Kaysun KPDHF-400 Manuel Technique page 24

MCAC-VTSM-2014-06
KPDHF-560 DN2.4
70
60
50
40
30
20
Audibility limits of
continuous white sound
63 125
NC-60
NC-50
NC-40
NC-30
NC-20
250 500 1000 2000 4000 8000
Octave band center frequency （ Hz ）
24
Unité du gainable à haute pression