Gree GMV-60WL/C-T - Dimension of Pipe between Indoor Branch and IDU

GREE DC Inverter Side Discharge VRF Ⅱ for North America
74
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)
5.5 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. 9
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)
17000<C≤48000
Φ15.9
(Φ5/8)
Φ9.52
(Φ3/8)
48000<C≤55000
Φ19.05
(Φ3/4)
Φ9.52
(Φ3/8)
55000<C≤96000
Φ22.2
(Φ7/8)
Φ9.52
(Φ3/8)
NOTICE!
If the distance between IDU and its nearest branch is over 10m(33feet), then the liquid
pipe of IDU (rated capacity ≤17000Btu/h) shall be enlarged.