
6
• Split Sky Air • Indoor Units
9
• Indoor Units • R-410A • FTXS-FV1B
6 Sound data
6 - 1 Sound pressure spectrum
3D050979A
Octave band sound pressure level
dB:(0dB = 0.0002 μ bar)
Octave band center frequency (Hz)
FTXS50F (Cooling)
approximate threshold
hearing for continuous
noise
Legend
50Hz 220-240V (H)
50Hz 220-240V (L)
NOTE
1 Operation noise differs with operation and
ambient conditions.
2 Measure in anechoic room
3D050979A
Octave band sound pressure level
dB:(0dB = 0.0002 μ bar)
Octave band center frequency (Hz)
FTXS50F (Heating)
approximate threshold
hearing for continuous
noise
Legend
50Hz 220-240V (H)
50Hz 220-240V (L)
NOTE
1 Operation noise differs with operation and
ambient conditions.
2 Measure in anechoic room
3D051227A
Octave band sound pressure level
dB:(0dB = 0.0002 μ bar)
Octave band center frequency (Hz)
FTXS60F (Cooling)
approximate threshold
hearing for continuous
noise
Legend
50Hz 220-240V (H)
50Hz 220-240V (L)
NOTE
1 Operation noise differs with operation and
ambient conditions.
2 Measure in anechoic room
3D051227A
Octave band sound pressure level
dB:(0dB = 0.0002 μ bar)
Octave band center frequency (Hz)
FTXS60F (Heating)
approximate threshold
hearing for continuous
noise
Legend
50Hz 220-240V (H)
50Hz 220-240V (L)
NOTE
1 Operation noise differs with operation and
ambient conditions.
2 Measure in anechoic room
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