LG MULTI V ARNU09GSBL4 - Page 164

Indoor unit
Ceiling Concealed Duct(High Static) _ 29
Indoor Units
9. Sound Levels
Sound Pressure Level (220Pa)
Octave Band Sound Pressure Level (0 dB = 20 μPa) Octave Band Sound Pressure Level (0 dB = 20 μPa)
Octave Band Center Frequency (Hz)
10
20
30
40
50
60
70
80
63 125 250 500 1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
Octave Band Center Frequency (Hz)
10
20
30
40
50
60
70
80
63 125 250 500 1 000 2 000 4 000 8 000
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
Approximate
Hearing
Threshold
ARNU76GB8A4 ARNU96GB8A4
n High
▲ Mid
l Low
n High
▲ Mid
l Low