Puhz-Zrp35Vka; Puhz-Zrp50Vka; Puhz-Zrp60Vha; Puhz-Zrp71Vha - Mitsubishi Electric PUHZ-ZRP35VKA Service Manual

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6-3. NOISE CRITERION CURVES

PUHZ-ZRP35VKA

PUHZ-ZRP50VKA

90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63
125
250
BAND CENTER FREQUENCIES, Hz

PUHZ-ZRP100VKA

PUHZ-ZRP100YKA

PUHZ-ZRP100YKAR1

90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63
125
250
BAND CENTER FREQUENCIES, Hz
OCH527B
MICROPHONE
SPL(dB)
MODE
LINE
COOLING
44
HEATING
46
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
MODE
SPL(dB)
LINE
COOLING
49
HEATING
51
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
500
1000
2000
4000
8000
1m
1.5m

PUHZ-ZRP60VHA

PUHZ-ZRP71VHA

90
80
70
60
50
40
30
20
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63
125
PUHZ-ZRP125/140VKA
PUHZ-ZRP125/140YKA
PUHZ-ZRP125/140YKAR1
90
80
70
60
50
40
30
APPROXIMATE
20
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
10
63
125
10
UNIT
GROUND
MODE
SPL(dB)
COOLING
HEATING
250
500
1000
2000
BAND CENTER FREQUENCIES, Hz
SPL(dB)
MODE
COOLING
HEATING
250
500
1000
2000
BAND CENTER FREQUENCIES, Hz
LINE
47
48
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000
8000
LINE
50
52
NC-70
NC-60
NC-50
NC-40
NC-30
NC-20
4000
8000
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