Noise Criteria Curves - Mitsubishi Electric MUZ-DW25VF-E1 Service Manual

5

NOISE CRITERIA CURVES

MUZ-DW25VF
FUNCTION SPL(dB(A))
90
80
70
60
50
40
30
20
10
63 125 250 500
BAND CENTER FREQUENCIES, Hz
MUZ-DW50VF
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
OBH906A
LINE
COOLING 50
50
HEATING
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
NC-10
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
NC-10
500 1000 2000 4000 8000
Test conditions
Cooling: Dry-bulb temperature 35°C
Wet-bulb temperature 24°C
Heating: Dry-bulb temperature
Wet-bulb temperature
MUZ-DW35VF
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
7°C
6°C
8
FUNCTION SPL(dB(A)) LINE
COOLING 51
51
HEATING
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
NC-10
500 1000 2000 4000 8000
OUTDOOR UNIT
1 m
MICROPHONE