15
Allowable Value
Pipe
100, 120, 140, 160
Total Length (Actual Length) of Pipes
150m
L
1
+L
2
+L
3
+ 2L
4
+a+b+c+d
Length of
farthest pipe
(m)
Actual Length
50m
L
1
+L
2
+L
3
+d
Equivalent Length
60m
Length of pipe from the 1
st
Branching
to the farthest indoor unit
20m
L
2
+L
3
+d
Height difference
between indoor
unit and outdoor
unit
Outdoor unit on
upper
25m
——
Outdoor unit at
lower
20m
——
Height difference between indoor
unit and outdoor unit
10m
——
Height difference between Hydro-
box and outdoor unit
5m
——
Length of the farthest pipe between
Hydro-box and outdoor unit
10m
L
4
Length of the water pipe between
Hydro-box and water tank
5 m
L
5
Height difference between Hydro
-
box
and water tank
3m
——
The equivalent length is designed as per one Y-Type manifold pipe every
0.5m
The 1st
manifold
Indoor Unit
b
Outdoor Unit
The equivalent length of the farthest pipe from the 1st manifold:
L≤ 20m
c
Equivalent length of farthest pipe:
L≤ 60m
Indoor unit
d
a
Hydro unit
wired controller
Circulating Water Pipe Pressure
water tank
Hydro-Box
Refrigerant Pipe
H
e
ig
h
t
d
if
fe
r
e
n
c
e
b
e
tw
e
e
n
i
n
d
o
o
r
u
n
it
a
n
d
o
u
td
o
o
r
u
n
it
H
e
ig
h
t
d
if
fe
r
e
n
ce
b
e
tw
e
e
n
in
d
o
o
r
u
n
it
s:
h
≤
10
m
H
≤
25
m
Fig. 11 Allowable Length and Fall of Connection Pipes
Содержание GMV-Pds100W/Na-K
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