Haier AB072MRERA - Sound Pressure Level

165
Convertable Type
Indoor Unit
7.8 Sound pressure level
(1) Testing illustrate:
(2) Testing condition:
a. Unit running in the nominal condition
b. Test in the semi-anechoic chamber
c. Noise level varies from the actual factors such as room structure, etc.
1m
1m
(3) Octave band level:
Octave band sound pressure level dB
Octave band sound pressure level dB
Octave band sound pressure level dB
70
70
70
60
60
60
40
40
40
30
30
30
20
20
20
10
10
10
63
63
63125
125
125250
250
250500
500
5001000
1000
10002000
2000
20004000
4000
40008000
8000
8000
50
50
50
Limit of
audible
continuous
noise
Limit of
audible
continuous
noise
Limit of
audible
continuous
noise
Octave band center frequency (HZ)
Octave band center frequency (HZ)
Octave band center frequency (HZ)
AC28~302MFERAAC09~242MCERA
AC38~482MFERA