Noise Level - Mitsubishi Heavy Industries FDT28KXZE1 Technical Manual

4. NOISE LEVEL

Note (1) The data are based on the following conditions.
Ambient air tempetature: Indoor unit 27˚C DB, 19˚C WB. Outdoor unit 35˚C DB
(2) The data in the chart are measuted in an unechonic room.
(3) The noise levels measured in the field are usually higher than the data because of reflection.
(1) Ceiling cassette-4 way (FDT)
FDT28,36,45KXZE1
Noise level 38dB(A) at P-Hi
60
50
40
30
20
10
63 125 250 500 1000
Mid octave band frequency (Hz)
FDT90KXZE1
Noise level 49dB(A) at P-Hi
60
50
40
30
20
10
63 125 250 500 1000
Mid octave band frequency (Hz)
Measured based on JIS B 8616
Mike position as right
FDT56KXZE1
Noise level 44dB(A) at P-Hi
60 60
50 50
40 40
30 30
20 20
10 10
2000 4000 8000 63 125
Mid octave band frequency (Hz)
FDT112,140,160KXZE1
Noise level 49dB(A) at P-Hi
60 60
50 50
40 40
30 30
20 20
10 10
2000 4000 8000 63 125
Mid octave band frequency (Hz)
60
50
40
30
20
10
250 500 1000 2000 4000 8000
60
50
40
30
20
10
250 500 1000 2000 4000 8000
63
- -
'19 • KX-T-310D
1.5m
Mike (center & low points)
FDT71KXZE1
Noise level 47dB(A) at P-Hi
60
50
40
30
20
10
63 125 250 500 1000 2000
Mid octave band frequency (Hz)
60
50
40
30
20
10
4000 8000