国标准分类号】:K13;M33
【国际标准分类号】:13_220_40;29_060_20;33_180_10
【页数】:25P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforLaboratoryMeasurementofNoiseReductionofSound-IsolatingEnclosures
【原文标准名称】:隔音室减少噪音的实验室测量的标准试验方法
【标准号】:ASTME596-1996(2002)e1
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:E33.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测量;建筑声学;试验;隔音;建筑;实验室试验;声学;噪声抑制
【英文主题词】:enclosures;noiseisolation;noiseisolationclass;noisereduction;sound-isolating
【摘要】:Thenoisereductionofanenclosureisapropertyoftheenclosure,thelocationofthesoundsourceusedtomeasurenoisereduction,andthespaceinwhichtheenclosureisplaced.Itisnotapropertyoftheenclosurealone,anditsmeasurementunderdifferentconditionscanbeexpectedtogivedifferentresults.Whenthenoisereductionismeasuredinaccordancewiththistestmethod,thesoundsourceisoutsidetheenclosureandthesoundfieldoutsidetheenclosureapproximatesadiffusesoundfield.Measurementsmadeinaccordancewiththistestmethodcanbeexpectedtobereproduciblefromonelaboratorytoanother.Thenoisereductionmeasuredinaccordancewiththistestmethodmaybeusedforthefollowingpurposes:5.2.1Toranktheorderofsound-isolatingenclosuresaccordingtonoiseisolationclass,NIC.5.2.2Toestimatethehighestone-thirdoctavebandsoundpressurelevelsthatcanoccuroutsidetheenclosurewithoutexceedingspecifiedsoundpressurelevelsinsidetheenclosure.5.2.3Toestimatetheone-thirdoctavebandsoundpressurelevelsthatwilloccurinsidetheenclosurewithspecifiedsoundpressurelevelsoutside.Thenoisereductionmeasuredinaccordancewiththistestmethodmaynotestimateaccuratelytheisolationthattheenclosurewillprovidewhenitisusedtoisolateanoisesourceinsideitfromthespaceoutside.Theusershouldbecautiouswhenusingnoisereductionsmeasuredbythistestmethodtoevaluateenclosuresusedtoenclosenoisesources.Sound-isolatingenclosuresarefrequentlymadefromprefabricatedmodularpanels.Thenoisereductionmeasuredbythistestmethodappliestothecompleteenclosureandnottoindividualpanelsfromwhichitismadeandcannotbeusedtoinferthesoundtransmissionlossoftheindividualpanels.Specificationsforsound-isolatingenclosuresmayincludereferencetonoisereductionandnoiseisolationclassmeasuredinaccordancewiththistestmethod.1.1Thistestmethodcoversthereverberationroommeasurementofthenoisereductionofsound-isolatingenclosures.1.2Thenoiseisolationclassmaybedeterminedfromthenoisereductionmeasuredinaccordancewiththistestmethod.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20;71_040_20
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Semiconductorconverters-Generalrequirementsandlinecommutatedconverters-Part1-2:Applicationguide(IEC/TR60146-1-2:2011)
【原文标准名称】:半导体变流器.一般要求和线路换向变流器.第1-2部分:应用指南(IEC/TR60146-1-2-2011)
【标准号】:DINIEC/TR60146-1-2-2012
【标准状态】:现行
【国别】:德国
【发布日期】:2012-03
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Capacitiveloads;Capacitors;Chokes(electric);Circuit-breakers;Circuits;Components;Definitions;Efficiency;Electricconvertors;Electricalengineering;Electricalsafety;Electromagneticcompatibility;Electronicengineering;Electronicequipmentandcomponents;EMC;Inspection;Inverters;Linecommutation;Marking;Mathematicalcalculations;Powerelectronics;Protectionagainstelectricshocks;Ratings;Rectifierdiodes;Rectifiers;Semiconductordevices;Semiconductordiodes;Semiconductorengineering;Semiconductorpowerconvertors;Semiconductorrectifiers;Semiconductors;Specification(approval);Testing;Thyristors;Transformers;Transistors;Voltage
【摘要】:
【中国标准分类号】:L43
【国际标准分类号】:29_200
【页数】:87P;A4
【正文语种】:德语
