• BS EN 50289-4-11:2002

    Current The latest, up-to-date edition.

    Communication cables. Specifications for test methods. Environmental test methods A horizontal integrated fire test method

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  03-05-2002

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    1 Scope
    2 Normative references
    3 Definitions, symbols and abbreviations
    4 Test environment
    5 Test apparatus
       5.1 Air-inlet chamber
       5.2 Air-inlet shutter
       5.3 Fire-test chamber
       5.4 Gas burner
       5.5 Removable top cover
       5.6 Exhaust transition
       5.7 Exhaust duct
       5.8 Exhaust duct velocity measurement system
       5.9 Smoke measurement system
       5.10 Smoke release rate measurement system
       5.11 Exhaust duct damper
       5.12 Exhaust blower
       5.13 Fire-test chamber airflow system
       5.14 Ladder cable tray
       5.15 Fire-test chamber temperature measurement
            instruments
       5.16 Data acquisition equipment
       5.17 Heat release rate measurement system
    6 Test specimens
    7 Calibration and maintenance of test equipment
       7.1 Maintenance
       7.2 Frequency of calibration
       7.3 Airflow
            7.3.1 Air leakage test
            7.3.2 Supplemental air leakage test
            7.3.3 Velocity traverse test
       7.4 Smoke measurement system calibration test
       7.5 Fuel
       7.6 Reinforced inorganic cement board test
            7.6.1 Temperature preheat
            7.6.2 Temperature history test
       7.7 Standard insulated conductor test
       7.8 Procedures for calibration of heat release rate
            measurement equipment
            7.8.1 Analyser calibration
            7.8.2 Delay time
            7.8.3 Calibration test
    8 Test specimen preparation
       8.1 Specimen conditioning
       8.2 Determination of specimen diameter
       8.3 Number of cable lengths
       8.4 Cable mounting
    9 Test procedures
       9.1 Flame propagation distance and smoke measurement
            test procedure
       9.2 Heat release test procedure
       9.3 Time-to-ignition test procedure
       9.4 Flaming droplets/particles test procedure
    10 Post-test clean-up and inspection
       10.1 Smoke measurement system post-test procedure
       10.2 Heat release rate post-test procedure
    11 Calculations
       11.1 Optical density of smoke
       11.2 Smoke release rate calculation
       11.3 Exhaust duct velocity measurement calculations
       11.4 Exhaust duct volumetric flow rate calculations
       11.5 Heat release rate calculations
            11.5.1 Peak heat release rate
            11.5.2 Total heat released
       11.6 Time-to-ignition calculations
       11.7 Flaming droplets/particles calculations
    12 Report
    Annex A (normative)
    Annex B (informative)
    Annex C (informative)
    Figures
    Tables

    Abstract - (Show below) - (Hide below)

    Describes a horizontal integrated fire test method for determining flame-propagation distance, optical smoke density, total heat release, heat release rate, time to ignition and flaming droplets/particles for communication cables.

    General Product Information - (Show below) - (Hide below)

    Committee EPL/46
    Development Note Supersedes 00/246348 DC (05/2002)
    Document Type Standard
    Publisher British Standards Institution
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    09/30166429 DC : 0 BS 8492 - TELECOMMUNICATIONS EQUIPMENT AND TELECOMMUNICATIONS CABLING - CODE OF PRACTICE FOR FIRE PERFORMANCE AND PROTECTION
    BS 6266:2002 Code of practice for fire protection for electronic equipment installations
    BS 8492:2009 Telecommunications equipment and telecommunications cabling. Code of practice for fire performance and protection

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 60695-4:2012 Fire hazard testing - Part 4: Terminology concerning fire tests for electrotechnical products
    EN 60695-4:2012 FIRE HAZARD TESTING - PART 4: TERMINOLOGY CONCERNING FIRE TESTS FOR ELECTROTECHNICAL PRODUCTS (IEC 60695-4:2012)
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