116 | HIGH STATIC
MUL
TI V Ducted Indoor Unit Engineering Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
Table 79: ARNU423M3A4 Heating Capacity Table.
ARNU423M3A4
Heating Capacity Tables
DUCTED HIGH STATIC
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
ARNU423M3A4/
42.0
-21.6
-22.0
23.8
23.8
23.8
23.8
23.5
23.5
23.5
23.5
-17.1
-17.5
26.7
26.7
26.7
26.7
26.3
26.3
26.3
26.3
-12.6
-13
29.6
29.6
29.6
29.6
29.2
29.2
29.2
29.2
-7
-7.6
30.6
30.6
30.6
30.6
30.1
30.1
30.1
30.1
-4
-4.4
31.5
31.5
31.5
31.5
31.0
31.0
31.0
31.0
0
-0.4
32.4
32.4
32.4
32.4
32.4
32.0
32.0
32.0
5
4.5
36.7
36.2
35.7
35.7
35.7
35.7
35.7
35.7
10
9
38.1
38.1
38.1
37.6
37.6
37.6
37.6
37.6
15
14
40.4
40.4
40.4
40.4
40.4
40.4
40.0
39.5
20
19
42.8
42.8
42.8
42.8
41.8
41.8
41.1
40.7
25
23
44.7
44.7
44.7
44.7
44.7
43.7
43.2
41.1
30
28
45.6
45.6
45.6
45.6
45.6
44.7
43.2
41.1
35
32
47.0
47.0
47.0
47.0
46.5
45.6
43.2
41.1
40
36
48.9
48.9
48.9
48.9
47.0
45.6
43.2
41.1
45
41
50.8
50.8
50.8
49.4
47.0
45.6
43.2
41.1
47
43
52.6
52.2
51.7
49.4
47.0
45.6
43.2
41.1
50
46
56.4
54.1
51.7
49.4
47.0
45.6
43.2
41.1
55
51
57.6
54.5
51.7
49.4
47.0
45.6
43.2
41.1
60
56
57.6
54.5
51.7
49.4
47.0
45.6
43.2
41.1
