5. SOUND LEVELS
DATA G10
HEAT SOURCE UNITS
2 - 366
WY
5. SOUND LEVELS
1m
1m
Measurement
location
Measurement condition
PQHY-P200,250,300YHM-A
63
125
250
500
1k
2k
4k
8k
dB(A)
Standard
50/60Hz
65.0
55.5
49.0
44.0
42.5
39.5
43.5
36.5
50.0
Low noise mode
50/60Hz
60.5
53.0
47.5
43.0
38.0
37.0
40.5
28.5
47.0
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)
Approximate minimum
audible limit on
continuous noise
Stand
50/60Hz
Low
50/60Hz
Sound level of PQHY-P300YHM-A
63
125
250
500
1k
2k
4k
8k
dB(A)
Standard
50/60Hz
60.5
53.0
47.5
43.0
38.0
37.0
40.5
28.5
47.0
Low noise mode
50/60Hz
56.5
50.0
44.0
39.5
36.0
34.5
36.5
28.5
44.0
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
6
3
1
2
5
2
5
0
5
0
0
1
k
2
k
4
k
8
k
NC-40
NC-30
NC-20
NC-60
NC-50
NC-70
Octave band central frequency (Hz)
Octave band sound level (dB)
Approximate minimum
audible limit on
continuous noise
Stand
50/60Hz
Low
50/60Hz
63
125
250
500
1k
2k
4k
8k
dB(A)
Standard
50/60Hz
60.5
53.0
47.5
43.0
38.0
37.0
40.5
28.5
47.0
Low noise mode
50/60Hz
56.5
50.0
44.0
39.5
36.0
34.5
36.5
28.5
44.0
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
6
3
1
2
5
2
5
0
5
0
0
1
k
2
k
4
k
8
k
NC-40
NC-30
NC-20
NC-60
NC-50
NC-70
Octave band central frequency (Hz)
Octave band sound level (dB)
Approximate minimum
audible limit on
continuous noise
Stand
50/60Hz
Low
50/60Hz
Sound level of PQHY-P200YHM-A
63
125
250
500
1k
2k
4k
8k
dB(A)
Standard
50/60Hz
61.0
54.0
48.0
43.5
42.0
39.0
43.0
32.5
49.0
Low noise mode
50/60Hz
60.5
53.0
47.5
43.0
38.0
37.0
40.5
28.5
47.0
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
6
3
1
2
5
2
5
0
5
0
0
1
k
2
k
4
k
8
k
NC-40
NC-30
NC-20
NC-60
NC-50
NC-70
Octave band central frequency (Hz)
Octave band sound level (dB)
Approximate minimum
audible limit on
continuous noise
Stand
50/60Hz
Low
50/60Hz
Sound level of PQHY-P250YHM-A
