4
4
NOISE CRITERIA CURVES
MSZ-GC22VA
MSZ-GC25VA
INDOOR UNIT
WALL
MICROPHONE
0.8m
1m
90
80
70
60
50
40
30
20
10
63
125
250
500
1000
2000
4000
8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
COOLING
FUNCTION
SPL(dB(A))
LINE
Super High
FAN SPEED
HEATING
Test conditions
Cooling : Dry-bulb temperature 27
:
Wet-bulb temperature 19
:
Heating : Dry-bulb temperature 20
:
43
43
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
MSZ-GC35VA
90
80
70
60
50
40
30
20
10
63
125
250
500
1000
2000
4000
8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
COOLING
FUNCTION
SPL(dB(A))
LINE
Super High
FAN SPEED
HEATING
43
43
