66
APPLICABLE EXTENSION PIPE FOR EACH MODEL
8
8-1. PUHZ-RP·VHA4 PUHZ-RP·VKA PUHZ-RP100-140YKA
8-1-1. PIPE LENGTH
(1) 1:1 SYSTEM
Pipe length
(2) TWIN AND TRIPLE SYSTEM
(a) TWIN SYSTEM
(b) TRIPLE SYSTEM
RP35•50
RP60•71
RP100~140
Liquid
pipe
(mm)
<Table 1> Maximum pipe length
OD
Thickness
OD
Thickness
Gas
pipe
(mm)
:
12.7
t0.8
30m
[20m]
30m
[30m]
:
15.88
t1.0
+
2
30m
[20m]
Standard size
50m
[30m]
Standard size
50m
+
3
[30m]
:
19.05
t1.0
50m
[30m]
:
15.88
t1.0
30m
[20m]
50m
[20m]
:
19.05
t1.0
50m
[20m]
:
9.52
t0.8
:
9.52
t0.8
30m
+
1
[30m]
:
12.7
t0.8
Standard size
50m
[30m]
10m
[10m]
:
15.88
t1.0
+
2
30m
[30m]
10m
[10m]
:
6.35
t0.8
:
12.7
t0.8
+
1. RP50 : maximum pipe length is 10m.
+
2. Change the SW8-1 on the outdoor controller circuit board from OFF to ON.
+
3. The maximum length is 75m in case of new pipes.
50m
[30m]
<Marks in the table>
The maximum pipe length
Charge-less pipe length
: It can be used.
: Cooling capacity is lowered.
: Additional refrigerant charge is required when
the pipe length exceeds 20m.
:
9.52
:
15.88
Standard size
50m
+
[30m]
50m
[30m]
:
9.52
:
15.88
Standard size
50m
+
[30m]
:
9.52
:
19.05
50m
[30m]
50m
[30m]
:
6.35
:
12.7
:
9.52
:
15.88
Standard size
50m
[30m]
50m
[30m]
:
9.52
:
19.05
50m
[30m]
:
12.7
:
19.05
50m
[20m]
50m
[20m]
:
12.7
:
19.05
50m
[20m]
RP100(RP50
%
2)
RP71(RP35
%
2)
RP125(RP60
%
2) • RP140(RP71
%
2)
:
6.35
:
12.7
:
9.52
:
15.88
:
12.7
:
19.05
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Branch
pipe
(mm)
[B, C]
Main pipe
(mm)
[A]
+
The maximum length is 75m in case of new pipes.
<Table 2> Maximum pipe length
<Table 3> Maximum pipe length
Branch
pipe
(mm)
[B, C, D]
Main pipe
(mm)
[A]
ø9.52
ø15.88
Standard size
50m
+
[30m]
50m
[30m]
ø9.52
ø19.05
50m
[30m]
50m
[30m]
ø12.7
ø19.05
50m
[20m]
50m
[20m]
RP140(RP50
%
3)
ø6.35
ø12.7
ø9.52
ø15.88
ø12.7
ø19.05
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
+
The maximum length is 75m in case of new pipes.
A
C
B
Indoor unit side
Outdoor unit side
Outdoor unit
Indoor unit
Indoor unit
Distribution pipe
H
h
<TWIN SYSTEM>
Total length A + B + C
RP71 : 50 m
RP100-140: 75 m
A
C
B
D
Indoor unit side
Outdoor unit side
Outdoor unit
Indoor unit
Indoor unit
Indoor unit
Distribution pipe
H
h
<TRIPLE SYSTEM>
Total length A + B + C + D
RP140: 75 m