9
OCH562D
DATA
3
1.5m
1m
MICROPHONE
UNIT
GROUND
3-1. NOISE CRITERION CURVES
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
90
80
70
60
50
40
30
20
10
OCT
AVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002 bar)
63
125
250
500
1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
BAND CENTER FREQUENCIES, Hz
COOLING
MODE
HEATING
53
SPL(dB)
53
LINE
PUHZ-W112VHA
PUHZ-W112VHA-BS
PUHZ-W112VHAR1
PUHZ-W112VHAR1-BS
PUHZ-W112VHAR2
PUHZ-W112VHAR2-BS
PUHZ-W112VHAR3
PUHZ-W112VHAR3-BS
Содержание PUHZ-W112VHA
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