SiEN34-705
Heat Pump 60Hz (RXYQ5~54P)
Installation Manual
285
f main pipes (both gas-side and liquid-side) must be increased.
to increase the size of main pipes.
be extended up to
90
m if all the following conditions are satisfied. (In case of
“ Branch with REFNET joint ”
)
RX(Y)Q34 Type
RX(Y)Q36 Type
RX(Y)Q38 Type
RX(Y)Q40 Type
RX(Y)Q48 Type
RX(Y)Q50 Type
RX(Y)Q52 Type
RX(Y)Q54 Type
d
2
2
2
2
Model
Gas
Liquid
φ
38.1*
φ
22.2
φ
22.2
φ
22.2
φ
22.2
RX(Y)Q42 Type
RX(Y)Q44 Type
φ
22.2
φ
22.2
RX(Y)Q46 Type
φ
22.2
Model
Gas
Liquid
φ
22.2
φ
22.2
φ
22.2
φ
22.2
*If available on the site, use this size.
Otherwise, it can not be increased.
Drawings
90 m
c, d, e, f, g
2 + f × 2 + g × 2
1000 m
a + h )
≤
40 m
Increase the pipe size as follows
φ
9.5
→ φ
12.7
φ
12.7
→ φ
15.9
φ
15.9
→ φ
19.1
φ
19.1
→ φ
22.2
φ
22.2
→ φ
25.4*
φ
28.6
→ φ
31.8*
φ
34.9
→ φ
38.1*
a
A
B
C
D
E
F
G
b
c
d
e
f
g
h
i
j
k
l
m
n
1
2
3
4
5
6
7
8
H1
p
Outdoor unit
REFNET joint (A-G)
Indoor units ( 1 - 8 )
Not
Increased
Not
Increased
Not
Increased
Not
Increased
Not
Increased
Not
Increased
Not
Increased
Not
Increased
Not
Increased
Not
Increased
