Piping Length And Elevation - LG A5UW40GFA1 Installation Manual

INSTALLATION OF INDOOR, OUTDOOR UNIT
10

Piping length and elevation

Multiple Piping Models
Phase Capacity(kBtu/h)
14/16
18
21
1Ø
24/27
30
40/48
Distributor type Models
Capacity
Phase
(kBtu/h)
40
1Ø 48
56
42
3Ø 48
56
h1
Multiple Piping Type
CAUTION
!
Capacity is based on standard length and maximum allowance length is on the basis of
reliability. If outdoor unit is at higher elevation than the indoor units, after 24 m of vertical
height, 1 oil trap is required.
Total Length Max Length(A/B)
30
50
50
70
75
85
Total Max Main Pipe
Length Length (A/B)
100 50
135 55
145 55
125 55
135 55
145 55
A
h2
B
Max Elevation
(h1)
20 15
25 15
25 15
25 15
25 15
25 15
Total Branch Max Branch
Pipe Length Pipe Length
50 15
80 15
90 15
70 15
80 15
90 15
Distributor
A
Distributor
h1
Main Pipe
B
Distributor Type
(Unit: m)
In - In Elevation
(h2)
7.5
7.5
7.5
7.5
7.5
7.5
(Unit: m)
Max Elevation In - In
(h1) Elevation (h2)
30 15
30 15
30 15
30 15
30 15
30 15
Branch Pipe
h2