Mitsubishi Electric Mr.SLIM PUHZ-RP35VHA2 Service Manual page 14

6-3. NOISE CRITERION CURVES
PUHZ-RP35/50VHA2
PUHZ-RP35/50VHA2
PUHZ-RP35/50VHA3
90
80
70
60
50
40
30
20 APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
PUHZ-RP100VHA2
(1)
PUHZ-RP100VHA3(#1)
PUHZ-RP100YHA2
(1)
PUHZ-RP100YHA3(#1)
90
80
70
60
50
40
30
20 APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63 125 250
BAND CENTER FREQUENCIES, Hz
SPL(dB)
MODE
1
COOLING 44
HEATING 46
500 1000 2000 4000
MODE SPL(dB)
COOLING 49
HEATING 51
500 1000 2000 4000
MICROPHONE
1m
1.5m
PUHZ-RP60/71VHA2
LINE
PUHZ-RP60/71VHA2
PUHZ-RP60/71VHA3(#1)
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
20 APPROXIMATE
THRESHOLD OF
HEARING FOR
NC-20
CONTINUOUS
NOISE
10
8000 63
PUHZ-RP125/140VHA2(#2)
PUHZ-RP125/140VHA2
LINE
PUHZ-RP125/140YHA2(#2)
PUHZ-RP125/140YHA2
90
80
70
NC-70
60
NC-60
50
NC-50
40
NC-40
30
NC-30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
NC-20
CONTINUOUS
NOISE
10
8000
63
14
UNIT
GROUND
MODE
1
COOLING
HEATING
125 250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
MODE
1
COOLING
HEATING
1
125 250 500 1000 2000
BAND CENTER FREQUENCIES, Hz
SPL(dB)
LINE
47
48
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000
SPL(dB)
LINE
50
52
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000 8000