System Heat Pump Outdoor Unit - MegaFrio

◆ Header Method
CRUN458S0
Example : 6 indoor units
connected
: outdoor unit
: 1st branch
: indoor units
: sealing
➲ Piping diameter (A)
- Liquid pipe : Ø12.7mm(1/2 inch)
- Gas pipe : Ø19.05mm(3/4 inch)
➲ Total pipe length = A+a+b+c+d+e+f ≤ 100m
L
l
H
h
Longest pipe length
A+f ≤ 70m
30m
H
A
h
Longest pipe length after 1st branch
f ≤ 30m
12m
Difference in height(outdoor ↔ indoor)
A
B
C C
1 2
H ≤ 30m ( 20m : outdoor is lower than indoor units)*
Difference in height (indoor ↔ indoor)
h ≤ 12m
* Indoor unit should be installed at lower position than the
header.
a
b
c d
C C
3 4
Refrigerant piping installation
L 70m
Branch pipe can not be used
after header
X
e
C
5
D
l 30m
C
Installation Manual 23
f
6
ENGLISH