Oc Tav E-Band F Requenc Y (Hz - McQuay MCM 020 D Manual

MCM030D/DR NC Curves
70
60
50
40
30
20
10
0
125 250 500
M eas ured in anec ho ic ro o m at 1m in fro nt o f the unit and 1m belo w the air dis c harge o pening
MCM040D/DR NC Curves
70
60
50
40
30
20
10
0
125 250 500
M eas ured in anec ho ic ro o m at 1m in fro nt o f the unit and 1m belo w the air dis c harge o pening
1000 2000

Oc tav e-band f requenc y (Hz )

1000 2000
Oc tav e-band f requenc y (Hz )
Page 17
N C -5 0
N C -4 5
Hig h f an
N C -4 0
M ed ium f an
N C -3 5
Lo w f an
N C -3 0
N C -2 5
N C -2 0
4000 8000
N C -5 0
Hig h f an
N C -4 5
M ed ium f an
N C -4 0
Lo w f an
N C -3 5
N C -3 0
N C -2 5
N C -2 0
4000 8000