Mitsubishi Electric PUHY-P250YHM-A, Data Book

Page: 52 / 101

50
•PUHY-P750YSHM-A(-BS)
Measurement
location
1m
1m
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)
Octa
v
e
band sound le
v
el (dB)
Approximate minimum
audible limit on
continuous noise
Standard 50/60Hz
Low 50/60Hz
63 125 250 500 1k 2k 4k 8k dB(A)
Standard 75.0 68.0 64.5 60.0 56.5 53.0 49.5 43.0 63.5
Low Noise Mode 56.0 57.0 52.0 48.0 47.5 49.0 47.0 43.0 55.0
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.
50/60Hz
50/60Hz