32 | ONE-WAY
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TI V Ceiling Cassette Indoor Unit Engineering Manual
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Table 11: ARNU183TTD4, ARNU243TTD4 Cooling Capacity Table.
Cooling Capacity Tables
ARNU183TTD4, ARNU243TTD4
Model No. /
Capacity
Index
Outdoor
Air Temp.
(°F DB)
Indoor Air Temperature (°F DB / WB)
68 / 57
73 / 61
79 / 64
80 / 67
85 / 70
88 / 73
91 / 76
TC
SHC
TC
SHC
TC
SHC
TC
SHC
TC
SHC
TC
SHC
TC
SHC
MBh
MBh
MBh
MBh
MBh
MBh
MBh
MBh
MBh
MBh
MBh
MBh
MBh
MBh
ARNU183TTD4 /
19.1
23 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
25 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
30 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
35 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
40 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
45 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
50 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
55 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.7
14.1
60 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.4
14.0
65 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
24.0
13.8
70 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
23.7
13.6
75 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.8
14.1
23.1
13.3
80 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.4
14.3
22.1
14.0
22.5
13.2
85 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
21.2
14.1
21.4
13.4
21.8
12.7
90 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
20.9
13.9
21.0
13.2
21.4
12.5
95 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
20.5
13.8
20.9
13.1
21.2
12.4
100 12.6
10.2
15.3
11.7
17.2
12.5
19.1
13.3
20.1
13.6
20.5
13.0
20.9
12.3
105 12.6
10.2
14.5
11.1
16.4
11.9
18.3
12.7
18.7
12.7
19.7
12.5
20.1
12.0
110 12.3
9.9
13.8
10.5
15.3
11.1
17.2
11.9
17.6
11.9
18.7
11.9
19.5
11.7
ARNU243TTD4 /
24.2
23 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
25 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
30 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
35 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
40 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
45 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
50 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
55 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.3
18.1
60 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
31.0
18.0
65 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
30.5
17.7
70 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
30.0
17.4
75 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.8
18.1
29.2
17.0
80 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
27.1
18.3
28.0
18.0
28.5
16.9
85 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
26.8
18.1
27.1
17.2
27.6
16.3
90 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
26.4
17.8
26.6
16.9
27.1
16.1
95 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
25.9
17.7
26.4
16.8
26.8
15.9
100 15.9
13.0
19.4
15.0
21.8
16.0
24.2
17.0
25.4
17.4
25.9
16.7
26.4
15.8
105 15.9
13.0
18.4
14.3
20.8
15.3
23.2
16.3
23.7
16.3
24.9
16.1
25.4
15.4
110 15.5
12.6
17.4
13.5
19.4
14.3
21.8
15.3
22.3
15.3
23.7
15.3
24.7
14.9
ONE-WAY CEILING CASSETTE
TC: Total Capacity (MBh); SHC: Sensible Heat 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
www.lg-vrf.com.