80 | STANDARD
MUL
TI V W
all-Mounted Indoor Unit Engineering Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
©
LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
STANDARD WALL-MOUNTED
Acoustic Data
Sound Power Levels
Figure 33: ARNU123SJA4, ARNU153SJA4, and ARNU183SKA4 Sound Power Level Diagrams.
Figure 34: AARNU243SKA4, ARNU303SVA4, and ARNU363SVA4 Sound Power Level Diagrams.
ARNU123SJA4
ARNU153SJA4
ARNU183SKA4
10
20
30
40
50
60
70
80
90
100
125
250
500
1000
2000
4000
8000
Sound
P
ow
er
Le
vel
(0d
B
=
10
E-
6
μ
W/
m
2
)
Octave Band Center Frequency (Hz)
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
NR-75
NR-25
NR-20
NR-80
NR-85
NR-90
High
Middle
Low
10
20
30
40
50
60
70
80
90
100
125
250
500
1000
2000
4000
8000
Sound
P
ow
er
Le
vel
(0d
B
=
10
E-
6
μ
W/
m
2
)
Octave Band Center Frequency (Hz)
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
NR-75
NR-25
NR-20
NR-80
NR-85
NR-90
High
Middle
Low
10
20
30
40
50
60
70
80
90
100
125
250
500
1000
2000
4000
8000
Sound
P
ow
er
Le
vel
(0d
B
=
10
E-
6
μ
W/
m
2
)
Octave Band Center Frequency (Hz)
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
NR-75
NR-25
NR-20
NR-80
NR-85
NR-90
High
Middle
Low
ARNU243SKA4
ARNU303SVA4
ARNU363SVA4
10
20
30
40
50
60
70
80
90
100
125
250
500
1000
2000
4000
8000
Sound
P
ow
er
Le
vel
(0d
B
=
10
E-
6
μ
W/
m
2
)
Octave Band Center Frequency (Hz)
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
NR-75
NR-25
NR-20
NR-80
NR-85
NR-90
High
Middle
Low
10
20
30
40
50
60
70
80
90
100
125
250
500
1000
2000
4000
8000
Sound
P
ow
er
Le
vel
(0d
B
=
10
E-
6
μ
W/
m
2
)
Octave Band Center Frequency (Hz)
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
NR-75
NR-25
NR-20
NR-80
NR-85
NR-90
High
Middle
Low
10
20
30
40
50
60
70
80
90
100
125
250
500
1000
2000
4000
8000
Sound
P
ow
er
Le
vel
(0d
B
=
10
E-
6
μ
W/
m
2
)
Octave Band Center Frequency (Hz)
NR-70
NR-65
NR-60
NR-55
NR-50
NR-45
NR-40
NR-35
NR-30
NR-75
NR-25
NR-20
NR-80
NR-85
NR-90
High
Middle
Low