10. Installation
16Ton
12Ton
(D)
(E)
(C)
(A)
(B)
(3)
(2)
(1)
6Ton
Ex.) 34 Ton
Ton
No.
Pipe size (O.D)
Liquid pipe
Gas pipe
mm
inch
mm
inch
16
(1)
15.88
5/8
28.58
11/8
28
(2)
19.05
3/4
34.92
13/8
34
(3)
19.05
3/4
41.28
15/8
Size of the pipe connected to the outdoor unit (A)
Branch joint (C~E)
Select the size of the main pipe according to the below table.
Outdoor unit
capacity (MBH)
(Cooling)
Outdoor unit
capacity (kW)
(Cooling)
*Maximum pipe length within
295ft (90m)
*Maximum pipe length over
295ft (90m)
Liquid
Gas
Liquid
Gas
inch
AɇΧɇʀ̈ϩцख़ߪߧ
AɇΧɇʀ̈ϩцख़ߤߧ
Ø3/8
Ø9.52
Ø3/4
Ø19.05
Ø1/2 Ø12.70
Ø7/8 Ø22.22
ߪߧॗAɇΧɇʀ̈ϩцख़߫߫
ߤߧॗAɇΧɇʀ̈ϩцख़ߤ߫
Ø7/8 Ø22.22
Ø1
note1)
Ø25.40
note1)
߫߫ॗAɇΧɇʀ̈ϩцख़ߣߤߢ
ߤ߫ॗAɇΧɇʀ̈ϩцख़ߥߧ
Ø1/2 Ø12.70
Ø1 1/8 Ø28.58
Ø5/8
ߣߤߢॗAɇΧɇʀ̈ϩцख़ߣߦߢ
ߥߧॗAɇΧɇʀ̈ϩцख़ߦߣ
ߣߦߢॗAɇΧɇʀ̈ϩцख़ߣߨߢ
ߦߣॗAɇΧɇʀ̈ϩцख़ߦߩ
Ø1 1/4
note2)
Ø31.75
note2)
ߣߨߢॗAɇΧɇʀ̈ϩцख़ߣߪߣ
ߦߩॗAɇΧɇʀ̈ϩцख़ߧߥ
Ø5/8 Ø15.88
Ø3/4 Ø19.05
ߣߪߣॗAɇΧɇʀ̈ϩцख़ߤߤߤ
ߧߥॗAɇΧɇʀ̈ϩцख़ߨߧ
ߤߤߤॗAɇΧɇʀ̈ϩцख़ߤߦߢ
ߨߧॗAɇΧɇʀ̈ϩцख़ߩߢ
Ø1 3/8 Ø34.92
Ø1 3/8 Ø34.92
ߤߦߢॗAɇΧɇʀ̈ϩцख़ߥߥߨ
ߩߢॗAɇΧɇʀ̈ϩцख़߫ߪ
Ø3/4 Ø19.05
Ø7/8 Ø22.22
Ø1 1/2
note3)
Ø38.10
note3)
ߥߥߨॗAɇΧɇʀ̈ϩцख़ߦߨߩ
߫ߪॗAɇΧɇʀ̈ϩцख़ߣߥߩ
Ø1 5/8 Ø41.28
Ø1 5/8 Ø41.28
ߦߨߩॗAɇΧɇʀ̈ϩцख़ߧߪߥ
ߣߥߩॗAɇΧɇʀ̈ϩцख़ߣߩߣ
*Maximum pipe length : The pipe length between an outdoor unit and the farthest indoor unit.
Note1) If Ø1” (25.40mm) pipe is not available on site, use Ø1 1/8” (28.58mm) pipe.
Note2) If Ø1 1/4” (31.75mm) pipe is not available on site, use Ø1 3/8” (34.92mm) pipe.
Note3) If Ø1 1/2” (38.10mm) pipe is not available on site, use Ø1 5/8” (41.28mm) pipe.
࢜ͱθϩ˵ʪʀɇϑʪϩ˵ɇϩϩ˵ʪʒ̈ɇ͔ʪϩʪθͱ˙ϩ˵ʪʒʪ˙ɇЇ̷ϩΧ̈Χʪͱ˙ɇ͝ͱЇϩʒͱͱθЇ̈͝ϩʒͱʪϑ͝ͱϩ͔ɇϩʀ˵ϩ˵ɇϩͱ˙
the pipe
installed on the site, a socket is provided by default together with the outdoor unit.
Branch joint between outdoor units (C)
Select a branch joint according to the sum of the capacity of outdoor units connected to the branch
joint.
Classification
Outdoor unit capacity
Model name
MBH
kW
Y-joint for outdoor
unit (C)
AɇΧɇʀ̈ϩцख़ߦߨߩ
AɇΧɇʀ̈ϩцख़ߣߥߩ
MXJ-TA3819M
467 < Capacity
137 < Capacity
MXJ-TA4422M
First branch joint (D)
Select according to the sum of the capacity of the outdoor unit.
