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  • 12/30257842 DC : 0

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    BS ISO 27327-2 - FANS - AIR CURTAIN UNITS - PART 2: LABORATORY METHODS OF TESTING FOR SOUND POWER

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-03-2014

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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

    1 Scope
    2 Normative References
    3 Terms, definitions, symbols and units
    4 Limitations on use
    5 Measurement uncertainty
    6 Instrumentation
    7 Test procedure
    8 Acoustic environment
    9 Air curtain unit installation conditions
    10 Air curtain unit operating conditions
    11 Test set-up
    12 Information to be recorded
    13 Calculations and evaluations
    14 Test report
    Annex A (normative) - Effect of rotational speed
            changes
    Annex B (normative) - Uncertainty analysis
    Annex C (normative) - Calibration of reference sound
            source
    Annex D (informative) - Filter weighted measurements
    Annex E (normative) - Room qualification for sound
            sources with broad-band sound
    Annex F (informative) - Room qualification for sound
            sources with pure tones/narrow-band sound
    Bibliography

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

    Comment Closes On
    Committee MCE/17
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    ISO 2204:1979 Acoustics Guide to International Standards on the measurement of airborne acoustical noise and evaluation of its effects on human beings
    ISO 13348:2007 Industrial fans — Tolerances, methods of conversion and technical data presentation
    ISO 3743-2:1994 Acoustics Determination of sound power levels of noise sources using sound pressure Engineering methods for small, movable sources in reverberant fields Part 2: Methods for special reverberation test rooms
    ISO 266:1997 Acoustics — Preferred frequencies
    ISO 3740:2000 Acoustics Determination of sound power levels of noise sources Guidelines for the use of basic standards
    IEC 60704-2-7:1997 Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2-7: Particular requirements for fans
    ANSI S1.21 72 : LATEST NOISE CONTROL ENGINEERING
    ISO 5801:2017 Fans — Performance testing using standardized airways
    ISO 13347-2:2004 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method
    ISO 6926:2016 Acoustics Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels
    ISO 10302-1:2011 Acoustics — Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices — Part 1: Airborne noise measurement
    ISO 80000-1:2009 Quantities and units — Part 1: General
    ISO 3741:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Precision methods for reverberation test rooms
    ISO 13347-1:2004 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 1: General overview
    ISO 7235:2003 Acoustics — Laboratory measurement procedures for ducted silencers and air-terminal units — Insertion loss, flow noise and total pressure loss
    ISO 3743-1:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for small movable sources in reverberant fields Part 1: Comparison method for a hard-walled test room
    ISO 27327-1:2009 Fans — Air curtain units — Part 1: Laboratory methods of testing for aerodynamic performance rating
    ISO 13349:2010 Fans — Vocabulary and definitions of categories
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