9. Operation noise (sound pressure)
9-1. Noise level curve
¢
Model: AOYG22KBTB
Cooling
Octave band sound pressure level, dB: (0 dB=0.0002 µbar)
Octave band center frequency, Hz
80
70
60
50
40
30
20
10
0
63 125 250 500 1,000 2,000 4,000 8,000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
Heating
Octave band sound pressure level, dB: (0 dB=0.0002 µbar)
Octave band center frequency, Hz
80
70
60
50
40
30
20
10
0
63 125 250 500 1,000 2,000 4,000 8,000
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-25
NC-20
NC-15
NC-30
9-2. Sound level check point
1 m
MicrophoneMicrophone
Rear
Airflow
Rear view
Side view
NOTE: Detailed shape of the actual outdoor unit might be slightly different from the one illustrated
above.
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9-1. Noise level curve
9. Operation noise (sound pressure)
OUTDOOR UNIT
AOYG22KBTB
OUTDOOR UNIT
AOYG22KBTB