Gree GMV-60WL/C-T

DC Inverter Multi VRF System
9
4.2.5 Dimension of Pipe between Indoor Branches
Select pipe between indoor branches according to the capacity of downstream indoor units; if the
capacity exceeds that of the outdoor unit, capacity of outdoor unit prevails.
Fig.4.6
Total capacity of downstream indoor units C (Btu/h)
Pipe (mm/inch)
Liquid pipe (mm/inch)
C≤19000
Φ12.7 (Φ1/2)
Φ6.35 (Φ1/4)
19000<C≤48500
Φ15.9 (Φ5/8)
Φ9.52 (Φ3/8)
48500<C≤76400
Φ19.05 (Φ3/4)
Φ9.52 (Φ3/8)
4.2.6 Dimension of Pipe between Indoor Branch and IDU
Dimension of pipe between indoor branch and IDU should be consistent with the dimension of
indoor pipe.
Fig.4.7
Rated capacity of IDU C(Btu/h)
Gas pipe (mm/inch)
Liquid pipe (mm/inch)
C≤9600
Φ9.52 (Φ3/8)
Φ6.35 (Φ1/4)
9600<C≤17000
Φ12.7 (Φ1/2)
Φ6.35 (Φ1/4)