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BS ISO 27327-2:2014

BS ISO 27327-2:2014

Current

Current

The latest, up-to-date edition.

Fans. Air curtain units Laboratory methods of testing for sound power

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

03-31-2014

Publisher

British Standards Institution

Foreword
Introduction
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 setup
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 broadband sound
Annex F (informative) - Room qualification
        for sound sources with pure tones/narrow-band
        sound
Bibliography

Describes the determination of the acoustic performance of air curtain units.

This part of ISO27327 deals with the determination of the acoustic performance of air curtain units. In addition, it can be used to determine the acoustic performance of air curtain units combined with an ancillary device.

Committee
MCE/17
DevelopmentNote
Supersedes 12/30257842 DC. (03/2014)
DocumentType
Standard
Pages
50
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 27327-2:2014 Identical

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 3747:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering/survey methods for use in situ in a reverberant environment
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 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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