MEES21K108
PU
H
Y-
H
P-
T(
S)
N
U
-A
, Y
(S
)N
U
-A
24
5. SOUND LEVELS
Hyper Heating Inverter Y-Series
Depending on the operation conditions, the unit generates noise caused by valve actuation, refrigerant flow, and
pressure changes when operating normally. Please consider to avoid location where quietness is required.
Measurement
location
1m
1m
Measurement condition
PUHY-HP144, 192, 240TSNU/YSNU
63
125
250
500
1k
2k
4k
8k
dB(A)
Standard Cooling
60Hz
72.0
64.5
65.5
62.0
56.5
52.0
46.5
39.5
63.0
Low noise mode
60Hz
71.5
59.5
48.0
36.0
34.0
31.0
21.5
21.5
48.5
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
Cool
60Hz
Low
60Hz
Sound level of PUHY-HP240T(Y)SNU-A
63
125
250
500
1k
2k
4k
8k
dB(A)
Standard Cooling
60Hz
57.5
61.5
61.0
58.0
51.5
47.0
42.5
39.0
58.5
Low noise mode
60Hz
54.0
50.5
43.5
43.0
37.5
30.5
29.0
34.0
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
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
Cool
60Hz
Low
60Hz
Sound level of PUHY-HP144T(Y)SNU-A
63
125
250
500
1k
2k
4k
8k
dB(A)
Standard Cooling
60Hz
64.5
62.0
61.5
58.5
53.5
48.0
43.5
39.0
59.5
Low noise mode
60Hz
64.0
60.0
51.0
32.0
30.0
27.0
16.0
17.5
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
Cool
60Hz
Low
60Hz
Sound level of PUHY-HP192T(Y)SNU-A
0000006537.BOOK 24 ページ 2022年4月14日 木曜日 午前10時41分