Noise Level - Mitsubishi Heavy Industries V Multi FDC71VNX Technical Manual

2.4 NOISE LEVEL

2.4 NOISE LEVEL 2.4 NOISE LEVEL
Notes(1) The data are based on the following conditions. Notes(1) The data are based on the following conditions. Notes(1) The data are based on the following conditions.
Ambient air temperature: Indoor unit 27℃WB. Outdoor unit 35℃DB. Ambient air temperature: Indoor unit 27℃WB. Outdoor unit 35℃DB. Ambient air temperature: Indoor unit 27℃WB. Outdoor unit 35℃DB.
(2) The data in the chart are measured in an anechoic room. (2) The data in the chart are measured in an anechoic room. (2) The data in the chart are measured in an anechoic room.
(3) The noise levels measured in the field are usually higher than the data because of reflection. (3) The noise levels measured in the field are usually higher than the data because of reflection. (3) The noise levels measured in the field are usually higher than the data because of reflection.
(1) Indoor units ................................................................................................... See page 27.
(2) Outdoor units (2) Outdoor units (2) Outdoor units
Measured based on JIS B 8616 Measured based on JIS B 8616 Measured based on JIS B 8616
Mike position: at highest noise level in position as mentioned below Mike position: at highest noise level in position as mentioned below Mike position: at highest noise level in position as mentioned below
Distance from front side 1m Distance from front side 1m Distance from front side 1m
Height Height Height
(a) FDC100-140
(i) Sound power level
Models FDC100VNA,100VSA Models FDC100VNA,100VSA Models FDC100VNA,100VSA
Noise level 70 dB (A) Noise level 70 dB (A) Noise level 70 dB (A)
90.0 90.0 90.0
80.0 80.0 80.0
70.0 70.0 70.0
60.0 60.0 60.0
50.0 50.0 50.0
40.0 40.0 40.0
63 63 63 125 125 125 250 250 250 500 500 500
Mid octave band frequency (Hz) Mid octave band frequency (Hz) Mid octave band frequency (Hz)
(ii) Sound pressure level
1) Rating mode
Models FDC100VNA,100VSA Models FDC100VNA,100VSA Models FDC100VNA,100VSA
Cooling noise level Hi : 54 dB (A) Cooling noise level Hi : 54 dB (A) Cooling noise level Hi : 54 dB (A)
Heating noise level Hi : 56 dB (A) Heating noise level Hi : 56 dB (A) Heating noise level Hi : 56 dB (A)
Cooling Cooling Cooling
70 70 70
60 60 60
50 50 50
40 40 40
30 30 30
20 20 20
63 63 63 125 125 125 250 250 250 500 500 500
Mid octave band frequency (Hz) Mid octave band frequency (Hz) Mid octave band frequency (Hz)
2) Silent mode
Models FDC100VNA,100VSA Models FDC100VNA,100VSA Models FDC100VNA,100VSA
Cooling noise level Hi : 50 dB (A) Cooling noise level Hi : 50 dB (A) Cooling noise level Hi : 50 dB (A)
Heating noise level Hi : 44 dB (A) Heating noise level Hi : 44 dB (A) Heating noise level Hi : 44 dB (A)
Cooling Cooling Cooling
70 70 70
60 60 60
50 50 50
40 40 40
30 30 30
20 20 20
63 63 63 125 125 125 250 250 250 500 500 500
Mid octave band frequency (Hz) Mid octave band frequency (Hz) Mid octave band frequency (Hz)
1m 1m 1m
Models FDC125VNA,125VSA Models FDC125VNA,125VSA Models FDC125VNA,125VSA
Noise level 71 dB (A) Noise level 71 dB (A) Noise level 71 dB (A)
90.0 90.0 90.0
80.0 80.0 80.0
70.0 70.0 70.0
60.0 60.0 60.0
50.0 50.0 50.0
40.0 40.0 40.0
1000 1000 1000 2000 2000 2000 4000 4000 4000 8000 8000 8000 63 63 63
Mid octave band frequency (Hz) Mid octave band frequency (Hz)
