Noise Criteria Curves - Mitsubishi Electric SUZ-M25VA Technical & Service Manual

5

NOISE CRITERIA CURVES

SUZ-M25VA.TH
SUZ-M25VA-ET.TH
FAN SPEED
High
Med.
90
80
70
60
50
40
30
20
10
63 125
BAND CENTER FREQUENCIES, Hz
SUZ-M50VA.TH
SUZ-M50VA-ET.TH
OUTDOORUNIT
FAN SPEED
MICROPHONE High
90
80
70
60
50
40
30
20
10
63 125
BAND CENTER FREQUENCIES, Hz
Test conditions
Cooling: Dry-bulb temperature 35°C
Heating: Dry-bulb temperature 7°C
Wet-bulb temperature 6°C
OCH684
FUNCTION SPL(dB(A)) LINE
COOLING 45
HEATING 46
NC-10
250 500 1000 2000 4000 8000
FUNCTION SPL(dB(A)) LINE
1m
COOLING 48
HEATING 49
NC-10
250 500 1000 2000 4000 8000
MICROPHONE
SUZ-M35VA.TH
SUZ-M35VA-ET.TH
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
20
NC-20
10
SUZ-M60VA.TH
SUZ-M60VA-ET.TH
90
80
MICROPHONE
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
20
NC-20
10
OUTDOOR UNIT
1 m
13 13
FAN SPEED FUNCTION SPL(dB(A))
COOLING 48
High
Med.
HEATING 48
NC-10
63 125 250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
SUZ-M71VA.TH
SUZ-M71VA-ET.TH
FAN SPEED FUNCTION SPL(dB(A))
COOLING 49
High
HEATING 51
OUTDOORUNIT
1m
NC-10
63 125 250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
LINE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000
LINE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000