6 Refrigeration Cycle Diagram
Piping size
Model
Gas
NE7GK, NE9GK
3/8"
NE12GK
1/2"
If piping length is over common length, additional refrigerant should be added as shown in the table.
Rated
Common
Length
Length
Liquid
(m)
(m)
1/4"
7.5
7.5
1/4"
7.5
7.5
Max.
Min. Piping
Elevation
Length
(m)
(m)
5
3
5
3
14
Max. Piping
Additional
Length
Refrigerant
(m)
(g/m)
15
20
15
20