ENGLISH-31
0
2
INST
ALLING
THE
PRODUC
T
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.
Indoor unit capacity
Pipe size (O.D)
Liquid pipe
Low pressure gas pipe
High pressure gas pipe
MBH
kW
mm
inch
mm
inch
mm
inch
~ 51
~ 15.0
9.52
3/8
15.88
5/8
15.88
5/8
51 ~ 76
15.0 ~ 22.4
9.52
3/8
19.05
3/4
15.88
5/8
76 ~ 96
22.4 ~ 28.1
9.52
3/8
22.22
7/8
19.05
3/4
96 ~ 115
28.1 ~ 33.6
12.70
1/2
28.58
1 1/8
19.05
3/4
115 ~ 154
33.6 ~ 45.0
12.70
1/2
28.58
1 1/8
22.22
7/8
154 ~ 172
45.0 ~ 50.4
15.88
5/8
28.58
1 1/8
22.22
7/8
172 ~ 240
50.4 ~ 70.3
15.88
5/8
28.58
1 1/8
28.58
1 1/8
240 ~ 336
70.3 ~ 98.4
19.05
3/4
34.92
1 3/8
28.58
1 1/8
336 ~ 360
98.4 ~ 105.5
19.05
3/4
41.28
1 5/8
28.58
1 1/8
360 ~ 461
105.5 ~ 135.2
19.05
3/4
41.28
1 5/8
34.92
1 3/8
461 ~ 577
135.2 ~ 169.0
19.05
3/4
41.28
1 5/8
34.92
1 3/8
577 ~
169.0 ~
22.22
7/8
53.98
2 1/8
41.28
1 5/8
Size of the pipe between MCU and indoor unit (F)
Select a pipe size according to the sum of indoor unit capacity which will be connected to the MCU
Indoor unit capacity
Pipe size (O.D)
Liquid pipe
Gas pipe
MBH
kW
mm
inch
mm
inch
~ 20
~6.0
6.35
1/4
12.70
1/2
24 ~ 52
7.1~16.0
9.52
3/8
15.88
5/8
68 ~ 78
20.0 ~ 23.0
9.52
3/8
19.05
3/4
78 ~ 96
23.0 ~ 29.0
9.52
3/8
22.22
7/8
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