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