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  • BS ISO 13347-2:2004

    Current The latest, up-to-date edition.

    Industrial fans. Determination of fan sound power levels under standardized laboratory conditions Reverberant room method

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  29-12-2006

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Limitations on use
    4 Field of application
    5 Instrumentation
    6 Test method
    7 Acoustic environment
    8 Test set-up and ducting
    9 Observations
    10 Calculations
    Annex A (normative) - Room qualification for sound sources
            with broad band sound
    Annex B (informative) - Room qualification for sound sources
            with pure tones/narrow-band sound
    Annex C (informative) - Total fan sound testing with attached
            ducts
    Annex D (normative) - Transmission element
    Bibliography

    Abstract - (Show below) - (Hide below)

    Provides a detailed description of reverberant room methods for the determination of fan sound power levels.

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

    Committee MCE/17
    Development Note Also numbered as BS 848-2.2(2004). Together with BS ISO 13347-1, BS ISO 13347-3, BS ISO 13347-4, BS 848-2.1(2004), BS 848-2.3(2004) & BS 848-2.4(2004), it supersedes BS 848-2(1985). (08/2004) Supersedes 02/705654 DC. (09/2004) Reviewed and confirmed by BSI, September 2015. (09/2015)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    DEFSTAN 02-813/2(2009) : 2009 REQUIREMENTS FOR STRUCTURE BORNE VIBRATION AND AIRBORNE NOISE TESTING OF WARSHIP EQUIPMENT
    DEFSTAN 02-813/3(2016) : 2016 REQUIREMENTS FOR STRUCTURE BORNE VIBRATION AND AIRBORNE NOISE TESTING OF WARSHIP EQUIPMENT

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

    ISO 10302:1996 Acoustics Method for the measurement of airborne noise emitted by small air-moving devices
    ISO 3742:1988 Acoustics — Determination of sound power levels of noise sources — Precision methods for discrete-frequency and narrow-band sources in reverberation rooms
    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
    ISO 13350:2015 Fans Performance testing of jet fans
    ANSI S1.21 72 : LATEST NOISE CONTROL ENGINEERING
    ISO 5801:2017 Fans — Performance testing using standardized airways
    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 5136:2003 Acoustics — Determination of sound power radiated into a duct by fans and other air-moving devices — In-duct method
    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 13349:2010 Fans — Vocabulary and definitions of categories
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