Gree Ultra Heat GMV Multi VRF Series Owner's Manual page 23

Module's capacity C (Btu/h)
4.3.5.5 Branch selection of mode exchanger ("A1, A2")
R410A refrigerant system
Y-Type Branch Pipe
4.3.5.6 Pipe size among upstream branches of heat pump mode exchanger ("n1, n2, n3, n4")
Total rated capacity of
downstream indoor units:
X(Btu/h)
X≤17100
17100＜X≤48500
48500＜X≤72000
72000＜X≤96000
96000＜X≤120000
120000＜X≤144000
144000＜X≤168000
168000＜X≤216000
216000＜X≤240000
240000＜X≤312000
312000＜X≤336000
336000＜X≤360000
4.3.5.7 Pipe size among downstream branches of mode exchanger ("a, h")
Total rated capacity of downstream indoor
units: X ((Btu/h)
X≤9500
9500＜X≤17100
17100＜X≤48500
C≤327500
327500 < C
Total Capacity of the Downstream Indoor Unit X(Btu/h)
Size of connection pipe between branches of mode exchanger
Low pressure gas pipe
mm(inch)
Φ12.7(1/2)
Φ15.9(5/8)
Φ19.05(3/4)
Φ22.2(7/8)
Φ28.6(1-1/8)
Φ28.6(1-1/8)
Φ28.6(1-1/8)
Φ28.6(1-1/8)
Φ34.9(1-3/8)
Φ34.9(1-3/8)
Φ34.9(1-3/8)
Φ41.3(1-5/8)
Ultra Heat GMV Multi VRF_Heat Recovery Serial
X≤17100
17100＜X≤72000
72000＜X≤96000
96000＜X≤232000
232000＜X≤327500
327500＜X
Liquid pipe mm(inch)
Φ6.35(1/4)
Φ9.52(3/8)
Φ9.52(3/8)
Φ9.52(3/8)
Φ12.7(1/2)
Φ12.7(1/2)
Φ15.9(5/8)
Φ15.9(5/8)
Φ15.9(5/8)
Φ19.05(3/4)
Φ19.05(3/4)
Φ19.05(3/4)
Size of piping between indoor branches
Gas pipe mm(inch)
Φ9.52(3/8)
Φ12.7(1/2)
Φ15.9(5/8)
18
Model
ML01R
ML02R
Model
FQ01Na/A
FQ02Na/A
FQ03Na/A
FQ04Na/A
FQ05Na/A
FQ06Na/A
High pressure gas pipe
mm(inch)
Φ12.7(1/2)
Φ12.7(1/2)
Φ15.9(5/8)
Φ19.05(3/4)
Φ22.2(7/8)
Φ22.2(7/8)
Φ22.2(7/8)
Φ28.6(1-1/8)
Φ28.6(1-1/8)
Φ28.6(1-1/8)
Φ28.6(1-1/8)
Φ34.9(1-3/8)
Liquid pipe mm(inch)
Φ6.35(1/4)
Φ6.35(1/4)
Φ9.52(3/8)