Operation Noise (Sound Pressure); Noise Level Curve - Fujitsu AOU30RLXEH Design & Technical Manual

8. Operation noise (sound pressure)

8-1. Noise level curve

 Model: ASU30RLE
 Cooling
80
70
60
50
40
30
QUIET
20
10
0
63 125 250 500
Octave band center frequency, Hz
NC-65
NC-60
NC-55
HIGH
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1,000 2,000 4,000 8,000
 Heating
80
70
60
50
40
30
QUIET
20
10
0
63 125 250
Octave band center frequency, Hz
- 22 -
NC-65
NC-60
NC-55
HIGH
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
500 1,000 2,000 4,000 8,000