Mitsubishi Electric PUZ-ZM60VHA2 Service Manual page 16

5-3. NOISE CRITERION CURVES
PUZ-ZM60VHA2(-ET/-ER).UK
PUZ-ZM71VHA2(-ET/-ER).UK
90
80
70
60
50
40
30
APPROXIMATE
THRESHOLD OF
20
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250 500
BAND CENTER FREQUENCIES, Hz
PUZ-ZM125VKA2(-ET/-ER).UK
PUZ-ZM140VKA2(-ET/-ER).UK
PUZ-ZM125YKA2(-ET/-ER).UK
PUZ-ZM140YKA2(-ET/-ER).UK
90
80
70
60
50
40
30
APPROXIMATE
THRESHOLD OF
20
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250 500
BAND CENTER FREQUENCIES, Hz
OCH771
MODE SPL(dB) LINE
COOLING 47
HEATING 49
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
1000 2000 4000 8000
SPL(dB)
MODE LINE
COOLING 50
HEATING 52
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
1000 2000 4000 8000
PUZ-ZM100VKA2(-ET/-ER).UK
PUZ-ZM100YKA2(-ET/-ER).UK
90
80
70
60
50
40
30
APPROXIMATE
THRESHOLD OF
20
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250 500
BAND CENTER FREQUENCIES, Hz
16
SPL(dB)
MODE LINE
COOLING 49
HEATING 51
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
1000 2000 4000 8000