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

4

NOISE CRITERIA CURVES

MSC-GE20VB
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
MSC-GE35VB
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
OBH529A
SPL(dB ) LINE
FAN SPEED FUNCTION
(A)
COOLING
High 36
HEATING
Wet-bulb temperature19
Wet-bulb temperature -
NC-10
500 1000 2000 4000 8000
FAN SPEED FUNCTION SPL(dB ) LINE
(A)
COOLING 40
High
HEATING 39
Wet-bulb temperature 19
Wet-bulb temperature -
NC-10
500 1000 2000 4000 8000
MSC-GE25VB
Test conditions,
Cooling : Dry-bulb temperature 27
Heating : Dry-bulb temperature 20
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
20
NC-20
10
63 125
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
5
SPL(dB
FAN SPEED FUNCTION
(A)
COOLING 36
High
HEATING 39
Wet-bulb temperature 19
Wet-bulb temperature -
NC-10
250 500 1000 2000 4000
BAND CENTER FREQUENCIES, Hz
) LINE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
8000