133
GMV5 HR HEAT RECOVERY
VRF Units Technical Sales Guide
10.4.5 Size of connection pipe ”L” between the terminal outdoor branch and the first indoor branch
Connection pipe “L” between outdoor unit and the first indoor branch
Basic module (single-module system)
Size of connection between outdoor unit and the rst indoor branch
Low pressure gas pipe
mm(inch)
Liquid pipe
mm(inch)
High pressure gas pipe
mm(inch)
GMV-Q72WM/B-F(U)
Φ
19.05(3/4)
Φ
9.52(3/8)
Φ
15.9(5/8)
GMV-Q96WM/B-F(U)
Φ
22.2(7/8)
Φ
9.52(3/8)
Φ
19.05(3/4)
GMV-Q120WM/B-F(U)
Φ
28.6(1-1/8)
Φ
12.7(1/2)
Φ
22.2(7/8)
GMV-Q144WM/B1-F(U)
Φ
28.6(1-1/8)
Φ
12.7(1/2)
Φ
22.2(7/8)
GMV-Q168WM/B1-F(U)
Φ
28.6(1-1/8)
Φ
15.9(5/8)
Φ
22.2(7/8)
GMV-Q144WM/B-F(U)
Φ
28.6(1-1/8)
Φ
12.7(1/2)
Φ
22.2(7/8)
GMV-Q168WM/B-F(U)
Φ
28.6(1-1/8)
Φ
15.9(5/8)
Φ
22.2(7/8)
GMV-Q192WM/B-F(U)
Φ
28.6(1-1/8)
Φ
15.9(5/8)
Φ
28.6(1-1/8)
GMV-Q216WM/B-F(U)
Φ
28.6(1-1/8)
Φ
15.9(5/8)
Φ
28.6(1-1/8)
GMV-Q240WM/B-F(U)
Ф
34.9(1-3/8)
Φ
15.9(5/8)
Φ
28.6(1-1/8)
GMV-Q264WM/B-F(U)
Ф
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q288WM/B-F(U)
Ф
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q312WM/B-F(U)
Ф
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q336WM/B-F(U)
Ф
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q360WM/B-F(U)
Ф
41.3(1-5/8)
Ф
19.05(3/4)
Ф
34.9(1-3/8)
GMV-Q72WM/B-U(U)
Φ
19.05(3/4)
Φ
9.52(3/8)
Φ
15.9(5/8)
GMV-Q96WM/B-U(U)
Φ
22.2(7/8)
Φ
9.52(3/8)
Φ
19.05(3/4)
GMV-Q120WM/B-U(U)
Φ
28.6(1-1/8)
Φ
12.7(1/2)
Φ
22.2(7/8)
GMV-Q144WM/B-U(U)
Φ
28.6(1-1/8)
Φ
12.7(1/2)
Φ
22.2(7/8)
GMV-Q168WM/B-U(U)
Φ
28.6(1-1/8)
Φ
15.9(5/8)
Φ
22.2(7/8)
GMV-Q192WM/B-U(U)
Φ
28.6(1-1/8)
Φ
15.9(5/8)
Φ
28.6(1-1/8)
GMV-Q216WM/B-U(U)
Φ
28.6(1-1/8)
Φ
15.9(5/8)
Φ
28.6(1-1/8)
GMV-Q240WM/B-U(U)
Φ
34.9(1-3/8)
Φ
15.9(5/8)
Φ
28.6(1-1/8)
GMV-Q264WM/B-U(U)
Φ
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q288WM/B-U(U)
Φ
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q312WM/B-U(U)
Φ
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q336WM/B-U(U)
Φ
34.9(1-3/8)
Ф
19.05(3/4)
Φ
28.6(1-1/8)
GMV-Q360WM/B-U(U)
Φ
41.3(1-5/8)
Ф
19.05(3/4)
Φ
34.9(1-3/8)
10.4.6 Branch selection of mode exchanger (“A1, A2)
Select branch of mode exchanger as per total capacity of downstream indoor unit(s). Please refer to the
following table.
Model selection for branch “A1/A2”of mode exchanger;
R410A refrigerant system Total Capacity of the Downstream Indoor Unit X(Btu/h) Model
Y-Type Branch Pipe
X
≤
17100 FQ01Na/A
17100<X
≤
72000 FQ02Na/A
72000<X
≤
96000 FQ03Na/A
96000<X
≤
232000 FQ04Na/A
232000<X
≤
327500 FQ05Na/A
327500<X FQ06Na/A
10.4.7 Piping size among upstream branches of heat pump mode exchanger (”n1
、
n2
、
n3
、
n4”)
Piping requirement among upstream branches of heat pump mode exchanger (”n1
、
n2
、
n3
、
n4”)