Classification
Outdoor unit capacity
Model name
MBH
kW
Y-joint (D)
AɇΧɇʀ̈ϩцख़ߣߦߢ
AɇΧɇʀ̈ϩцख़ߦߣ
MXJ-YA2512M
AɇΧɇʀ̈ϩцख़ߣߨߢ
AɇΧɇʀ̈ϩцख़ߦߩ
MXJ-YA2812M
AɇΧɇʀ̈ϩцख़ߤߥ߫
AɇΧɇʀ̈ϩцख़ߩߢ
MXJ-YA2815M
AɇΧɇʀ̈ϩцख़ߥߥߨ
AɇΧɇʀ̈ϩцख़߫ߪ
MXJ-YA3419M
AɇΧɇʀ̈ϩцख़ߦߨߩ
AɇΧɇʀ̈ϩцख़ߣߥߩ
MXJ-YA4119M
467 < Capacity
137 < Capacity
MXJ-YA4422M
Branch joint (E)
Select a branch joint according to the sum of indoor unit capacity which will be connected after the
branch.
࢜²ͱиʪЭʪθࡥ̈˙ϩ˵ʪɵθɇ͝ʀ˵̟ͱ̈͝ϩϑ࣑k࣒̈ϑɵ̈˝˝ʪθϩ˵ɇ͝ϩ˵ʪ˙̈θϑϩɵθɇ͝ʀ˵̟ͱ̈͝ϩ࣑U࣒ࡥɇΧΧ̷цϩ˵ʪɵθɇ͝ʀ˵
joint of the
same size as the first branch joint (D).
Classification
Indoor unit capacity
Model name
MBH
kW
Y-joint (E)
Capacity < 55
Capacity < 16
MXJ-YA1509M
ߧߧख़AɇΧɇʀ̈ϩцॗߣߥߥ
ߣߨख़AɇΧɇʀ̈ϩцॗߥ߫
MXJ-YA2512M
ߣߥߥख़AɇΧɇʀ̈ϩцॗߣߩߤ
ߥ߫ख़AɇΧɇʀ̈ϩцॗߧߢߦ
MXJ-YA2812M
ߣߩߤख़AɇΧɇʀ̈ϩцॗߤߦߪ
ߧߢߦख़AɇΧɇʀ̈ϩцॗߩߤߪ
MXJ-YA2815M
ߤߦߪख़AɇΧɇʀ̈ϩцॗߥߦߦ
ߩߤߪख़AɇΧɇʀ̈ϩцॗߣߢߢߪ
MXJ-YA3419M
ߥߦߦख़AɇΧɇʀ̈ϩцॗߦߩߪ
ߣߢߢߪख़AɇΧɇʀ̈ϩцॗߣߦߢ
MXJ-YA4119M
478 < Capacity
140 < Capacity
MXJ-YA4422M
Distribution
header (E)
Capacity < 172 (for 4 rooms)
Capacity < 50.4 (for 4 rooms)
MXJ-HA2512M
Capacity < 248 (for 8 rooms)
Capacity < 72.8 (for 8 rooms)
MXJ-HA3115M
Capacity < 478 (for 8 rooms)
Capacity < 140 (for 8 rooms)
MXJ-HA3819M
Size of the pipe between branch joints (B)
Select the pipe size according to the sum of indoor unit capacity which will be connected after the branch.
࢜
However, if the size of the pipe between branch joints (B) is bigger than the size of the pipe
connected to
the outdoor unit (A), apply the pipe size (A).
