Giatsu GIA-CEN-10KOMP Manuel D'installation page 31

Total Pipe Length
Length of the farthest pipe
Equivalent length to the farthest pipe of the
first distributor
Equivalent length to the nearest
Height difference between
the indoor and outdoor units
Height difference between the indoor units
4.6 Installation of distributor
1) The distributor shall use U-type or Y-type, instead of T-type.
2) The distributor shall be installed horizontally, with the deviation angle of no greater than ± 10℃
3) The distributor cannot be turned directly, with the straight pipe of no less than 0.8 meter.
Direction A
±10°
4.7 Oil return bend settings
Outdoor unit (set)
Connecting to the first set of indoor units
Connecting to the second set of indoor units
Table 4-6 Diameter of Pipe
≤100m
≤60m
Actual length
≤70 m
Equivalent length
≤20m
≤15m
≤30 m
Outdoor upper
≤20 m
Outdoor lower
≤8 m
Direction B
Fig. 4-6 Installation of Distributor
Fig. 4-7 Position of Oil Return Bend at the Height Direction
L +L +L +L
1 2 3 4
L +L +L +L +L 5 +f(
connecting mode I
1 2 3 4
L +L +L +L 5 +f(
connecting mode I
2 3 4
a、b、c、d、e、f
±10°
High pressure liquid pipe
Low pressure gas pipe
Oil return bend
7
+L 5 +a+b+c+d+e+f
) L +L +L 5 +f(
connecting mode II
1 3
) L +L 5 +f(
connecting mode II
3
-
-
-
＞0.8m
)
)