Mitsubishi Heavy Industries SRRM40HENG-L, Руководство пользователя

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709
V MULTI
18.2.8 Noise level
Notes (1) The data are based on the following conditions.
Ambient air temperature:
Indoor unit 27˚C DB, 19˚C WB.
Outdoor unit 35˚C DB.
Indoor unit
Measured based on JIS B 8616
Mike position as below
(2) The data in the chart are measured in an unechonic room.
(3) The noise levels measured in the field are usually higher than the data because of reflection.
Outdoor unit
Only case of FDC508
Measured based on JIS B 8616
Mike position: at highest noise level
in position as below
Distance from front side 1 m
Height 1 m
Only case of FDC808, 1008
Mike position: front height is 1 meter.
Model FDT208-A
Noise level
38 dB (A) at HIGH
33 dB (A) at LOW
Model FDT258-A
Noise level
39 dB (A) at HIGH
35 dB (A) at LOW
Model FDT408-A
Noise level 48 dB (A) at HIGH
40 dB (A) at LOW
Model FDT508-A
Noise level 49 dB (A) at HIGH
43 dB (A) at LOW
Mike (center & low points)
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
Unit Unit
Silent panel Canvas panel
1.5m
1.5m
Model FDR208-A
Noise level
43 dB (A) at HIGH
37 dB (A) at LOW
Model FDR258-A
Noise level
43 dB (A) at HIGH
37 dB (A) at LOW
Model FDR308-A
Noise level
44 dB (A) at HIGH
38 dB (A) at LOW
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
Mid octave band frequency (Hz)
N30
N20
N50
N60
N70
63 125 250 500 1000 2000 4000 8000
20
30
40
50
60
70
20
30
40
50
60
70
N40
Sound pressure level (Standard 0.0002
µ
bar) dB
(b) Cassetteria type (FDR)
1) Silent panel
FDT series FDR series
Model FDT308-A
Noise level
41 dB (A) at HIGH
35 dB (A) at LOW
(1) Indoor unit
(a) Ceiling recessed type (FDT)