LG ARUM080LTE5 Engineering Product Data Book page 680

Multi V 5
8. Capacity Correction Factor
Equivalent length
80m
20HP
Gas pipe
Liquid pipe
Outdoor Unit
Equivalent length
40m
* (Cooling) Overall equivalent length =80 m x 0.5 + 40 m =
80 m
* (Heating) Overall equivalent length =80 m x 0.2 + 40 m =
Indoor Unit
56 m
The rate of change in
Cooling capacity when HU=0m is thus approximately 0.92
Indoor Unit
Heating capacity when HU=0m is thus approximately 1.00
Branch
Outdoor Units
673