Samsung AC HCADKH Series Installation Manual page 18

Refrigerant piping system
Applicable outdoor unit models
Total pipe length (L1+...+Ln+1+a+b)
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)]
L
1
outdoor
f Temper grade and minimum thickness of the refrigerant pipe . X
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 . 0 5 mm . In case of using C1220T-O (Soft) pipe
for Ø19 . 0 5 mm, pipe may be broken, which can result in an injury .
CAUTION
❋ ❋ The appearance of the unit may be different from the diagram depending on the model .
• After connecting pipes with knock-out treatment, plug the space .
• Following the pipe connection, make sure to proceed precisely to prevent interference with the internal parts .
CAUTION
CAC_Global Duct Latin America_IM_EN_04680A-02.indd 17
Items
Main pipe (L1)
indoor
Minimum thickness [mm]
Make at least one round:
It will reduce noise and vibration
ENGLISH-17
Maximum allowable length
Single installation
AC030HCADKH
AC036HCAD✴H
AC042HCAD✴H
-
50 m
-
-
30 m
-
-
h
1
0 . 7
0 . 7
0 . 8
1 . 0
0 . 8
0 . 9
0 . 9
AC048HCAD✴H
-
75 m
-
-
30 m
-
-
Temper grade
C1220T-O
C1220T-1/2H
OR
C1220T-H
2014-09-04 오전 9:17:26