Samsung DVM PLUS III, Technical Data Book

Page: 53 / 64

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6-4. Pipe selection
Outdoor unit connection pipe size : (A1), (A2), (A3)
A1 : Select the pipes according to the outdoor unit capacity with
following table.
A2 : Select the pipes according to sum of outdoor unit capacities
behind the outdoor joint with following table.
A3 : Select the main pipe of outdoor units with the following table.
A3 : Select the main pipe of outdoor units with the following table when
if the farthest indoor unit’s length is over 90m(295ft).
Outdoor unit Pipe size (O.D)
Oil balancing
pipe size
Ton HP
Liquid Gas
mm inches mm inches mm(inches)
6 7.5
Ø9.52 Ø3/8
Ø19.05 Ø3/4
- 8 10.0 Ø22.23 Ø7/8
10 12.5 Ø12.70 Ø1/2 Ø28.58 Ø1-1/8

Example) 26 Ton
10Ton 8Ton
(C)
(F)
(D)
(A3) (A2) (A1)
8Ton
(A1) (A1)
(E)
(B)
Ton HP Mark
Pipe size (O. D.mm)
Liquid Gas
mm inches mm inches
8 10 (A1) Ø9.52 Ø3/8 Ø22.23 Ø7/8
8 10 (A1) Ø9.52 Ø3/8 Ø22.23 Ø7/8
10 12.5 (A1) Ø12.70 Ø1/2 Ø28.58 Ø1-1/8
18 22.5 (A2) Ø15.88 Ø5/8 Ø28.58 Ø1-1/8
26 32.5 (A3) Ø19.05 Ø3/4 Ø34.93 Ø1-3/8
*A1 : Pipes to the outdoor unit (Liquid, Gas)
*A2 : Pipes between outdoor joint kits (Liquid, Gas)
*A3 : Main pipes (Liquid, Gas)
Outdoor unit Pipe size (O.D)
Oil balancing
pipe size
Ton HP
Liquid Gas
mm inches mm inches mm(inches)
12 15.0 Ø12.70 Ø1/2
Ø28.58 Ø1-1/8 Ø6.35
(Ø1/4)
14 17.5
Ø15.88 Ø5/8 16 20.0
18 22.5
20 25.0 Ø19.05 Ø3/4 Ø34.93 Ø1-3/8
Outdoor unit Pipe size (O.D)
Oil balancing
pipe size
Ton HP
Liquid Gas
mm inches mm inches mm(inches)
6 7.5
Ø9.52 Ø3/8
Ø19.05 Ø3/4
- 8 10.0 Ø22.23 Ø7/8
10 12.5 Ø12.70 Ø1/2
Ø28.58 Ø1-1/8
12 15.0
Ø6.35
(Ø1/4)
14 17.5
Ø15.88 Ø5/8 16 20.0
18 22.5
20 25.0
Ø19.05 Ø3/4 Ø34.93 Ø1-3/8
22 27.5
24 30.0
26 32.5
28 35.0
30 37.5
Outdoor unit Pipe size (O.D)
Oil balancing
pipe size
Ton HP
Liquid Gas
mm inches mm inches mm(inches)
6 7.5
Ø12.70 Ø1/2
Ø22.23 Ø7/8
- 8 10.0
Ø28.58 Ø1-1/8
10 12.5 Ø15.88 Ø5/8
12 15.0
Ø34.93 Ø1-3/8
Ø6.35
(Ø1/4)
14 17.5
Ø19.05 Ø3/4 16 20.0
18 22.5
20 25.0
Ø22.23 Ø7/8
22 27.5
24 30.0
26 32.5
28 35.0
Ø41.28 Ø1-5/8
30 37.5