Airwell AWSI-CFV007-N11, Руководство по обслуживанию

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15
8. Sound pressure leve l
1 ) 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.
O
cta
ve ban
d sound
pressur
e level
dB
O
cta
ve ban
d sound
pressur
e level
dB
O
cta
ve ban
d sound
pressur
e level
dB
O
cta
ve ban
d sound
pressur
e level
dB
10
63
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63
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Octave band center frequency (Hz)
Octave band center frequency (Hz)
Octave band center frequency (Hz)
Octave band center frequency (Hz)
AWSI-CFV007~018-N11
AWSI-CFV048~60-N11
AWSI-CFV024-N11
AWSI-CFV030~38-N11
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