Applicable Extension Pipe For Each Model; Pipe Length - Mitsubishi Electric PLA-RP-BA Technical Data Book

8

APPLICABLE EXTENSION PIPE FOR EACH MODEL

8-1. PIPE LENGTH

8-1-1. 1:1 SYSTEM and 1:2(1 indoor / 2 outdoor) SYSTEM
<Table 1-1> Maximum pipe length (P100-140)
Liquid
OD ø9.52
pipe
Thickness t0.8
(mm)
Gas
OD ø12.7 ø15.88
pipe
Thickness t0.8 t1.0
(mm)
Standard size
50m
P100
[20m]
Standard size
50m
P125,P140
[30m]
<Table 1-2> Maximum pipe length (P200, 250)
OD [9.52
Liquid
pipe
Thickness
t0.8
(mm)
Gas [22.2 [25.4
OD
pipe
Thickness
t1.0 t1.0
(mm)
Normal piping
P200
50m 70m
[30m] [30m]
50m 70m
P250
[30m] [30m]
Note : Be sure to use hard (tempered) one for pipe over [22.2.(Do not use soft (annealed) one.)
8-1-2. TWIN TRIPLE AND QUADRUPLE SYSTEM
(1) TWIN SYSTEM
<Table 2-1> Maximum pipe length(P100-140)
Main pipe
Liquid pipe ø9.52
(mm)
ø15.88
[A] Gas pipe
Standard size
Liquid pipe
ø6.35
50m
Branch
Gas pipe
ø12.7
[20m]
pipe
(mm)
Liquid pipe
ø9.52
[B, C]
50m
Gas pipe
ø15.88
[20m]
<Table 2-2> Maximum pipe length(P200, 250)
[9.52
O.D.
Main Liquid
pipe t0.8
pipe
Thickness
(mm) O.D. [22.2 [25.4
Gas
[A]
pipe t1.0 t1.0
Thickness
Liquid
Standard
Branch
[9.52
pipe
size
pipe
Gas 70m
50m
(mm)
[15.88
pipe [30m] [30m]
[B,C]
(2) TRIPLE SYSTEM
<Table 3-1> Maximum pipe length(P140)
P140(RP50o3)
Main pipe
Liquid pipe ø9.52
(mm)
ø15.88
[A] Gas pipe
Standard size
Liquid pipe ø6.35
50m
Branch
Gas pipe ø12.7
[30m]
pipe
(mm)
Liquid pipe ø9.52
[B, C, D]
50m
Gas pipe ø15.88
[30m]
<Table 3-2> Maximum pipe length(P200, 250)
O.D. [9.52
Main Liquid
pipe pipe t0.8
Thickness
(mm)
O.D. [22.2 [25.4
Gas
[A]
pipe t1.0 t1.0
Thickness
Liquid
Branch
Standard
[9.52
pipe
pipe
size
(mm)
Gas
50m 70m
[15.88
[B,C]
pipe [30m] [30m]
ø12.7
t0.8
ø19.05 ø15.88 ø19.05
t1.0 t1.0 t1.0
50m 25m 25m
[20m] [10m] [10m]
50m 30m 30m
[30m] [10m] [10m]
[12.7
t0.8
[28.58 [22.2 [25.4
t1.0 t1.0 t1.0
70m 50m 50m
[30m] [20m] [20m]
Nomal piping
70m 50m 70m
[30m] [30m] [30m]
P100(RP50o2) P125(RP60o2)·P140(RP71o2)
ø9.52 ø12.7 ø9.52 ø9.52
ø19.05 ø19.05 ø15.88 ø19.05
50m 25m
[20m] [10m]
Standard size
50m 25m 50m 50m
[20m] [10m] [30m] [30m]
P200(RP100x2)
[12.7
t0.8
[28.58 [22.2 [25.4 [28.58 [22.2
t1.0 t1.0 t1.0 t1.0 t1.0
70m 50m 50m 50m 40m
[30m] [20m] [20m] [20m] [20m]
ø9.52 ø12.7
ø19.05 ø19.05
50m 30m
[30m] [10m]
50m 30m
[30m] [10m]
P200(RP60x3)
[12.7
t0.8
[28.58 [22.2 [25.4 [28.58 [22.2
t1.0 t1.0 t1.0 t1.0 t1.0
70m 50m 50m 50m 40m
[30m] [20m] [20m] [20m] [20m]
<Marks in the table>
: It can be used.
: Cooling capacity is lowered.
: Additional refrigerant charge is required when
the pipe length exceeds
10m(P100-140)/20m(P200, 250).
The maximum pipe length
50m
Charge-less pipe length
[20m]
[15.88
t1.0
[28.58 [22.2 [25.4 [28.58
t1.0 t1.0 t1.0 t1.0
50m 40m 40m 40m
[20m] [20m] [20m] [20m]
70m 45m 45m 45m
[30m] [20m] [20m] [20m]
ø12.7
ø19.05
30m
[10m]
[15.88 [9.52
t1.0 t0.8
[25.4 [28.58 [31.75 [22.2 [25.4
t1.0 t1.0 t1.1 t1.0 t1.0
40m 40m 40m 50m 70m
[20m] [20m] [20m] [30m] [30m]
[15.88 [9.52
t1.0 t0.8
[25.4 [28.58 [31.75 [22.2 [25.4
t1.0 t1.0 t1.1 t1.0 t1.0
40m 40m 40m 50m 70m
[20m] [20m] [20m] [30m] [30m]
53
[31.75
t1.0
40m
[20m]
45m
[20m]
P250(RP125x2)
[12.7
t0.8
[28.58 [22.2 [25.4 [28.58 [22.2
t1.0 t1.0 t1.0 t1.0 t1.0
Standard
size
70m
70m 50m 70m 45m
[30m] [30m] [30m] [30m] [20m]
P250(RP71x3)
[12.7
t0.8
[28.58 [22.2 [25.4 [28.58 [22.2
t1.0 t1.0 t1.0 t1.0 t1.0
Standard
size
70m 50m 70m 70m 45m
[30m] [30m] [30m] [30m] [20m]
[15.88
t1.0
[25.4 [28.58 [31.75
t1.0 t1.0 t1.1
45m 45m 45m
[20m] [20m] [20m]
[15.88
t1.0
[25.4 [28.58 [31.75
t1.0 t1.0 t1.1
45m 45m 45m
[20m] [20m] [20m]