Step 5 Connecting The Refrigerant Pipe - Samsung AC RXAD G Series Installation Manual

Step 5 Connecting the refrigerant pipe

Items
Applicable outdoor unit models
Total pipe length (L1+...+Ln+1+a+b)
Main pipe (L1)
Max. distance among indoor units (D)
Max. length after branch
Max. height difference between
outdoor and indoor units (h1)
Max. height difference among
indoor units(h2)
Max Pipe length difference among
indoor units after branch
[L2-L3 or L2-L4 or L2-L5 or a-b or
(a+L2)-(b+L4) or (a+L3)-(b+L5)]
• "n" means the number of indoor unit connection of DPM.
n=1
L 1
outdoor
L 1
n=2
L 3
outdoor
• Use a joint kit that is only for DPM.
• Temper grade and minimum thickness of the refrigerant pipe
Outer diameter [mm]
ø6.35
ø9.52
ø12.70
ø15.88
ø15.88
ø19.05
ø22.23
Single Installation
AC100RXAD*G
AC120RXAD*G
-
50 m
-
-
30 m
-
-
indoor
h 1
L 2
indoor
h 2
D
h 1
indoor
Minimum thickness [mm]
Maximum allowable length
AC100RXAD*G
AC140RXAD*G
AC120RXAD*G
-
75 m
-
-
30 m
-
-
n=3
L1
L 3
outdoor
n=4
a
L 3
L 1
L 4
b
L 5
outdoor
0.7
0.7
0.8
1.0
0.8
0.9
0.9
DPM Installation
AC140RXAD*G
50 m 75 m
30 m 50 m
10 m 10 m
15 m 15 m
30 m 30 m
0.5 m 0.5 m
5 m 5 m
L 2
indoor
D
h 2
indoor
D
L 4
indoor
L 2
indoor
D
indoor
h 2
indoor
D
indoor
Temper grade
C1220T-O
C1220T-1/2H OR C1220T-H
English
h1
h 1
19