LG Multi V ACRUN040LSS0 - Selection of Refrigerant Piping

PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT
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ENGLISH
Selection of Refrigerant Piping
Outdoor unit
Gas pipe
Main pipe
Liquid pipe
Branching
pipe
Branching
pipe
Indoor unit
No.
Piping parts Name Selection of pipe size
①
Outdoor unit
↓
1st branching section
Main pipe
Size of main pipe
②
Branching section
↓
Branching section
Branching pipe
Pipe size of between branching sections
Outdoor unit
capacity[HP]
Liquid pipe
[mm(inch)]
Gas pipe
[mm(inch)]
4 Ø 9.52(3/8) Ø 15.88(5/8)
5 Ø 9.52(3/8) Ø 15.88(5/8)
6 Ø 9.52(3/8) Ø 19.05(3/4)
8 Ø 9.52(3/8) Ø 19.05(3/4)
10 Ø 9.52(3/8) Ø 22.2(7/8)
12 Ø 12.7(1/2) Ø 28.58(1 1/8)
Indoor unit
capacity[kW(Btu/h)]
Liquid pipe
[mm(inch)]
Gas pipe
[mm(inch)]
≤ 5.6(19 100)
Ø 6.35(1/4) Ø 12.7(1/2)
< 16.0(54 600) Ø 9.52(3/8) Ø 15.88(5/8)
< 22.4(76 400) Ø 9.52(3/8) Ø 19.05(3/4)
< 36.4(124 200) Ø 9.52(3/8) Ø 22.2(7/8)