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Superseded

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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Superseded date

03-31-2014

Language(s)

English

Publisher

British Standards Institution

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

BS ISO 27327-2

Committee	MCE/17
DocumentType	Draft
Pages	96
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS ISO 27327-2:2014

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