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Normas BSI – AENOR
BS 4856-4:1978

BS 4856-4:1978

Methods for testing and rating fan coil units, unit heaters and unit coolers. Acoustic performance; without additional ducting

Fecha Anulación:
1997-09-15 /Withdrawn
Comité:
RHE/6
Relación con otras normas BSI:

Reemplazada por: BS 4856-4:1997

Keywords:
Noise (environmental), Unit coolers, Acoustic measurement, Fan coil units, Sound sources, Sound intensity, Unit heaters, Test equipment, Air-conditioning equipment, Performance, Ratings, Mathematical calculations, Heat exchangers, Air treatment devices
216,12
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