Indoor unit
capacity (MBH)
Indoor unit
capacity (kW)
Branch pipe length within
148ft (45m)
Branch pipe length between
148ft~295ft (45~90m)
Liquid
Gas
Liquid
Gas
inch
mm
inch
mm
inch
mm
inch
mm
Capacity < 19
Capacity < 5.7
Ø1/4
Ø6.35
Ø1/2
Ø12.70 Ø3/8
Ø9.52
Ø5/8 Ø15.88
ߣ߫ख़AɇΧɇʀ̈ϩцॗߧߧ
ߧߩख़AɇΧɇʀ̈ϩцॗߣߨ
Ø3/8
Ø9.52
Ø5/8 Ø15.88
Ø1/2
Ø12.70
Ø3/4 Ø19.05
ߧߧख़AɇΧɇʀ̈ϩцॗߩ߫
ߣߨख़AɇΧɇʀ̈ϩцॗߤߥߤ
Ø3/4 Ø19.05
Ø7/8 Ø22.22
ߩ߫ख़AɇΧɇʀ̈ϩцॗߣߣߧ
ߤߥߤख़AɇΧɇʀ̈ϩцॗߥߥߨ
Ø7/8 Ø22.22
Ø1
note1)
Ø25.40
note1)
ߣߣߧख़AɇΧɇʀ̈ϩцॗߣߥߥ
ߥߥߨख़AɇΧɇʀ̈ϩцॗߥ߫
Ø1/2
Ø12.70
Ø1 1/8 Ø28.58
Ø5/8 Ø15.88
Ø1 1/8 Ø28.58
ߣߥߥख़AɇΧɇʀ̈ϩцॗߣߧߢ
ߥ߫ख़AɇΧɇʀ̈ϩцॗߦߦ
ߣߧߢख़AɇΧɇʀ̈ϩцॗߣߩߤ
ߦߦख़AɇΧɇʀ̈ϩцॗߧߢߦ
Ø1 1/4
note2)
Ø31.75
note2)
ߣߩߤख़AɇΧɇʀ̈ϩцॗߤߤ߫
ߧߢߦख़AɇΧɇʀ̈ϩцॗߨߩߤ
Ø5/8 Ø15.88
Ø3/4 Ø19.05
ߤߥߢख़AɇΧɇʀ̈ϩцॗߤߦߪ
ߨߩߤख़AɇΧɇʀ̈ϩцॗߩߤߪ
Ø1 3/8 Ø34.92
Ø1 3/8 Ø34.92
ߤߦߪख़AɇΧɇʀ̈ϩцॗߥߦߦ
ߩߤߪख़AɇΧɇʀ̈ϩц
< 100.8
Ø3/4 Ø19.05
Ø7/8 Ø22.22
Ø1 1/2
note3)
Ø38.10
note3)
ߥߦߦख़AɇΧɇʀ̈ϩцॗߥ߫ߤ
ߣߢߢߪख़AɇΧɇʀ̈ϩцॗߣߣߧ
Ø1 5/8 Ø41.28
Ø1 5/8 Ø41.28
ߥ߫ߤख़AɇΧɇʀ̈ϩцॗߧ߫ߤ
ߣߣߧख़AɇΧɇʀ̈ϩцॗߣߩߥߨ
Ø1 3/4
note4)
Ø44.45
note4)
ߧ߫ߤख़AɇΧɇʀ̈ϩцॗߨߩߨ
ߣߩߥߨख़AɇΧɇʀ̈ϩцॗߣ߫ߪ
Ø7/8 Ø22.22
Ø1 3/4
note4)
Ø44.45
note4)
Ø1
note1)
Ø25.40
note1)
Ø2 1/8 Ø53.98
ߨߩߨख़AɇΧɇʀ̈ϩцॗߪߨߢ
ߣ߫ߪख़AɇΧɇʀ̈ϩцॗߤߧߤ
Ø2 1/8 Ø53.98
ߪߨߢख़AɇΧɇʀ̈ϩц
ߤߧߤख़AɇΧɇʀ̈ϩц
Ø1
note1)
Ø25.40
note1)
Ø1 1/8 Ø28.58
Note1) If Ø1” (25.40mm) pipe is not available on site, use Ø1 1/8” (28.58mm) pipe.
Note2) If Ø1 1/4” (31.75mm) pipe is not available on site, use Ø1 3/8” (34.92mm) pipe.
Note3) If Ø1 1/2” (38.10mm) pipe is not available on site, use Ø1 5/8” (41.28mm) pipe.
Note4) If Ø1 3/4” (44.45mm) pipe is not available on site, use Ø2 1/8” (53.98mm) pipe.
Size of the pipe between the branch joint and the indoor unit (F)
Select according to the capacity of the indoor unit.
Indoor unit capacity
Liquid
Gas
MBH
kW
inch
mm
inch
mm
AɇΧɇʀ̈ϩцख़ߤߢ
AɇΧɇʀ̈ϩцख़ߨ
Ø1/4
Ø6.35
Ø1/2
Ø12.7
ߤߢॗAɇΧɇʀ̈ϩцख़ߧߦ
ߨॗAɇΧɇʀ̈ϩцख़ߣߨ
Ø3/8
Ø9.52
Ø5/8
Ø15.88
ߧߦॗAɇΧɇʀ̈ϩцख़ߩߪ
ߣߨॗAɇΧɇʀ̈ϩцख़ߤߥ
Ø3/8
Ø9.52
Ø3/4
Ø19.05
78 < Capacity
ߤߥॗAɇΧɇʀ̈ϩц
Ø3/8
Ø9.52
Ø7/8
Ø22.22
࢜Ã˙ϩ˵ʪʀθ̈ϩʪθ̈ɇ˙ͱθϑʪ̷ʪʀϩ̈͝˝ϩ˵ʪɵθɇ͝ʀ˵̈͝ϩ˵ʪͱЇϩʒͱͱθ̈͝ϑϩɇ̷̷ɇϩ̈ͱ͔͝ɇ͝Їɇ̷ɇ͝ʒϩ˵ʪɵθɇ͝ʀ˵
installation
manual are different, please select the branch in accordance with the outdoor installation manual.
(F)
mm
inch
mm
inch
mm
Ø15.88
Ø28.58
Ø11/8
inch
mm