3. Piping Design
SYSTEM DESIGN
226
3-1-5. Pipe diameter compatibility table
(1) Main pipe
(45m or shorter) (30m or shorter)
(30m or shorter) (20m or shorter)
(25m or shorter)
(65m or shorter) (50m or shorter) (40m or shorter) (35m or shorter) (30m or shorter)
(70m or shorter) (60m or shorter)
ø12.7
ø9.52
ø12.7
ø15.88
ø19.05
ø22.2
ø19.05
ø19.05
ø22.2
ø25.4
ø28.58
ø22.2
ø25.4
ø28.58
ø22.2
ø25.4
ø28.58
ø34.93
ø41.28
ø34.93
ø41.28
ø9.52
ø12.7
ø15.88
ø15.88
ø15.88
(3) Joint pipe
ø12.7
ø15.88
ø19.05
ø22.2
ø19.05
(15m or shorter) (15m or shorter) (10m or shorter) (10m or shorter)
(30m or shorter)
(30m or shorter)
ø15.88
Gas
Liquid
ø9.52
Liquid
ø6.35
Liquid
Gas
Gas
(2) Indoor pipe
Note
1) The in the table indicates that the existing piping system can be reused if the total amount of refrigerant charge in the existing system is less than the specified amount calculated
by using the following formulas:
PUHY-RP200-250YJM-B : 0.39
ޓ
L0+0.29
ޓ
L1+0.2
ޓ
L2+0.12
ޓ
L3+0.06
ޓ
L4<18
PUHY-RP300-900YJM-B : 0.39
ޓ
L0+0.29
ޓ
L1+0.2
ޓ
L2+0.12
ޓ
L3+0.06
ޓ
L4<25
L1 : Total length of ø19.05 liquid pipe(m)
L0 : Total length of ø22.2 liquid pipe(m)
L2 : Total length of ø15.88 liquid pipe(m)
L3 : Total length of ø12.7 liquid pipe(m)
L4 : Total length of ø9.52 liquid pipe(m)
L5 : Total length of ø6.35 liquid pipe(m)
0
5
6
0
0
6
0
5
5
0
0
5
0
5
4
0
0
4
0
5
3
0
0
3
0
5
2
0
0
2
l
e
d
o
m
r
o
o
d
t
u
O
0
0
1
0
8
1
7
3
6
0
5
0
4
2
3
5
2
0
2
5
1
l
e
d
o
m
r
o
o
d
n
I
0
0
8
-
0
5
6
-
0
3
6
-
0
0
4
-
0
3
3
-
0
0
3
-
0
0
2
-
0
6
1
-
0
4
1
-
0
8
-
l
e
d
o
m
r
o
o
d
n
I
(55m or shorter)
Standard
Usable (Unit performance will be affected.)
Usable (Vertical separation between OU and IU to be 20 m or less)
Usable (Piping length limitation will apply.)
Usable (Refrigerant charge amount limit will apply.)
Not use
0
0
7
ø12.7
ø9.52
ø15.88
ø19.05
ø22.2
ø19.05
ø22.2
ø25.4
ø28.58
ø34.93
ø41.28
ø15.88
Gas
Liquid
l
e
d
o
m
r
o
o
d
t
u
O
(50m or shorter) (45m or shorter) (40m or shorter) (35m or shorter)
0
0
9
0
5
8
0
0
8
0
5
7
5
2
1
ø12.7
ø19.05
ø22.2
ø25.4
ø28.58
ø9.52
ø12.7
ø15.88
ø15.88
ø6.35
Liquid
Gas
l
e
d
o
m
r
o
o
d
n
I
(25m or shorter) (15m or shorter)
0
5
2
0
0
2
0
4
1
-
1
0
8
Содержание PUHY-RP-Y(S)JM-B
Страница 1: ...DATA BOOK AIR CONDITIONERS MODEL PUHY RP Y S JM B PURY RP YJM B ...
Страница 3: ......
Страница 63: ...60 OUTDOOR UNITS ...
Страница 191: ...188 INDOOR UNITS ...
Страница 243: ...240 SYSTEM DESIGN ...
Страница 287: ...284 SYSTEM DESIGN ...