Installation
370
※ 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.
Connecting the refrigerant pipe
Items
Maximum allowable length
Single Installation DPM Installation
Applicable outdoor unit models
AC100RXAD*G
AC120RXAD*G
AC140RXAD*G
AC100RXAD*G
AC120RXAD*G
AC140RXAD*G
Total pipe length (L1+…+Ln+1+a+b) - - 50 m 75 m
Main pipe (L1) 50 m 75 m 30 m 50 m
Max. distance among indoor units (D) - - 10 m 10 m
Max. length after branch - - 15 m 15 m
Max. height difference between
outdoor and indoor units (h1)
30 m 30 m 30 m 30 m
Max. height difference among
indoor units(h2)
- - 0.5 m 0.5 m
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)]
- - 5 m 5 m
"n" means the number of indoor unit connection of DPM.
indoor
indoor
indoor
outdoor
outdoor
outdoor
indoor
indoor
indoor
indoor
indoor
indoor
indoor
outdoor
L
1
L
1
L
2
L
2
D
D
D
D
h
2
h
2
L
3
L
3
L
4
L
4
L
5
L
1
a
b
D
L
1
L
2
L
3
h
1
h
2
h
1
h
1
h
1
n=1
n=2
n=3
n=4
Use a joint kit that is only for DPM.
Temper grade and minimum thickness of the refrigerant pipe
Outer diameter [mm] Minimum thickness [mm] Temper grade
ø6.35 0.7
C1220T-O
ø9.52 0.7
ø12.70 0.8
ø15.88 1.0
ø15.88 0.8
C1220T-1/2H OR C1220T-Hø19.05 0.9
ø22.23 0.9
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