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Installation
Connecting the refrigerant pipe
Items
Applicable outdoor unit models
Total pipe length (L₁+L₂+L₃)
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)
※ "n" means the number of indoor unit connection of DPM.
n=1
Outdoor
※ Use a joint kit that is only for DPM.
• Temper grade and minimum thickness of the refrigerant pipe
Outer diameter
[mm]
thickness [mm]
ø6.35
ø9.52
ø12.70
ø15.88
ø15.88
ø19.05
ø22.23
CAUTION
• Be sure to use C1220T-1/2H (Semi-hard) pipe for more
than Ø19.05 mm. If you use C1220T-O (Soft) pipe for
Ø19.05 mm, the pipe may be broken, which can result
in an injury.
※ In case you want more information about the controllers and accessories, please refer to the Controller and
Accessory TDB on pvi.Samsung.com site or Global Partner Portal site.
AC026RXADKG
AC035RXADKG
indoor
L
1
Minimum
Temper grade
0.7
0.7
C1220T-O
0.8
1.0
0.8
C1220T-1/2H OR
0.9
C1220T-H
0.9
Maximum allowable length
Single installation
AC052RXADKG
-
-
20m
30m
-
-
-
-
15m
20m
-
-
-
-
n=2
L
1
h
1
Outdoor
• The appearance of the unit may be different from the
diagram depending on the model.
CAUTION
• After connecting the pipes with knock-out treatment,
plug the space around the pipes.
• After connecting the pipes, proceed exactly as directed in
the guide to prevent interference with the internal parts.
• Tighten the nuts to the specified torques. If overtightened,
the nuts could be broken so refrigerant may leak.
• Protect or enclose refrigerant tubing to avoid
mechanical damage.
DPM installation
AC071RXADKG
AC071RXADKG
-
50m
-
-
30m
-
-
L
2
indoor
h
D
2
indoor
L
3
Make at least one round:
It will reduce noise and vibration
50m
30m
10m
15m
±30m
±0.5m
±5m
h
1
369
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