6
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
42
44
NC-10
NOISE CRITERIA CURVE
4
Test conditions
Cooling: Dry-bulb temperature 27 °C
Wet-bulb temperature 19 °C
Heating: Dry-bulb temperature 20 °C
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
44
46
NC-10
MSZ-FH25VE MSZ-FH35VE
MSZ-FH25VE2 MSZ-FH35VE2
MSZ-FH50VE
MSZ-FH50VE2
OBH623D
