Mitsubishi Electric Mr.SLIM PUZ-M200YKA.UK Service Manual page 15

5-4. NOISE CRITERION CURVES
PUZ-M200YKA.UK
90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
PUZ-M200YKAR1
90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
OCH737B
MICROPHONE
1.5 m
SPL(dB)
MODE LINE
COOLING
58
HEATING 60
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
SPL(dB)
MODE LINE
COOLING 58
HEATING 60
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500 1000 2000 4000 8000
1 m
PUZ-M250YKA.UK
90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125
PUZ-M250YKAR1
90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125
15
UNIT
GROUND
SPL(dB)
MODE
COOLING
59
HEATING 62
250 500 1000 2000 4000
BAND CENTER FREQUENCIES, Hz
SPL(dB)
MODE
COOLING
HEATING
250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
LINE
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
8000
LINE
59
62
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000