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2. Sound pressure levels
(1) PWFY-P100VM-E-BU
When Low noise mode is set,the A/C system's capacity is limited. The system could return to normal operation
from Low noise mode automatically in the case that the operation condition is severe.
10
20
30
40
50
60
70
80
90
63
125
250
500
1k
2k
4k
8k
NC-40
NC-30
NC-20
NC-60
NC-50
NC-70
Octave band sound level (dB)
Approximate minimum
audible limit on
continuous noise
Sound level of PWFY-P100VM-E-BU
Measurement condition
PWFY-P100VM-E-BU
50/60Hz
When Low noise mode is set,the A/C system's capacity is limited. The system could return to normal operation
from Low noise mode automatically in the case that the operation condition is severe.
10
20
30
40
50
60
70
80
90
63
125
250
500
1k
2k
4k
8k
NC-40
NC-30
NC-20
NC-60
NC-50
NC-70
Octave band central frequency (Hz)
Octave band sound level (dB)
Sound level of PWFY-P100, 200VM-E-AU
Approximate minimum
audible limit on
continuous noise
dB(A)
29.0
8k
12.0
4k
15.0
2k
14.5
1k
22.5
500k
25.0
250
33.0
125
32.0
63
42.0
50/60Hz
dB(A)
44.0
8k
27.0
4k
27.5
2k
32.0
1k
39.0
500k
42.0
250
37.0
125
53.5
63
41.0
Measurement condition
PWFY-P100, 200VM-E-AU
Measurement
location
1m
1m
Measurement
location
1m
1m
Octave band center frequency <Hz>
(2) PWFY-P100, 200VM-E-AU
