64 | ART COOL
TM
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.
ARNU243SKR4
Table 32: ARNU243SKR4 Heating Capacity Table.
Heating Capacity Tables
ART COOL
TM
MIRROR
TC: Total Capacity (MBh).
The System Combination Ratio must be between 50–130%.
Rated capacity is certified under AHRI Standard 1230. Ratings are subject to change
without notice.
Current certified ratings are available at www.ahridirectory.org.
For outdoor unit performance data, see the respective outdoor unit performance data
manuals on https://lghvac.com/commercial.
Low ambient performance with LGRED° heat technology is included in Multi V 5 Air Source Units produced after February 2019.
Model No. /
Capacity Index
Outdoor
Air Temp.
Indoor Air Temperature (°F DB)
59
61
64
67
70
73
76
80
°F DB
°F WB
TC
TC
TC
TC
TC
TC
TC
TC
MBh MBh
MBh
MBh
MBh
MBh
MBh
MBh
ARNU243SKR4/
24.2
-21.6
-22.0
13.0
13.0
13.0
13.0
12.8
12.8
12.8
12.8
-17.1
-17.5
14.6
14.6
14.6
14.6
14.4
14.4
14.4
14.4
-12.6
-13
16.1
16.1
16.1
16.1
15.9
15.9
15.9
15.9
-7
-7.6
16.6
16.6
16.6
16.6
16.4
16.4
16.4
16.4
-4
-4.4
17.2
17.2
17.2
17.2
16.9
16.9
16.9
16.9
0
-0.4
17.7
17.7
17.7
17.7
17.7
17.4
17.4
17.4
5
4.5
20.0
19.7
19.5
19.5
19.5
19.5
19.5
19.5
10
9
20.7
20.7
20.7
20.5
20.5
20.5
20.5
20.5
15
14
22.0
22.0
22.0
22.0
22.0
22.0
21.8
21.5
20
19
23.3
23.3
23.3
23.3
22.8
22.8
22.4
22.1
25
23
24.3
24.3
24.3
24.3
24.3
23.8
23.6
22.4
30
28
24.8
24.8
24.8
24.8
24.8
24.3
23.6
22.4
35
32
25.6
25.6
25.6
25.6
25.3
24.8
23.6
22.4
40
36
26.6
26.6
26.6
26.6
25.6
24.8
23.6
22.4
45
41
27.7
27.7
27.7
26.9
25.6
24.8
23.6
22.4
47
43
28.7
28.4
28.2
26.9
25.6
24.8
23.6
22.4
50
46
30.7
29.4
28.2
26.9
25.6
24.8
23.6
22.4
55
51
31.4
29.7
28.2
26.9
25.6
24.8
23.6
22.4
60
56
31.4
29.7
28.2
26.9
25.6
24.8
23.6
22.4
