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APPLICABLE EXTENSION PIPE FOR EACH MODEL8
8-1. PUHZ-RP·VHA2 PUHZ-RP100-140YHA2 PUHZ-RP·VHA3 PUHZ-RP100YHA3
8-1-1. PIPE LENGTH
(1) 1:1 SYSTEM
Pipe length
(2) TWIN AND TRIPLE SYSTEM
(a) TWIN SYSTEM (b) TRIPLE SYSTEM
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 10m.
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
w2
30m
[20m]
Standard size
50m
[30m]
Standard size
50m w3
[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 w1
[30m]
[12.7
t0.8
Standard size
50m
[30m]
10m
[10m]
[15.88
t1.0
w2
30m
[30m]
10m
[10m]
[6.35
t0.8
[12.7
t0.8
w1. RP50 : maximum pipe length is 10m.
w2. Change the SW8-1 on the outdoor controller circuit board from OFF to ON.
w3. The maximum length is 75m in case of new pipes.
[9.52
[
15.88
Standard size
50m w
[30m]
50m
[30m]
[9.52
[
15.88
Standard size
50m w
[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(RP50o2)RP71(RP35o2)
RP125(RP60o2) • RP140(RP71o2)
[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]
w The maximum length is 75m in case of new pipes.
<Table 2> Maximum pipe length
ø
9.52
ø15.88
Standard size
50m w
[30m]
50m
[30m]
ø
9.52
ø19.05
50m
[30m]
50m
[30m]
ø
12.7
ø19.05
50m
[20m]
50m
[20m]
RP140(RP50o3)
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
w The maximum length is 75m in case of new pipes.
Branch
pipe
(mm)
[B, C, D]
Main pipe
(mm)
[A]
<Table 3> Maximum pipe length
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
Indoor unit side
Outdoor unit side
Outdoor unit
Indoor unit
D
Indoor unit
Indoor unit
Distribution pipe
H
h
<TRIPLE SYSTEM>
Total length A + B + C + D
RP140: 75 m
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