DC Inverter Multi VRF System
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4.2.3 Dimension of Pipe (Main Pipe) from ODU to the 1st Indoor Branch
Dimension of pipe from ODU to the 1st indoor branch will be determined by the dimension of
outdoor connection pipe.
Fig.4.4
Dimension of outdoor connection pipe:
Basic module
4.2.4 Selection of Indoor Branches
Select indoor branches according to the total capacity of downstream indoor units.
Fig.4.5
Total capacity of downstream indoor units C (Btu/h)
Y type branch
68200≤C≤102400 FQ01B/A