Noise Criteria Curves - Mitsubishi Electric MU-GE50VB- E1 Service Manual

NOISE CRITERIA CURVES

4
MU-GE50VB
Test conditions,
Cooling :Dry-bulb temperature35°C Wet-bulb temperature24°C
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
FUNCTION SPL(dB ) LINE
(A)
COOL 52
NC-10
500 1000 2000 4000 8000
MUH-GE50VB
Test conditions,
Cooling :Dry-bulb temperature35°C Wet-bulb temperature24°C
Heating :Dry-bulb temperature 7°C
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
20
NC-20
10
63 125
MICROPHONE
4
FUNCTION SPL(dB
COOLING
HEATING
Wet-bulb temperature 6°C
NC-10
250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
OUTDOOR UNIT
1m
) LINE
(A)
52
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000