LG MULTI F Series Engineering Manual page 319

F
MULTI
F
MULTI MAX
Table 305: LMU540HV Heating Capacity Table — Non-Ducted (continued) / Ducted Indoor Units.
Outdoor Air
Combination
Capacity Index Temp.
(kBtu/h[%])
°F DB °F WB
-4 -4.4
0 -0.4
5 4.5
10 9
17 15
20 19
25 23
Non-Ducted
30 28
Indoor Units
35 32
27 (50%)
40 36
45 41
47 43
50 46
55 51
60 56
63 59
68 64
-4 -4.4
0 -0.4
5 4.5
10 9
17 15
20 19
25 23
Non-Ducted
30 28
Indoor Units
35 32
24 (40%)
40 36
45 41
47 43
50 46
55 51
60 56
63 59
68 64
-4 -4.4
0 -0.4
5 4.5
10 9
17 15
20 19
25 23
Ducted Indoor
30 28
Units
35 32
73 (135%)
40 36
45 41
47 43
50 46
55 51
60 56
63 59
68 64
TC = Total Capacity (kBtu/h).
PI = Power Input (kW).
Nominal Capacity as rated: 0 ft. above sea level with Piping Length as Main Pipe (16.4 ft.) + Branch
pipe (98.4 ft.) = 115 ft.
0 ft. level difference between outdoor and indoor units.
61 64
TC PI TC PI
11.18 1.48 10.34 1.54
13.45 1.53 12.65 1.59
16.15 1.60 15.39 1.66
17.95 1.67 17.23 1.72
19.94 1.75 19.25 1.80
21.14 1.81 20.47 1.86
23.16 1.90 22.47 1.96
25.19 2.01 24.41 2.08
27.23 2.12 26.36 2.19
28.61 2.18 27.81 2.25
30.35 2.26 29.62 2.33
31.04 2.29 30.35 2.36
31.13 2.27 30.51 2.34
31.29 2.25 30.77 2.30
31.44 2.22 31.03 2.27
31.53 2.21 31.19 2.25
31.62 2.20 31.34 2.22
9.94 1.29 9.20 1.34
11.96 1.34 11.25 1.39
14.35 1.40 13.68 1.45
15.96 1.45 15.31 1.50
17.73 1.52 17.11 1.57
18.80 1.57 18.20 1.62
20.59 1.66 19.98 1.71
22.40 1.75 21.70 1.81
24.20 1.84 23.43 1.91
25.44 1.90 24.72 1.96
26.98 1.96 26.33 2.03
27.60 1.99 26.98 2.06
27.68 1.98 27.12 2.04
27.81 1.96 27.35 2.01
27.95 1.94 27.58 1.97
28.03 1.92 27.72 1.96
28.11 1.91 27.86 1.94
28.56 3.71 26.58 3.86
32.68 3.83 30.81 3.98
37.58 3.98 35.84 4.13
40.85 4.12 39.21 4.26
44.46 4.31 42.91 4.44
46.65 4.43 45.16 4.56
50.31 4.65 48.82 4.78
54.02 4.88 52.35 5.05
57.72 5.12 55.88 5.30
60.66 5.27 58.96 5.45
64.34 5.46 62.80 5.64
65.81 5.53 64.34 5.72
66.00 5.50 64.67 5.66
66.33 5.44 65.23 5.57
66.65 5.38 65.78 5.49
66.84 5.35 66.11 5.43
67.04 5.31 66.45 5.38
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.
