BSI - BS 4856-4
Methods of Testing and Rating Fan Coil Units; Unit Heaters and Unit Coolers Part 4: Acoustic Performance; Without Additional Ducting
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| Organization: | BSI |
| Publication Date: | 31 January 1978 |
| Status: | inactive |
| Page Count: | 12 |
| ICS Code (Ventilation and air-conditioning systems): | 91.140.30 |
| ICS Code (Noise emitted by machines and equipment): | 17.140.20 |
scope:
Testing and rating for sound power emission from equipment defined in BS 4856:Parts 1 and 8, when used directly in the conditioned space, i.e. without ducting. Instructions for calculations and for presentation of test results.
Document History
September 15, 1997
Methods for Testing and rating fan coil units, unit heaters and unit coolers Part 4. Determination of sound power levels of fan coil units, unit heaters and unit coolers using reverberation rooms
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BS 4856-4
January 31, 1978
Methods of Testing and Rating Fan Coil Units; Unit Heaters and Unit Coolers Part 4: Acoustic Performance; Without Additional Ducting
Testing and rating for sound power emission from equipment defined in BS 4856:Parts 1 and 8, when used directly in the conditioned space, i.e. without ducting. Instructions for calculations and for...