LG MULTI F Series Engineering Manual page 142

Multi-zone heat pump systems 1.5 to 4.5 tons
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PERFORMANCE DATA
Cooling Capacity Tables
Table 135: LMU36CHV Cooling Capacity Table — Mixed Indoor Units (continued).
Combination
Connected Indoor
Capacity
Units
Index
7 + 18
Two (2) Mixed
Indoor Units
9 + 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.
142 | MULTI F OUTDOOR UNIT
Outdoor Air
Temp. (°F
68 / 57
DB)
TC
PI
14
22.98
1.44
24.40
20
22.96
1.46
24.38
25
22.94
1.48
24.37
30
22.92
1.50
24.35
35
22.91
1.52
24.33
40
22.89
1.54
24.31
45
22.87
1.56
24.29
50
22.85
1.58
24.27
55
22.84
1.60
24.25
60
22.82
1.62
24.24
65
22.80
1.65
24.22
70
22.78
1.67
24.20
75
22.23
1.76
23.65
80
21.69
1.85
23.09
85
21.14
1.94
22.55
90
20.60
2.03
22.00
95
20.01
2.12
21.40
100
19.52
2.21
20.92
105
19.04
2.30
20.43
110
18.55
2.38
19.94
115
18.06
2.47
19.45
118
17.77
2.53
19.16
122
17.67
2.60
19.07
14
24.81
1.54
26.35
20
24.79
1.56
26.33
25
24.78
1.58
26.31
30
24.76
1.61
26.29
35
24.74
1.63
26.27
40
24.72
1.65
26.25
45
24.70
1.67
26.23
50
24.68
1.70
26.21
55
24.66
1.72
26.19
60
24.64
1.74
26.17
65
24.62
1.76
26.15
70
24.61
1.78
26.13
75
24.01
1.88
25.54
80
23.42
1.98
24.94
85
22.83
2.07
24.35
90
22.25
2.17
23.76
95
21.61
2.27
23.12
100
21.08
2.36
22.59
105
20.56
2.46
22.06
110
20.03
2.55
21.54
115
19.51
2.65
21.01
118
19.19
2.71
20.70
122
19.08
2.78
20.59
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 / °F WB
73 / 61
77 / 64
TC
PI
TC
PI
1.49
25.83
1.55
1.51
25.81
1.57
1.53
25.79
1.59
1.56
25.77
1.61
1.58
25.75
1.63
1.60
25.73
1.66
1.62
25.71
1.68
1.64
25.69
1.70
1.66
25.67
1.72
1.68
25.65
1.75
1.71
25.63
1.77
1.73
25.61
1.79
1.82
25.06
1.89
1.91
24.50
1.98
2.01
23.95
2.08
2.10
23.40
2.18
2.19
22.80
2.27
2.29
22.31
2.37
2.38
21.82
2.47
2.47
21.34
2.56
2.57
20.85
2.66
2.62
20.56
2.72
2.70
20.46
2.79
1.60
27.90
1.65
1.62
27.87
1.68
1.64
27.85
1.70
1.67
27.83
1.73
1.69
27.81
1.75
1.71
27.79
1.77
1.73
27.77
1.80
1.76
27.75
1.82
1.78
27.73
1.85
1.80
27.70
1.87
1.83
27.68
1.89
1.85
27.66
1.92
1.95
27.06
2.02
2.05
26.46
2.12
2.15
25.87
2.23
2.25
25.27
2.33
2.35
24.62
2.43
2.45
24.10
2.54
2.55
23.57
2.64
2.65
23.04
2.74
2.75
22.52
2.85
2.81
22.20
2.91
2.89
22.10
2.99
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.
MULTI
MULTI
80 / 67
86 / 72
TC
PI
TC
PI
26.86
1.56
28.68
1.59
26.84
1.59
28.66
1.62
26.82
1.61
28.64
1.64
26.80
1.63
28.62
1.66
26.78
1.65
28.60
1.68
26.76
1.68
28.57
1.71
26.74
1.70
28.55
1.73
26.72
1.72
28.53
1.75
26.70
1.74
28.51
1.78
26.68
1.77
28.49
1.80
26.66
1.79
28.46
1.82
26.63
1.81
28.44
1.84
26.08
1.91
27.88
1.94
25.52
2.01
27.32
2.04
24.97
2.10
26.76
2.14
24.41
2.20
26.20
2.24
25.59
2.34
23.44
2.30
23.13
2.40
25.10
2.44
22.83
2.49
24.61
2.54
22.34
2.59
24.12
2.64
21.86
2.69
23.64
2.74
21.56
2.75
23.34
2.80
21.47
2.83
23.25
2.88
29.01
1.67
30.98
1.71
28.99
1.70
30.95
1.73
28.96
1.72
30.93
1.75
28.94
1.75
30.91
1.78
28.92
1.77
30.88
1.80
28.90
1.79
30.86
1.83
28.88
1.82
30.84
1.85
28.85
1.84
30.81
1.88
28.83
1.87
30.79
1.90
28.81
1.89
30.77
1.93
28.79
1.91
30.74
1.95
28.77
1.94
30.72
1.97
28.16
2.04
30.11
2.08
27.56
2.15
29.50
2.19
26.96
2.25
28.90
2.29
26.37
2.36
28.30
2.40
25.31
2.46
27.63
2.51
24.98
2.57
27.11
2.61
24.66
2.67
26.58
2.72
24.13
2.78
26.05
2.83
23.60
2.88
25.53
2.93
23.29
2.94
25.21
3.00
23.18
3.03
25.11
3.08
F
F
MAX
90 / 75
TC
PI
30.11
1.62
30.09
1.65
30.06
1.67
30.04
1.69
30.02
1.72
30.00
1.74
29.97
1.76
29.95
1.79
29.93
1.81
29.90
1.83
29.88
1.86
29.86
1.88
29.29
1.98
28.73
2.08
28.17
2.19
27.60
2.29
26.98
2.39
26.49
2.49
26.01
2.59
25.52
2.69
25.03
2.79
24.74
2.86
24.64
2.94
32.52
1.74
32.49
1.76
32.47
1.79
32.44
1.81
32.42
1.84
32.40
1.86
32.37
1.89
32.35
1.91
32.32
1.94
32.30
1.96
32.27
1.99
32.25
2.01
31.64
2.12
31.02
2.23
30.42
2.34
29.81
2.45
29.14
2.56
28.61
2.67
28.09
2.78
27.56
2.88
27.03
2.99
26.72
3.06
26.61
3.14

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