LG MULTI F Series Engineering Manual page 55

Multi-zone heat pump systems 1.5 to 4.5 tons
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F
MULTI
F
MULTI
MAX
Table 48: LMU24CHV Cooling Capacity Table — Non-Ducted Indoor Units (continued).
Combination
Connected Indoor
Capacity
Units
Index
9 + 24
Two (2) Non-Ducted
Indoor Units
15 + 18
TC = Total Capacity (kBtu/h).
PI = Power Input (kW).
Nominal capacity as rated: 0 ft. above sea level with 25 ft. of refrigerant piping.
0 ft. level difference between outdoor and indoor units.
Outdoor Air
68 / 57
Temp. (°F
DB)
TC
PI
14
19.61
0.99
20.82
20
19.59
1.00
20.81
25
19.58
1.02
20.79
30
19.56
1.03
20.78
35
19.55
1.05
20.76
40
19.53
1.06
20.74
45
19.52
1.07
20.73
50
19.50
1.09
20.71
55
19.49
1.10
20.70
60
19.47
1.12
20.68
65
19.46
1.13
20.66
70
19.44
1.15
20.65
75
18.97
1.21
20.18
80
18.51
1.27
19.71
85
18.04
1.33
19.24
90
17.58
1.39
18.77
95
17.08
1.45
18.26
100
16.66
1.52
17.85
105
16.24
1.58
17.43
110
15.83
1.64
17.02
115
15.41
1.70
16.60
118
15.16
1.74
16.35
122
15.08
1.79
16.27
14
19.61
0.99
20.82
20
19.59
1.00
20.81
25
19.58
1.02
20.79
30
19.56
1.03
20.78
35
19.55
1.05
20.76
40
19.53
1.06
20.74
45
19.52
1.07
20.73
50
19.50
1.09
20.71
55
19.49
1.10
20.70
60
19.47
1.12
20.68
65
19.46
1.13
20.66
70
19.44
1.15
20.65
75
18.97
1.21
20.18
80
18.51
1.27
19.71
85
18.04
1.33
19.24
90
17.58
1.39
18.77
95
17.08
1.45
18.26
100
16.66
1.52
17.85
105
16.24
1.58
17.43
110
15.83
1.64
17.02
115
15.41
1.70
16.60
118
15.16
1.74
16.35
122
15.08
1.79
16.27
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 / °F WB
73 / 61
77 / 64
TC
PI
TC
PI
1.02
22.04
1.06
1.04
22.02
1.08
1.05
22.01
1.09
1.07
21.99
1.11
1.08
21.97
1.12
1.10
21.96
1.14
1.11
21.94
1.15
1.13
21.92
1.17
1.14
21.91
1.18
1.16
21.89
1.20
1.17
21.87
1.21
1.19
21.86
1.23
1.25
21.38
1.30
1.31
20.91
1.36
1.38
20.44
1.43
1.44
19.97
1.50
1.51
19.45
1.56
1.57
19.04
1.63
1.64
18.62
1.69
1.70
18.21
1.76
1.76
17.79
1.83
1.80
17.54
1.87
1.85
17.46
1.92
1.02
22.04
1.06
1.04
22.02
1.08
1.05
22.01
1.09
1.07
21.99
1.11
1.08
21.97
1.12
1.10
21.96
1.14
1.11
21.94
1.15
1.13
21.92
1.17
1.14
21.91
1.18
1.16
21.89
1.20
1.17
21.87
1.21
1.19
21.86
1.23
1.25
21.38
1.30
1.31
20.91
1.36
1.38
20.44
1.43
1.44
19.97
1.50
1.51
19.45
1.56
1.57
19.04
1.63
1.64
18.62
1.69
1.70
18.21
1.76
1.76
17.79
1.83
1.80
17.54
1.87
1.85
17.46
1.92
Nominal cooling capacity rating obtained with air entering the indoor unit at 80ºF dry bulb (DB) and
67ºF wet bulb (WB), and outdoor ambient conditions of 95ºF dry bulb (DB) and 75ºF wet bulb (WB).
The shaded table rows indicate reference data. When operating at this temperature, these values can
be different if the system is not running consistently.
Cooling Capacity Tables
80 / 67
86 / 72
TC
PI
TC
PI
22.92
1.07
24.48
1.09
22.90
1.09
24.46
1.11
22.89
1.11
24.44
1.13
22.87
1.12
24.42
1.14
22.85
1.14
24.40
1.16
22.83
1.15
24.38
1.17
22.82
1.17
24.36
1.19
22.80
1.18
24.35
1.20
22.78
1.20
24.33
1.22
22.76
1.21
24.31
1.24
22.75
1.23
24.29
1.25
22.73
1.24
24.27
1.27
22.25
1.31
23.79
1.34
21.78
1.38
23.31
1.40
21.30
1.45
22.84
1.47
20.83
1.51
22.36
1.54
21.83
1.61
20.00
1.58
19.74
1.65
21.42
1.68
19.48
1.71
21.00
1.75
19.07
1.78
20.59
1.81
18.65
1.85
20.17
1.88
18.40
1.89
19.92
1.92
18.32
1.94
19.84
1.98
22.92
1.07
24.48
1.09
22.90
1.09
24.46
1.11
22.89
1.11
24.44
1.13
22.87
1.12
24.42
1.14
22.85
1.14
24.40
1.16
22.83
1.15
24.38
1.17
22.82
1.17
24.36
1.19
22.80
1.18
24.35
1.20
22.78
1.20
24.33
1.22
22.76
1.21
24.31
1.24
22.75
1.23
24.29
1.25
22.73
1.24
24.27
1.27
22.25
1.31
23.79
1.34
21.78
1.38
23.31
1.40
21.30
1.45
22.84
1.47
20.83
1.51
22.36
1.54
21.83
1.61
20.00
1.58
19.74
1.65
21.42
1.68
19.48
1.71
21.00
1.75
19.07
1.78
20.59
1.81
18.65
1.85
20.17
1.88
18.40
1.89
19.92
1.92
18.32
1.94
19.84
1.98
MULTI F OUTDOOR UNIT | 55
90 / 75
TC
PI
25.69
1.12
25.67
1.13
25.65
1.15
25.64
1.16
25.62
1.18
25.60
1.20
25.58
1.21
25.56
1.23
25.54
1.25
25.52
1.26
25.50
1.28
25.48
1.29
25.00
1.36
24.51
1.43
24.03
1.50
23.56
1.57
23.02
1.64
22.61
1.71
22.19
1.78
21.78
1.85
21.36
1.92
21.11
1.96
21.03
2.02
25.69
1.12
25.67
1.13
25.65
1.15
25.64
1.16
25.62
1.18
25.60
1.20
25.58
1.21
25.56
1.23
25.54
1.25
25.52
1.26
25.50
1.28
25.48
1.29
25.00
1.36
24.51
1.43
24.03
1.50
23.56
1.57
23.02
1.64
22.61
1.71
22.19
1.78
21.78
1.85
21.36
1.92
21.11
1.96
21.03
2.02

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