Refrigerant Pipe - Bosch CLIMATE 5000 VRF RDCI Series Installation Manual

8 | REFRIGERANT PIPE

5. REFRIGERANT PIPE
5.1 Length and drop height permitted
for the refrigerant pipework
Note: Ensure a distance of at least 0.5m between branch pipes.
(one or more outdoor units)
L
1
The first line branch pipe
r q
N13
(56)
* A system with a height difference above 70m is not supported as standard but is available on request for customisation.
*
6 720 862 437 (2016/10)
Outdoor unit
L
3
L
2
B
A
Max pipework equivalent length L≤200m
(From the first line branch pipe) Maximum
L
7
pipework equivalent length L≤40m/90m
D
L L
8 9
L
L
10
F
E
L
L
11
SB6
SBOX to indoor unit equivalent length L≤40m
SB7
Ⅳ
j
p
N12 N11
(140) (140)
≥300m
Table.5-1
Total pipe length (Actual)
Maximum
pipework (L)
Equivalent
Pipework (furthest from
the first line pipe branch)
equivalent length
SBOX to indoor unit
equivalent length
Indoor unit
to outdoor
unit drop
outdoor unit
height
Indoor unit to indoor unit
drop height
b
a
c
Ⅰ
SB1
SB2
L
5
C
L
4
d
L
6
SB3
N4
(28)
f
N5
(140)
SB4
h
12
SB5
g
Ⅱ
13
i
k
Ⅲ
m
l N9
(56)
N8
(28)
≥300m
Permitted
Pipework
value
1000m
L1+(L2+L3+L4+L5+L6+L7
(Please refer to
+L8+L9+L10+L11+L12+
the caution 5 of L13)×2+a+b+c+d+e+f+g+
h+i+j+k+l+m+n
conditions 2)
Actual
175m
length
L1+L7+L9+L11+j+k+n
200m
(Please refer to
length
caution 1)
40m/90m
(Please refer to L7+L9+L11+j+k+n
caution 5)
40m j+k+n
outdoor (Please refer
70m*
unit up to caution 3)
(Please refer
110m
down to caution 4)
30m _____________
N1
(71)
Indoor unit
N2
(71)
e
N3
(140)
N6
(71)
N7
(71)
n
N10
(56)
Fig. 5-2
RDCI Series – All DC Inverter Outdoor Units
Fig. 5-1