【英文标准名称】:Commontestmethodsforcablesunderfireconditions-Testforverticalflamespreadofvertically-mountedbunchedwiresorcables-Procedures-CategoryB
【原文标准名称】:着火条件下电缆通用试验方法.垂直固定的电线束或电缆的垂直火焰扩散试验.过程.类别B
【标准号】:BSEN50266-2-3-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-08-15
【实施或试行日期】:2001-08-15
【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】:燃烧试验;火焰扩散;成束导线;认可试验;电线;电缆;火焰传播;纤维光缆;定型试验
【英文主题词】:Bunchedcables;Bundles;Burningbehaviours;Cablebundles;Cables;Definitions;Electriccables;Electricalcords;Electricalengineering;Fibres;Firegas;Fireresistance;Firetests;Flamepropagation;Flameresistance;Gasmixtures;Insulatedcords;Materials;Nonmetallic;Plastics;Powercables;Solder-spreadmeasurements;Testequipment;Testing;Vertical
【摘要】:EN50266specifiesmethodsoftestfortheassessmentofverticalflamespreadofvertically-mountedbunchedwiresorcables,electricaloroptical,underdefinedconditions.NOTEForthepurposeofthisstandardtheterm'electricwireorcable'coversallinsulatedmetallicconductorcablesusedfortheconveyanceofenergyorsignals.Thetestisintendedfortypeapprovaltesting.TherequirementsfortheselectionofcablesfortestingaregiveninannexA.Theflamespreadismeasuredastheextentofdamageofthecablesample.Thisproceduremaybeusedtodemonstratethecable'sabilitytolimitflamespread.Thispart2-3coversCategoryBandrelatestocablesinstalledonthetestladdertoachieveanominaltotalvolumeofnon-metallicmaterialof3,5litrespermetreoftestsample.Theflameapplicationtimeis40min.Themethodofmountingusesthefrontofthestandardladder.Thecategoryisintendedforgeneralusewheremediumvolumesofnon-metallicmaterialarerequiredtobeevaluated.ArecommendedperformancerequirementisgiveninannexB.
【中国标准分类号】:K13
【国际标准分类号】:13_220_40;29_060_20
【页数】:14P;A4
【正文语种】:英语