Noise Criteria Curves - Mitsubishi Electric MUZ-AY25VG Service Manual

5

NOISE CRITERIA CURVES

MUZ-AY25VG
MUZ-AY25VGH
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
MUZ-AY42VG
MUZ-AY42VGH
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
OBH931
FUNCTION SPL(dB(A)) LINE
COOLING 47
48
HEATING
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
FUNCTION SPL(dB(A)) LINE
COOLING
50
51
HEATING
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
MUZ-AY35VG
MUZ-AY35VGH
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
MUZ-AY50VG
MUZ-AY50VGH
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
Test conditions
Cooling: Dry-bulb temperature 35°C
Heating: Dry-bulb temperature 7°C Wet-bulb temperature 6°C
OUTDOOR UNIT
MICROPHONE
9
FUNCTION SPL(dB(A)) LINE
COOLING 49
50
HEATING
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
FUNCTION SPL(dB(A)) LINE
COOLING
52
52
HEATING
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
1 m