LG MULTI F Engineering Manual page 178

EQUIPMENT SELECTION PROCEDURE
Table 100: Multi F MAX Outdoor Unit to Branch Distribution Unit Refrigerant Line Length Derates.
Main Piping Length (feet)
Cooling Capacity (%)
Heating Capacity (%)
Figure 247: Multi F MAX Outdoor Unit to Branch Distribution Unit Refrigerant Line Length Derate Chart.
100.0
95.0
90.0
85.0
80.0
75.0
70.0
Table 101: Multi F MAX Branch Distribution Unit to Indoor Unit Refrigerant Line Length Derates.
Piping Length (feet)
7,000 Btu/h Indoor Unit Models
16.4
32.8
49.2
9,000 Btu/h Indoor Unit Models
16.4
32.8
49.2
12,000 Btu/h Indoor Unit Models
16.4
32.8
49.2
15,000 Btu/h Indoor Unit Models
16.4
32.8
49.2
18,000 Btu/h Indoor Unit Models
16.4
32.8
49.2
24,000 Btu/h Indoor Unit Models
16.4
32.8
49.2
36,000 Btu/h Indoor Unit Models
16.4
32.8
49.2
178 | APPLICATION GUIDELINES
16.4 32.8 49.2
100.0 98.8 97.3
100.0 99.6 99.2
0 32.8 65.6
Main piping length (ft.)
Cooling Capacity (%)
Due to our policy of continuous product innovation, some specifications may change without notification.
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65.6 82.0 98.4 114.8
95.8 94.3 92.8 91.3
98.7 98.3 97.8 97.4
98.4 131.2
100.0
98.0
96.0
100.0
97.5
95.0
100.0
97.0
94.0
100.0
97.2
93.0
100.0
98.3
96.5
100.0
97.8
95.5
100.0
97.9
95.7
MULTI
MULTI
131.2 147.6 164.0
89.8 88.3 86.8
96.9 96.5 96.0
Heating
capacity
Cooling
capacity
164.0 180.4
Heating Capacity (%)
100.0
99.5
98.9
100.0
98.8
97.5
100.0
98.3
96.5
100.0
98.2
95.4
100.0
99.5
99.0
100.0
99.2
98.4
100.0
98.8
97.6
F
F
MAX
180.4
85.3
95.6