ascon ACK 20E - Engineering & Physical Data; General Data - Cooling Only (R22)

35
Sound Data ACK-E-2009
ACK 28E/ER NC Curve
10
20
30
40
50
60
70
80
63 125 250 500 1000 2000 4000 8000
Octave-band frequency (Hz)
Sound pressure level (dB, ref 20μPa)
NC70
NC65
NC55
NC50
NC20
NC25
NC30
NC35
NC40
NC45
NC60
Medium Fan
Super High Fan
High Fan
Low Fan
ACK 40E/ER NC Curve
10
20
30
40
50
60
70
80
63 125 250 500 1000 2000 4000 8000
Octave-band frequency (Hz)
Sound pressure level (dB, ref 20μPa)
NC70
NC65
NC55
NC50
NC20
NC25
NC30
NC35
NC40
NC45
NC60
Medium Fan
Super High Fan
High Fan
Low Fan
06_Sound Data_A.indd 3506_Sound Data_A.indd 35 4/6/2009 11:12:14 AM4/6/2009 11:12:14 AM