Gree GMV-615WM/B-X - Page 14

D.C. Inverter Multi VRF Modular
11
3.2.5 Take snow into consideration when installing the outdoor unit
Fig.12
3.3 Piping Work Requirements
There should be no fall among outdoor modules. Refer to the table below for piping work
requirements.
R410A Refrigerant System
Outer Diameter (mm/inch)
Wall Thickness (mm)
Type
Φ6.35(1/4)
≥
0.8
0
Φ9.52(3/8)
≥
0.8
0
Φ12.70(1/2)
≥
0.8
0
Φ15.9(5/8)
≥
1.0
0
Φ19.05(3/4)
≥
1.0
1/2H
Φ22.2(7/8)
≥
1.5
1/2H
Φ25.40(1/1)
≥
1.5
1/2H
Φ28.60(9/8)
≥
1.5
1/2H
Φ34.90(11/8)
≥
1.5
1/2H
Φ38.10(12/8)
≥
1.5
1/2H
Φ41.30(13/8)
≥
1.5
1/2H
Φ44.5(7/4)
≥
1.5
1/2H
Φ54.1(17/8)
≥
1.5
1/2H