Connecting The Refrigerant Pipe - Samsung AC180JXA NH Series Installation Manual

Connecting the refrigerant pipe

AA
Refrigerant piping system
Applicable outdoor unit models
Total pipe length (L
Max . distance among indoor units (D)
Max . length after branch
Max . height difference between outdoor and indoor units (h
Max . height difference among indoor units(h
Max Pipe length difference among indoor units after branch
[L -L or L -L or L -L or a-b or (a+L
2 3 2 4 2 5
❋ ❋ "n" means the number of indoor unit connection of DPM .
n=1
L
1
outdoor
L
n=2
1
L
outdoor
❋ ❋ Use a joint kit that is only for DPM .
 Temper grade and minimum thickness of the refrigerant pipe
Outer diameter [mm]
ø6 . 3 5
ø9 . 5 2
ø12 . 7 0
ø15 . 8 8
ø15 . 8 8
ø19 . 0 5
ø22 . 2 3
• Make sure to use C1220T-1/2H (Semi-hard) pipe for more than Ø19.05mm. In case of using C1220T-O (Soft)
pipe for Ø19 . 0 5mm, pipe may be broken, which can result in an injury .
Items
+...+L +1+a+b)
1 n
Main pipe (L )
1
)-(b+L ) or (a+L
2 4
indoor
L
2
indoor
h
2
D
indoor
3
Minimum thickness [mm]
Single installation
AC160JXAFKH
AC160JXAFNH
AC180JXA✴NH
AC200KXAPNH
AC250KXAPNH
75 m
)
30 m
1
)
2
)-(b+L )]
3 5
n=3
L
1
h
1
outdoor
n=4
a
L
1
h
1
b
outdoor
0 . 7
0 . 7
0 . 8
1 . 0
0 . 8
0 . 9
0 . 9
Maximum allowable length
DPM installation
AC200KXAPNH
AC250KXAPNH
- 75 m
75 m
- 10 m
- 15 m
30 m
- 0 . 5 m
- 5 m
L
2
indoor
D
L
3
indoor
D
L
4
indoor
L
2
indoor
L
3
D
indoor
L
4
indoor
D
L
indoor
5
Temper grade
C1220T-O
C1220T-1/2H
OR
C1220T-H
h
h
2
1
h
h
2
1
21