LG MULTI F Series Engineering Manual page 320

PERFORMANCE DATA
Heating Capacity Tables
Table 306: LMU540HV Heating Capacity Table — Ducted Indoor Units (continued).
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
Ducted Indoor
30 28
Units
35 32
70 (130%)
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
65 (120%)
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
59 (110%)
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.
320 | MULTI F MAX OUTDOOR UNIT
61 64
TC PI TC PI
28.30 3.67 26.34 3.82
32.39 3.79 30.53 3.94
37.24 3.94 35.52 4.09
40.49 4.08 38.86 4.22
44.06 4.26 42.53 4.40
46.23 4.38 44.76 4.52
49.86 4.60 48.39 4.73
53.54 4.84 51.88 4.99
57.21 5.07 55.38 5.25
60.12 5.22 58.43 5.40
63.76 5.40 62.24 5.58
65.22 5.48 63.76 5.66
65.41 5.44 64.09 5.61
65.73 5.39 64.64 5.52
66.05 5.33 65.19 5.43
66.24 5.29 65.52 5.38
66.44 5.26 65.85 5.33
27.88 3.60 25.94 3.75
31.90 3.72 30.08 3.87
36.68 3.87 34.99 4.01
39.88 4.00 38.28 4.14
43.41 4.18 41.90 4.32
45.54 4.30 44.09 4.43
49.12 4.51 47.66 4.65
52.74 4.75 51.10 4.90
56.35 4.98 54.56 5.15
59.22 5.12 57.56 5.30
62.81 5.30 61.31 5.48
64.25 5.38 62.81 5.55
64.44 5.34 63.14 5.50
64.75 5.29 63.68 5.42
65.07 5.23 64.22 5.33
65.25 5.20 64.54 5.28
65.44 5.16 64.87 5.23
27.37 3.52 25.47 3.66
31.32 3.63 29.53 3.77
36.01 3.78 34.35 3.91
39.15 3.91 37.58 4.04
42.61 4.08 41.13 4.21
44.70 4.20 43.28 4.33
48.22 4.41 46.79 4.53
51.77 4.63 50.17 4.78
55.32 4.86 53.56 5.03
58.14 5.00 56.50 5.17
61.66 5.18 60.19 5.35
63.07 5.25 61.66 5.42
63.26 5.21 61.98 5.37
63.56 5.16 62.51 5.29
63.87 5.10 63.04 5.20
64.06 5.07 63.36 5.15
64.24 5.04 63.68 5.10
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.
Indoor Air Temp. °F DB
68 70
TC PI TC PI
26.11 3.86 25.78 3.88
30.02 4.00 29.58 4.03
34.66 4.17 34.10 4.22
37.77 4.33 37.12 4.38
41.19 4.53
40.44 4.61
43.26 4.67 42.46 4.76
46.70 4.91 45.82 5.01
50.10 5.15 49.18 5.26
53.50 5.39 52.54 5.51
56.57 5.55 55.59 5.67
60.41 5.76 59.40 5.86
61.94 5.84
60.93 5.94
62.51 5.77 61.60 5.86
63.45 5.65 62.72 5.71
64.39 5.53 63.84 5.57
64.96 5.46 64.51 5.49
65.52 5.39 65.19 5.40
25.72 3.79 25.40 3.81
29.57 3.92 29.14 3.96
34.14 4.09 33.59 4.14
37.21 4.25 36.57 4.30
40.57 4.45
39.84 4.52
42.62 4.59 41.83 4.67
46.00 4.82 45.13 4.92
49.35 5.05 48.44 5.16
52.70 5.29 51.75 5.41
55.72 5.45 54.76 5.56
59.50 5.65 58.52 5.75
61.02 5.73
60.02 5.83
61.57 5.66 60.68 5.75
62.50 5.54 61.78 5.61
63.43 5.43 62.89 5.47
63.98 5.36 63.55 5.39
64.55 5.29 64.22 5.30
25.25 3.70 24.93 3.72
29.03 3.83 28.61 3.86
33.52 3.99 32.97 4.04
36.52 4.14 35.90 4.20
39.83 4.34
39.11 4.42
41.84 4.48 41.06 4.56
45.16 4.71 44.31 4.80
48.44 4.93 47.56 5.04
51.73 5.16 50.80 5.28
54.70 5.32 53.75 5.43
58.41 5.51 57.44 5.62
59.90 5.59
58.92 5.69
60.45 5.53 59.57 5.61
61.36 5.41 60.65 5.47
62.27 5.30 61.73 5.34
62.81 5.23 62.38 5.26
63.36 5.16 63.04 5.18
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).
F
MULTI
F
MULTI MAX
72 75
TC PI TC PI
25.53 3.90 24.40 4.05
29.24 4.06 28.01 4.20
33.65 4.25 32.29 4.40
36.60 4.43 35.16 4.57
39.85 4.67 38.32 4.81
41.82 4.83 40.23 4.96
45.11 5.09 43.41 5.22
48.44 5.35 46.66 5.49
51.77 5.61 49.90 5.75
54.80 5.76 52.82 5.91
58.60 5.95 56.47 6.12
60.12 6.02 57.93 6.20
60.88 5.92 58.82 6.08
62.14 5.76 60.30 5.89
63.40 5.60 61.78 5.69
64.15 5.51 62.66 5.57
64.92 5.41 63.56 5.46
25.14 3.83 24.04 3.97
28.80 3.98 27.59 4.13
33.14 4.17 31.81 4.31
36.05 4.35 34.64 4.49
39.25 4.58 37.74 4.72
41.19 4.74 39.63 4.87
44.44 5.00 42.77 5.13
47.72 5.25 45.96 5.39
50.99 5.51 49.15 5.64
53.99 5.65 52.03 5.80
57.73 5.84 55.63 6.01
59.22 5.91 57.07 6.09
59.97 5.81 57.94 5.97
61.21 5.66 59.40 5.78
62.45 5.50 60.85 5.59
63.20 5.41 61.73 5.47
63.95 5.31 62.61 5.36
24.68 3.73 23.60 3.88
28.27 3.89 27.08 4.03
32.54 4.07 31.23 4.21
35.39 4.25 34.00 4.38
38.53 4.47 37.05 4.60
40.44 4.63 38.90 4.75
43.62 4.88 41.98 5.00
46.84 5.13 45.12 5.26
50.06 5.38 48.25 5.51
53.00 5.52 51.08 5.66
56.67 5.70 54.61 5.86
58.14 5.77 56.02 5.94
58.87 5.68 56.88 5.83
60.09 5.52 58.31 5.64
61.31 5.37 59.74 5.45
62.04 5.28 60.60 5.34
62.78 5.19 61.47 5.23