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British & International Standards

BS 4954





Standard Number:  BS 4954-2:1978
 
Title:  Methods for testing and rating induction units for air distribution systems. Acoustic testing and rating
 
Abstract:  Methods of acoustic testing and rating of induction units for sound power emission and terminal attenuation.
 
Status:  Confirmed, Current
 
Publication Date:  1978/11/30
 
Confirmed on:  2007/06/01
 
Cross References:  BS 350, BS 661, BS 848:Part 2, BS 1042:Part 1, BS 2475, BS 3638, BS 3763, BS 4196, BS 4197, BS 4954:Part 1, PD 5686, ISO/R 495, ISO/R 1680, ISO/R 1996, ISO/R 2204,
 
Supersedes Draft:  76/71261 DC
 
Descriptors:  Induction units, Air control devices, Air-conditioning systems, Air-distribution systems, Acoustic testing, Acoustic measurement, Ratings, Noise (environmental), Sound intensity, Audiofrequencies, Sound sources, Graphical methods, Extrapolation


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