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16
6 Refrigeration Cycle Diagram
Piping size
Rated
Length
(m)
Max
Elevation
(m)
Min.
Piping
Length
(m)
Max.
Piping
Length
(m)
Additional
Refrigerant
(g/m)
Model
Gas
Liquid
E21HKE
1/2”
1/4”
5
15
3
20
20
E24HKE
5/8”
1/4”
5
20
3
30
30
E28HKE
5/8”
1/4”
5
20
3
30
30
* If piping length is over common length, additional refrigerant should be added as shown in the table.
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