184 | VAH
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.
Heating Capacity Tables
VERTICAL / HORIZONTAL AIR HANDLER
ARNU303NJA4
Table 142: ARNU303NJA4 Heating Capacity Table.
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
ARNU303NJA4 /
30.0
-21.6
-22.0
17.3
17.3
17.3
17.3
17.0
17.0 17.0
17.0
-17.1
-17.5
19.3
19.3
19.3
19.3
19.1
19.1 19.1
19.1
-12.6
-13
21.4
21.4
21.4
21.4
21.1
21.1 21.1
21.1
-7
-7.6
22.1
22.1
22.1
22.1
21.8
21.8 21.8
21.8
-4
-4.4
22.8
22.8
22.8
22.8
22.4
22.4 22.4
22.4
0
-0.4
23.5
23.5
23.5
23.5
23.5
23.1 23.1
23.1
5
4.5
26.5
26.2
25.8
25.8
25.8
25.8 25.8
25.8
10
9
27.5
27.5
27.5
27.2
27.2
27.2 27.2
27.2
15
14
29.2
29.2
29.2
29.2
29.2
29.2 28.9
28.6
20
19
30.9
30.9
30.9
30.9
30.3
30.3 29.8
29.4
25
23
32.3
32.3
32.3
32.3
32.3
31.6 31.3
29.8
30
28
33.0
33.0
33.0
33.0
33.0
32.3 31.3
29.8
35
32
34.0
34.0
34.0
34.0
33.7
33.0 31.3
29.8
40
36
35.4
35.4
35.4
35.4
34.0
33.0 31.3
29.8
45
41
36.7
36.7
36.7
35.7
34.0
33.0 31.3
29.8
47
43
38.1
37.7
37.4
35.7
34.0
33.0 31.3
29.8
50
46
40.8
39.1
37.4
35.7
34.0
33.0 31.3
29.8
55
51
41.7
39.4
37.4
35.7
34.0
33.0 31.3
29.8
60
56
41.7
39.4
37.4
35.7
34.0
33.0 31.3
29.8
Low ambient performance with LGRED° heat technology is included in Multi V 5 Air Source Units produced after February 2019.
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
.
