BS 848-2.2(2004) : 2004
Current
The latest, up-to-date edition.
INDUSTRIAL FANS - DETERMINATION OF FAN SOUND POWER LEVELS UNDER STANDARDIZED LABORATORY CONDITIONS - PART 2: REVERBERANT ROOM METHOD
23-11-2012
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
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