Service manual

99
NOISE CRITERIA CURVES
5
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
OCTAVE 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
High
Med.
FAN SPEED
HEATING
46
46
Test conditions,
Cooling : Dry-bulb temperature 35Wet-bulb temperature (24)
Heating : Dry-bulb temperature 7Wet-bulb temperature 6
SUZ-KA25VA2.TH
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
OCTAVE 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
FAN SPEED
HEATING
47
48
Test conditions,
Cooling : Dry-bulb temperature 35Wet-bulb temperature (24)
Heating : Dry-bulb temperature 7Wet-bulb temperature 6
High
Med.
SUZ-KA35VA2.TH
COOLING
FUNCTION
SPL(dB(A)) LINE
High
FAN SPEED
HEATING
53
55
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
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : Dry-bulb temperature 35Wet-bulb temperature (24)
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
Heating : Dry-bulb temperature 7Wet-bulb temperature 6
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
SUZ-KA50VA2.TH SUZ-KA60VA2.TH
Test conditions
Cooling: Dry-bulb temperature 35°C
Heating: Dry-bulb temperature 7°C
Wet-bulb temperature 6°C
OUTDOOR UNIT
MICROPHONE
1 m
SUZ-KA71VA2.TH
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
OCTAVE BAND SOUND PRESSURE LEVEL, 0dB re 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
NC-10
COOLING
FUNCTION
SPL(dB(A)) LINE
High
FAN SPEED
HEATING
55
55
Test conditions,
Cooling : Dry-bulb temperature 35Wet-bulb temperature (24)
Heating : Dry-bulb temperature 7Wet-bulb temperature 6
OCH472A