Models FDC125VNA,125VSA Models FDC125VNA,125VSA Models FDC125VNA,125VSA
Cooling noise level Hi : 55 dB (A) Cooling noise level Hi : 55 dB (A) Cooling noise level Hi : 55 dB (A)
Heating noise level Hi : 57 dB (A) Heating noise level Hi : 57 dB (A) Heating noise level Hi : 57 dB (A)
Heating Heating Heating
70 70 70 70 70 70
60 60 60 60 60 60
50 50 50 50 50 50
40 40 40 40 40 40
30 30 30 30 30 30
20 20 20 20 20 20
1000 1000 1000 2000 2000 2000 4000 4000 4000 8000 8000 8000 63 63 63
Mid octave band frequency (Hz) Mid octave band frequency (Hz)
Models FDC125VNA,125VSA Models FDC125VNA,125VSA Models FDC125VNA,125VSA
Cooling noise level Hi : 51 dB (A) Cooling noise level Hi : 51 dB (A) Cooling noise level Hi : 51 dB (A)
Heating noise level Hi : 45 dB (A) Heating noise level Hi : 45 dB (A) Heating noise level Hi : 45 dB (A)
Heating Heating Heating
70 70 70 70 70 70
60 60 60 60 60 60
50 50 50 50 50 50
40 40 40 40 40 40
30 30 30 30 30 30
20 20 20 20 20 20
1000 1000 1000 2000 2000 2000 4000 4000 4000 8000 8000 8000 63 63 63
Mid octave band frequency (Hz) Mid octave band frequency (Hz)
125 125 125 250 250 250 500 500 500 1000 1000 1000 2000 2000 2000 4000 4000 4000
Mid octave band frequency (Hz)
Cooling Cooling Cooling Heating Heating Heating
125 125 125 250 250 250 500 500 500 1000 1000 1000 2000 2000 2000 4000 4000 4000
Mid octave band frequency (Hz)
Cooling Cooling Cooling Heating Heating Heating
125 125 125 250 250 250 500 500 500 1000 1000 1000 2000 2000 2000 4000 4000 4000
Mid octave band frequency (Hz)
285
- -
'19 • PAC-T-327
Models FDC140VNA,140VSA Models FDC140VNA,140VSA Models FDC140VNA,140VSA
Noise level 73 dB (A) Noise level 73 dB (A) Noise level 73 dB (A)
90.0 90.0 90.0
80.0 80.0 80.0
70.0 70.0 70.0
60.0 60.0 60.0
50.0 50.0 50.0
40.0 40.0 40.0
8000 8000 8000 63 63 63 125 125 125 250 250 250 500 500 500
Mid octave band frequency (Hz) Mid octave band frequency (Hz) Mid octave band frequency (Hz)
Models FDC140VNA,140VSA Models FDC140VNA,140VSA Models FDC140VNA,140VSA
Cooling noise level Hi : 57 dB (A) Cooling noise level Hi : 57 dB (A) Cooling noise level Hi : 57 dB (A)
Heating noise level Hi : 59 dB (A) Heating noise level Hi : 59 dB (A) Heating noise level Hi : 59 dB (A)
Cooling Cooling Cooling
70 70 70 70 70 70
60 60 60 60 60 60
50 50 50 50 50 50
40 40 40 40 40 40
30 30 30 30 30 30
20 20 20 20 20 20
8000 8000 8000 63 63 63 125 125 125 250 250 250 500 500 500
Mid octave band frequency (Hz) Mid octave band frequency (Hz) Mid octave band frequency (Hz)
Models FDC140VNA,140VSA Models FDC140VNA,140VSA Models FDC140VNA,140VSA
Cooling noise level Hi : 53 dB (A) Cooling noise level Hi : 53 dB (A) Cooling noise level Hi : 53 dB (A)
Heating noise level Hi : 47 dB (A) Heating noise level Hi : 47 dB (A) Heating noise level Hi : 47 dB (A)
Cooling Cooling Cooling
70 70 70 70 70 70
60 60 60 60 60 60
50 50 50 50 50 50
40 40 40 40 40 40
30 30 30 30 30 30
20 20 20 20 20 20
8000 8000 8000 63 63 63 125 125 125 250 250 250 500 500 500
Mid octave band frequency (Hz) Mid octave band frequency (Hz) Mid octave band frequency (Hz)
1000 1000 1000 2000 2000 2000 4000 4000 4000 8000 8000 8000
Heating Heating Heating
70 70 70
60 60 60
50 50 50
40 40 40
30 30 30
20 20 20
1000 1000 1000 2000 2000 2000 4000 4000 4000 8000 8000 8000
Heating Heating Heating
70 70 70
60 60 60
50 50 50
40 40 40
30 30 30
20 20 20
1000 1000 1000 2000 2000 2000 4000 4000 4000 8000 8000 8000