4
NOISE CRITERIA CURVES
NOISE CRITERIA CURVES
MUCF-GA35VB
FAN SPEED
High
Test conditions,
Cooling : Dry-bulb temperature 35: Wet-bulb temperature 24:
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63
125
250
BAND CENTER FREQUENCIES, Hz
MUCF-GA60VB
FAN SPEED
High
Test conditions,
Cooling : Dry-bulb temperature 35: Wet-bulb temperature 24:
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63
125
250
BAND CENTER FREQUENCIES, Hz
FUNCTION
SPL(dB(A))
LINE
COOLING
49
500
1000
2000
4000
8000
FUNCTION
SPL(dB(A))
LINE
COOLING
53
500
1000
2000
4000
8000
MUCF-GA50VB
Test conditions,
Cooling : Dry-bulb temperature 35: Wet-bulb temperature 24:
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
NC-20
CONTINUOUS
NOISE
10
63
MICROPHONE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
6
FAN SPEED
FUNCTION
SPL(dB(A))
High
COOLING
52
125
250
500
1000
2000
BAND CENTER FREQUENCIES, Hz
OUTDOOR UNIT
1m
LINE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000
8000