Hitachi RAK-18RPD - RAC-25 WPD Sound Data

The Sound Pressure Level is based on the following conditions:
-
1 meter from the unit front surface and 1 meter from floor level
The above data was measured in an anechoic chamber. Please take into consideration reflected sound of your specific site
Sound Pressure Level (dB)
Octave band main wave length (Hz)
Sound Pressure Level (dB)
Octave band main wave length (Hz)
COOLING
HEATING
4.2. RAC-25WPD
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
63 125 250 500 1000 2000 4000 8000
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
63 125 250 500 1000 2000 4000 8000
49.1
47.9
46.7
45.8
40.4
36.2
30.1
24.2
NC-15
NC-20
NC-25
NC-30
N
C-35
N
C-40
NC-45
N
C-50
N
C-55
N
C-60
N
C-65
NC-70
51.4
47.2
46.7
46.4
41.9
38.4
32.1
25.3
NC-15
NC-20
NC-25
NC-30
N
C-35
N
C-40
NC-45
N
C-50
N
C-55
N
C-60
N
C-65
NC-70
SOUND DATA
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