3
1
9
• VRV Systems • Indoor Unit
13
• Indoor Unit • Small concealed ceiling unit • FXDQ-M9
9
Sound data
9 - 2 Sound Pressure Spectrum
FXDQ20M9
3TW21467-1
Octave band frequency (Hz)
Sound pressure level (dB)
FXDQ25M9
3TW21477-1
Octave band frequency (Hz)
Sound pressure level (dB)