6
®
The sound levels refer to:
- units operating at full load
- rated test conditions
SOUND LEVELS
Version S / Configuration ST
Version S / Configuration LN
INTENDED USE
The unit is designed to cool water or a water and glycol mix for air-conditioning, within the limits defined in the technical bulletin and
this manual.
ADDITIONAL SAFETY PRECAUTIONS
This unit has been especially designed and manufactured so to prevent any risk to persons and health hazard.
For this reason, design solutions fit to eliminate (where possible) any cause of risk and sensibly reduce the probability of
danger have been adopted.
Please refer to the "Residual Risks" section of this manual and strictly observe the behaviour prescriptions listed there in order to
prevent any possible risk that hasn’t been possible to avoid in the design stage.
The sound pressure level is measured 1 metre from the surface of the unit operating in an open field.
General Information
Size SOUND POWER LEVEL (dB)
Sound
Pressure
Level
ST
Octave Band (Hz)
63 125 250 500 1000 2000 4000 8000 dB(A) dB(A)
302
90 91 91 88 86 82 75 68 72 91
323
92 94 93 90 88 84 76 70 74 93
404
93 95 94 91 89 85 77 71 75 93
464
95 96 95 93 90 86 78 73 77 95
524
95 96 95 93 91 87 79 73 77 95
564
95 96 95 93 91 87 80 73 77 95
614
95 96 95 93 90 87 80 73 77 95
Sound
Power Level
Size SOUND POWER LEVEL (dB)
Sound
Pressure
Level
LN
Octave Band (Hz)
63 125 250 500 1000 2000 4000 8000 dB(A) dB(A)
302
84 83 82 79 76 72 67 57 63 81
323
86 86 84 80 78 73 67 60 65 83
404
88 88 86 82 80 75 67 62 66 85
464
89 89 87 84 81 75 69 62 67 86
524
89 89 87 85 82 75 70 62 68 86
564
89 89 87 84 81 76 71 62 68 86
614
88 88 87 83 81 77 72 62 68 86
Sound
Power Level
Data calculated according to ISO 3744