8. Operation noise (sound pressure)
8-1. Noise level curve
Model: AOYG18LBCA
Cooling
80
70
60
50
40
30
20
10
0
63
125
250
500
Octave band center frequency ,Hz
Model: AOYG24LBCA
Cooling
80
70
60
50
40
30
20
10
0
63
125
250
500
Octave band center frequency ,Hz
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1000
2000
4000
8000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1000
2000
4000
8000
- 113 -
Heating
80
70
60
50
40
30
20
10
0
63
125
250
500
Octave band center frequency ,Hz
Heating
80
70
60
50
40
30
20
10
0
63
125
250
500
Octave band center frequency ,Hz
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1000
2000
4000
8000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
1000
2000
4000
8000