EN 50289-4-11:2002

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Communication cables - Specifications for test methods - Part 4-11: Environmental test methods - A horizontal integrated fire test methodKommunikationskabel - Spezifikationen für Prüfverfahren -- Teil 4-11: Umweltprüfverfahren - Horizontale BrandprüfungCâbles de communication - Spécifications des méthodes d'essai -- Partie 4-11: Méthodes d'essais d'environnement - Méthode intégrée d'essai horizontal au feuCommunication cables - Specifications for test methods -- Part 4-11: Environmental test methods - A horizontal integrated fire test method33.120.10Koaksialni kabli. ValovodiCoaxial cables. Waveguides13.220.40Sposobnost vžiga in obnašanje materialov in proizvodov pri gorenjuIgnitability and burning behaviour of materials and productsICS:Ta slovenski standard je istoveten z:EN 50289-4-11:2002SIST EN 50289-4-11:2002en01-september-2002SIST EN 50289-4-11:2002SLOVENSKI
STANDARD
EUROPEAN STANDARDEN 50289-4-11NORME EUROPÉENNEEUROPÄISCHE NORMMarch 2002CENELECEuropean Committee for Electrotechnical StandardizationComité Européen de Normalisation ElectrotechniqueEuropäisches Komitee für Elektrotechnische NormungCentral Secretariat: rue de Stassart 35, B - 1050 Brussels© 2002 CENELEC -All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.Ref. No. EN 50289-4-11:2002 EICS 13.220.40; 33.120.10English versionCommunication cables –Specifications for test methodsPart 4-11: Environmental test methods –A horizontal integrated fire test methodCâbles de communication –Spécifications des méthodes d'essaiPartie 4-11: Méthodes d'essaisd'environnement –Méthode intégrée d'essaihorizontal au feuKommunikationskabel –Spezifikationen für PrüfverfahrenTeil 4-11: Umweltprüfverfahren -Horizontale BrandprüfungThis European Standard was approved by CENELEC on 2001-11-01. CENELEC members are bound tocomply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained onapplication to the Central Secretariat or to any CENELEC member.This European Standard exists in three official versions (English, French, German). A version in any otherlanguage made by translation under the responsibility of a CENELEC member into its own language andnotified to the Central Secretariat has the same status as the official versions.CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic,Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands,Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.SIST EN 50289-4-11:2002

- 3 -EN 50289-4-11:2002ContentsPage1Scope.52Normative references.53Definitions, symbols and abbreviations.54Test environment.55Test apparatus.55.1Air-inlet chamber.65.2Air-inlet shutter.65.3Fire-test chamber.75.4Gas burner.75.5Removable top cover.95.6Exhaust transition.105.7Exhaust duct.105.8Exhaust duct velocity measurement system.105.9Smoke measurement system.115.10Smoke release rate measurement system.125.11Exhaust duct damper.125.12Exhaust blower.125.13Fire-test chamber airflow system.125.14Ladder cable tray.135.15Fire-test chamber temperature measurement instruments.145.16Data acquisition equipment.145.17Heat release rate measurement system.156Test specimens.157Calibration and maintenance of test equipment.167.1Maintenance.167.2Frequency of calibration.167.3Airflow.167.3.1Air leakage test.167.3.2Supplemental air leakage test.167.3.3Velocity traverse test.167.4Smoke measurement system calibration test.177.5Fuel.177.6Reinforced inorganic cement board test.187.6.1Temperature preheat.187.6.2Temperature history test.187.7Standard insulated conductor test.197.8Procedures for calibration of heat release rate measurement equipment.207.8.1Analyser calibration.207.8.2Delay time.207.8.3Calibration test.20SIST EN 50289-4-11:2002

- 5 -EN 50289-4-11:20021ScopeThis Part 4-11 of EN 50289 specifies a horizontal integrated fire test method for determiningflame-propagation distance, optical smoke density, total heat release, heat release rate, time toignition and flaming droplets/particles for communication cables.The cables are tested in a representative installed condition.2Normative referencesThis standard incorporates by dated or undated reference, provisions from other publications.These normative references are cited at the appropriate places in the text and the citedpublications are listed hereafter. For dated references, subsequent amendments to or revisionsof these publications apply to this European Standard only when incorporated in it byamendment or revision. For undated references, the latest edition of the cited publicationapplies, together with any amendments.EN 60695-4Fire hazard testing - Part 4: Terminology concerning fire tests (IEC 60695-4)3 DefinitionsFor the purposes of this European Standard, the definitions of EN 60695-4 and the followingapply:3.1flame travel distancedistance that the flame travels beyond the extent of the gas burner flame3.2optical density of smoke (OD)smoke obscuration described in terms of logarithmic ratio of initial light intensity toinstantaneous light intensity3.3time-to-ignitionfirst occurrence of initiation of combustion4Test environmentThe fire-test room in which the test chamber and smoke measurement system are located shallhave provision for a free inflow of air to maintain the room at controlled pressure of 0 Pa to12 Pa of water column greater than ambient barometric pressure and at a temperature of 23 °C± 3 °C and relative humidity of 50 % ± 5 % throughout each test run. The fire-test room andsmoke measurement area shall have controllable lighting.5Test apparatusThe fire-test apparatus shall consist of the following:a) air-inlet chamber;b) air-inlet shutter;SIST EN 50289-4-11:2002
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