Haier AB072MRERA - Sound Pressure Level

24
2.8 Sound pressure level
1) Testing illustrate:
2) Testing condition:
a: Unit running in the normal condition
b: Test in the semi-anechoic chamber
c: Noise level varies from the actual factors
such as room structure, etc.
1.5M
Octave band sound pressure level dBOctave band sound pressure level dB
Octave band sound pressure level dB
Octave band sound pressure level dB
Octave band sound pressure level dB
Octave band sound pressure level dB
10
63 63
636363
125 125
125125125
250 250
250250250
500 500
500500500
1000 1000
100010001000
2000 2000
200020002000
4000 4000
400040004000
8000 8000
800080008000
10 10
10
10
10
20 20 20
20
20
20
30 30 30
30
30
30
40 40 40
4040
40
50 50 50
50
50
50
60 60 60
60
60
60
70 70 70
70
70
70
Octave band center frequency (Hz) Octave band center frequency (Hz) Octave band center frequency (Hz)
Octave band center frequency (Hz)Octave band center frequency (Hz)Octave band center frequency (Hz)
AB052-122MCERA
AB162MCERA
AB182MCERA(C)
AB182MCERA
AB482MCERA
AB242MCERA AB282-382MCERA
Limit of
audible
continuous
noise
Limit of
audible
continuous
noise
Limit of
audible
continuous
noise
Limit of
audible
continuous
noise
Limit of
audible
continuous
noise
Limit of
audible
continuous
noise
63
125
250
500
1000 2000 4000
8000