Daikin FTV-A Series - Page 66

64
Sound Level
NC Curve
0
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20µPa)
Octave-band frequency (Hz)
FTV28P
NC-20
NC-30
NC-25
NC-35
NC-40
NC-45
NC-50
NC-55
NC-65
NC-60
NC-70
Q
0
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20µPa)
Octave-band frequency (Hz)
FTV35P
NC-20
NC-30
NC-25
NC-35
NC-40
NC-45
NC-50
NC-55
NC-65
NC-60
NC-70
Q