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5. SOUND LEVELS
YKB/YLM 2nd
PK
FY
MEE15K022
5. SOUND LEVELS
5-1. Sound levels
5-2. NC curves
*
Measured in anechoic room.
PKFY-P15VBM-E
Sound level at anechoic room : Low-(Middle2-Middle)-High
29-31-32-33
Sound level dB (A)
Model
Wall mounted
1m
Measurement
location
1m
PKFY-P20VBM-E
PKFY-P25VBM-E
PKFY-P32VHM-E
PKFY-P100VKM-E
PKFY-P40VHM-E
PKFY-P50VHM-E
PKFY-P63VKM-E
29-31-34-36
34-37-41
34-38-41
34-39-43
39-45
41-49
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
63
125
250
500
1k
2k
4k
8k
NC-60
NC-50
Octave band pressure level (dB) 0dB=20μPa
Approximate minimum
audible limit on
continuous noise
NC-40
NC-30
NC-20
Octave band center frequencies (Hz)
High
Low
50/60Hz
50/60Hz
PKFY-P15VBM-E
External Static Pressure: 0Pa
Power Source: 220-240V/50Hz, 220V/60Hz
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
63
125
250
500
1k
2k
4k
8k
NC-60
NC-50
Octave band pressure level (dB) 0dB=20μPa
Approximate minimum
audible limit on
continuous noise
NC-40
NC-30
NC-20
Octave band center frequencies (Hz)
High
Low
50/60Hz
50/60Hz
PKFY-P20, 25VBM-E
External Static Pressure: 0Pa
Power Source: 220-240V/50Hz, 220V/60Hz
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
63
125
250
500
1k
2k
4k
8k
NC-60
NC-50
Octave band pressure level (dB) 0dB=20μPa
Approximate minimum
audible limit on
continuous noise
NC-40
NC-30
NC-20
Octave band center frequencies (Hz)
High
Low
50/60Hz
50/60Hz
PKFY-P32VHM-E
External Static Pressure: 0Pa
Power Source: 220-240V/50Hz, 220V/60Hz
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
63
125
250
500
1k
2k
4k
8k
NC-60
NC-50
Octave band pressure level (dB) 0dB=20μPa
Approximate minimum
audible limit on
continuous noise
NC-40
NC-30
NC-20
Octave band center frequencies (Hz)
High
Low
50/60Hz
50/60Hz
PKFY-P40VHM-E
External Static Pressure: 0Pa
Power Source: 220-240V/50Hz, 220V/60Hz
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
63
125
250
500
1k
2k
4k
8k
NC-60
NC-50
Octave band pressure level (dB) 0dB=20μPa
Approximate minimum
audible limit on
continuous noise
NC-40
NC-30
NC-20
Octave band center frequencies (Hz)
High
Low
50/60Hz
50/60Hz
PKFY-P50VHM-E
External Static Pressure: 0Pa
Power Source: 220-240V/50Hz, 220V/60Hz
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
63
125
250
500
1k
2k
4k
8k
NC-60
NC-50
Octave band pressure level (dB) 0dB=20μPa
Approximate minimum
audible limit on
continuous noise
NC-40
NC-30
NC-20
Octave band center frequencies (Hz)
High
Low
50/60Hz
50/60Hz
PKFY-P63VKM-E
External Static Pressure: 0Pa
Power Source: 220-240V/50Hz, 220V/60Hz
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
63
125
250
500
1k
2k
4k
8k
NC-60
NC-50
Octave band pressure level (dB) 0dB=20μPa
Approximate minimum
audible limit on
continuous noise
NC-40
NC-30
NC-20
Octave band center frequencies (Hz)
High
Low
50/60Hz
50/60Hz
PKFY-P100VKM-E
External Static Pressure: 0Pa
Power Source: 220-240V/50Hz, 220V/60Hz
