LG MULTI V ARNU07GTUA4 Engineering Product Data Book page 242

Indoor unit
9. Sound Levels
Model
39
ARNU28GM2A4
36-34-33
ARNU36GM2A4 36-34-33
ARNU42GM2A4
ARNU48GM3A4
39-37-35
ARNU54GM3A4 42-40-39
Sound Pressure Level (39Pa)
ARNU28GM2A4
80
70
60
50
40
30
20
Approximate
Hearing
Threshold
10
63 125 250 500 1 000 2 000 4 000 8 000
Octave Band Center Frequency (Hz)
ARNU54GM3A4
80
70
60
50
40
30
20
Approximate
Hearing
Threshold
10
63 125 250 500 1 000 2 000 4 000 8 000
Octave Band Center Frequency (Hz)
Sound Pressure Levels (dB(A),H-M-L)
External Static Pressure (Pa)
49
36-34-33 36-34-33
37-36-34 37-36-34
- 38-37-36 38-37-36
39-37-35 40-38-36
42-40-39 41-41-40
ARNU36GM2A4
80
n
High
▲ Mid
l Low
70
NC-65
60
NC-60
NC-55
50
NC-50
NC-45
40
NC-40
NC-35
30
NC-30
NC-25
20
Approximate
NC-20
Hearing
Threshold
NC-15
10
63 125
Octave Band Center Frequency (Hz)
n
High
▲ Mid
l Low
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
59 147
40-39-38
42-40-39
44-43-42
43-42-41
45-44-43
n
High
▲ Mid
l Low
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
250 500 1 000 2 000 4 000 8 000
Ceiling Concealed Duct(Middle Static)
ARNU48GM3A4
80
n
High
▲ Mid
l Low
70
60
50
40
30
20
Approximate
Hearing
Threshold
10
63 125 250 500 1 000 2 000 4 000 8 000
Octave Band Center Frequency (Hz)
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
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