Hitachi RAC-25WXE - 4.2. RAC-35 WXE SOUND LEVELS

SOUND DATA
12
4 SOUND DATA
4.1. RAC-25WXE
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)
250 500 1000 2000
Octave band main wave length (Hz)
Sound Pressure Level (dB)
250 500 1000 2000
Octave band main wave length (Hz)
COOLING
HEATING
49.0
46.3
46.1
43.4
40.5
37.0
30.4
24.4
NC - 15
NC - 20
NC - 25
NC - 30
NC - 35
NC - 40
NC - 45
NC - 50
NC - 55
NC - 60
NC - 65
NC - 70
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
63 125 4000 8000
47.1
48.4
46.6
45.0
42.3
38.3
32.7
26.8
NC -15
NC -20
NC -25
NC -30
NC -35
NC -40
NC -45
NC -50
NC -55
NC -60
NC -65
NC -70
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
63 125 4000 8000