33
Sound Data AWM-G-2009
0
10
20
30
40
50
60
Sound pressure level (dB,ref 20μPa)
AWM 15G/GR , A5WM 15G/GR
NC CURVES
125 250 500 1000 2000 4000 8000
Octave-band frequency (Hz)
High Fan
Medium Fan
Low Fan
NC-20
NC-30
NC-45
NC-40
NC-25
NC-35
0
10
20
30
40
50
60
Sound pressure level (dB,ref 20μPa)
AWM 20G/GR , A5WM 20G/GR
NC CURVES
125 250 500 1000 2000 4000 8000
Octave-band frequency (Hz)
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
High Fan
Medium Fan
Low Fan