Noise Criteria Curves - Mitsubishi Electric M Series Manual

CEILING CASSETTE Inverter Heat Pump
C.3.5 NOISE CRITERIA CURVES
C.3.5.1 Inverter Heat Pump
MLZ-KA25VA
FAN SPEED
High
Test conditions,
Cooling : Dry-bulb temperature 27
Heating : Dry-bulb temperature 20
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
MLZ-KA50VA
FAN SPEED
High
Test conditions,
Cooling : Dry-bulb temperature 27
Heating : Dry-bulb temperature 20
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
C-280
FUNCTION SPL(dB(A)) LINE
COOLING 35
HEATING
36
Wet-bulb temperature 19
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
NC-10
500 1000 2000 4000 8000
FUNCTION SPL(dB(A)) LINE
COOLING 43
HEATING
43
Wet-bulb temperature 19
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
NC-10
500 1000 2000 4000 8000
MLZ-KA35VA
FAN SPEED
High
Test conditions,
Cooling : Dry-bulb temperature 27
Heating : Dry-bulb temperature 20
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
INDOOR UNIT
1.4m
MICROPHONE
M series
FUNCTION SPL(dB(A)) LINE
37
COOLING
HEATING 38
Wet-bulb temperature 19
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
NC-10
500 1000 2000 4000 8000
CEILING
GRILLE