PERFORMANCE DATA
Indoor Air Temp. °F DB
68 70
TC PI TC PI
10.29 1.55 10.17 1.56
12.46 1.62 12.28 1.63
15.03 1.69 14.78 1.71
16.75 1.77 16.46 1.79
18.64 1.86
18.30 1.89
19.79 1.92 19.42 1.96
21.69 2.03 21.28 2.07
23.58 2.14 23.14 2.19
25.46 2.25 25.00 2.30
26.92 2.32 26.46 2.37
28.75 2.40 28.27 2.45
29.48 2.44
29.00 2.48
29.75 2.41 29.32 2.44
30.20 2.36 29.85 2.39
30.65 2.31 30.38 2.33
30.92 2.28 30.70 2.29
31.19 2.25 31.03 2.26
9.15 1.35 9.04 1.36
11.07 1.41 10.92 1.42
13.36 1.48 13.14 1.49
14.89 1.54 14.63 1.56
16.57 1.62
16.27 1.65
17.59 1.68 17.26 1.71
19.28 1.77 18.92 1.81
20.96 1.86 20.57 1.91
22.64 1.96 22.23 2.00
23.93 2.02 23.52 2.06
25.56 2.09 25.13 2.13
26.21 2.12 25.78 2.16
26.45 2.10 26.06 2.13
26.85 2.05 26.54 2.08
27.24 2.01 27.01 2.03
27.48 1.99 27.29 2.00
27.72 1.96 27.58 1.96
26.34 3.90 26.02 3.92
30.29 4.04 29.85 4.07
34.97 4.21 34.40 4.26
38.11 4.37 37.45 4.43
41.56 4.58
40.81 4.66
43.65 4.72 42.84 4.81
47.12 4.96 46.23 5.06
50.55 5.20 49.62 5.32
53.98 5.44 53.01 5.57
57.08 5.61 56.09 5.73
60.95 5.82 59.94 5.92
62.50 5.90
61.48 6.00
63.07 5.83 62.16 5.91
64.02 5.71 63.29 5.77
64.97 5.59 64.42 5.63
65.54 5.51 65.09 5.54
66.12 5.44 65.78 5.46
Nominal heating capacity rating obtained with air entering the indoor unit at 70ºF dry bulb (DB) and
60ºF wet bulb (WB), and outdoor ambient conditions of 47ºF dry bulb (DB) and 43ºF wet bulb (WB).
Heating Capacity Tables
72 75
TC PI TC
10.08 1.57 9.63
12.14 1.64 11.63
14.59 1.73 14.00
16.23 1.81 15.59
18.03 1.92 17.34
19.13 1.99 18.40
20.95 2.11 20.16
22.80 2.23 21.96
24.64 2.34 23.75
26.08 2.41 25.14
27.89 2.48 26.88
28.61 2.51 27.57
28.97 2.47 28.00
29.57 2.41 28.70
30.17 2.34 29.40
30.53 2.30 29.83
30.90 2.26 30.25
8.96 1.37 8.56
10.79 1.43 10.33
12.97 1.50 12.45
14.43 1.58 13.86
16.03 1.67 15.41
17.00 1.73 16.36
18.63 1.83 17.93
20.27 1.94 19.52
21.90 2.04 21.11
23.19 2.09 22.35
24.79 2.16 23.89
25.44 2.19 24.51
25.76 2.15 24.89
26.29 2.10 25.51
26.82 2.04 26.14
27.14 2.00 26.51
27.47 1.97 26.89
25.76 3.94 24.62
29.50 4.10 28.26
33.95 4.30 32.58
36.93 4.48 35.48
40.21 4.72 38.66
42.20 4.88 40.59
45.52 5.14 43.81
48.88 5.41 47.08
52.23 5.67 50.35
55.30 5.82 53.30
59.13 6.01 56.98
60.66 6.08 58.46
61.43 5.98 59.35
62.70 5.82 60.84
63.97 5.66 62.33
64.73 5.56 63.23
65.51 5.47 64.14
MULTI F MAX OUTDOOR UNIT | 319
PI
1.63
1.70
1.79
1.87
1.97
2.04
2.16
2.28
2.40
2.47
2.55
2.59
2.54
2.46
2.38
2.33
2.28
1.42
1.48
1.56
1.62
1.72
1.78
1.88
1.99
2.09
2.15
2.23
2.26
2.21
2.14
2.07
2.03
1.99
4.09
4.25
4.44
4.62
4.86
5.01
5.28
5.54
5.81
5.97
6.18
6.26
6.15
5.95
5.75
5.63
5.51