Noise Criteria Curves - Mitsubishi Electric SUZ-SM35VA Technical & Service Manual

5

NOISE CRITERIA CURVES

SUZ-SM35VA.TH
FAN SPEED
High
Med.
90
80
70
60
50
40
30
20
10
63 125 250
BAND CENTER FREQUENCIES, Hz
SUZ-SM60VA.TH
FAN SPEED
High
90
80
70
60
50
40
30
20
10
63 125
OCH779
FUNCTION SPL(dB(A)) LINE
COOLING 48
HEATING 48
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
NC-10
500 1000 2000 4000 8000
FUNCTION SPL(dB(A)) LINE
COOLING 49
HEATING 51
NC-10
250 500 1000 2000 4000
BAND CENTER FREQUENCIES, Hz
Test conditions
SUZ-SM50VA.TH
90
80
70
60
50
40
30
20
10
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
8000
Cooling: Dry-bulb temperature 35°C
Heating: Dry-bulb temperature 7°C
Wet-bulb temperature 6°C
12
FAN SPEED FUNCTION SPL(dB(A))
COOLING 48
High
HEATING 49
NC-10
63 125 250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
OUTDOOR UNIT
1 m
MICROPHONE
LINE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000