Dry Cooler
Condensers
22 Dry Coolers Technical Manual 9308503 V1.8.0_04_2016
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Sound Data
Method of Sound
Measurement
All sound data quoted has been measured in the third-octave band limited values, using a
Real Time Analyser calibrated sound intensity meter in accordance with BS EN ISO9614
Part 1: 2009
All Sound Power Levels quoted are calculated from measured sound intensity according
BS EN ISO9614 Part 1: 2009
Semi Hemispherical
Sound Pressure Levels are calculated from sound power using the semi-hemispherical
method where the noise source is in junction with 2 boundaries i.e. the floor and 1 wall.
IMPORTANT
The sound data quoted is based on the unit having the STANDARD FAN running at FULL SPEED
under normal operating conditions. For sound data of optional fan selections, please contact
Airedale.