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12. Sound Levels
12.1 Sound Pressure Level
Sound Pressure Levels
Model
Cooling
ARUV025GSD0
ARUV030GSD0
ARUV040GSD0
n Cooling
ARUV025GSD0
80
70
60
50
40
30
20
Approximate
Hearing
Threshold
10
63
125
250
500
1000
2000 4000
Octave Band Center Frequency (Hz)
Unit : dB(A)
(60Hz)
Heating
50
-
50
-
50
-
ARUV030GSD0
ARUV040GSD0
80
70
NC-65
60
NC-60
NC-55
50
NC-50
NC-45
40
NC-40
NC-35
30
NC-30
NC-25
20
Approximate
NC-20
Hearing
Threshold
NC-15
10
8000
63
125
250
Octave Band Center Frequency (Hz)
Notes:
• Data is valid at free field condition
• Data is valid at nominal operating condition
• Sound level will vary depending on a range of factors
such as the construction (acoustic absorption coefficient)
of particular room in which the equipment is installed
• Sound level can be increased in static pressure
mode or used air guide.
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
500
1000
2000 4000
8000
1m
R410A(50/60Hz)
_ 27
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