BGH GMV6 Technical Sales Manual page 127

(3) Piping "D" of the IDU branches
Piping size of IDU branches shall be selected based on the total capacity of downstream IDU.
Total rated capacity X (kW) of downstream IDU
X≤5.0
5.0<X≤14.2
14.2<X≤22.4
22.4<X≤30.0
30.0<X≤40.0
40.0<X≤45.0
45.0<X≤68.0
68.0<X≤96.0
96.0<X≤135.0
135.0<X≤186.0
186.0<X
(4) Piping "E" between the indoor branches and IDU
The piping size of IDU branches and IDU shall be consistent with that of IDU.
Rated capacity C (kW) of IDU
C≤2.8
2.8<C≤5.0
5.0<C≤14.2
14.2<C≤22.4
22.4<C≤30.0
30.0<C≤40.0
40.0<C≤45.0
(5) Selection of outdoor modular branch " ① ".
Selection of outdoor modular branch
(6) Selection of branch " ② "at indoor side
The branch of IDU shall be selected according to the capacity of downstream IDU.
R410A refrigerant system
Y-shape branch
T-shape branch
-
Total rated capacity of downstream IDU X (kW)
GMV6 DC Inverter VRF Units
Piping size of indoor branches
Gas pipe (mm)
Φ12.7
Φ15.9
Φ19.05
Φ22.2
Φ25.4
Φ28.6
Φ28.6
Φ31.8
Φ38.1
Φ41.3
Φ44.5
Piping size of indoor branch and IDU
Gas pipe (mm)
Φ9.52
Φ12.7
Φ15.9
Φ19.05
Φ22.2
Φ25.4
Φ28.6
X<20.0
20.0≤X≤30.0
30.0<X≤70.0
70.0<X≤135.0
135.0<X
C≤40.0
C≤68.0
68.0 ＜ C
Technical Sales Guide
Liquid pipe (mm)
Φ6.35
Φ9.52
Φ9.52
Φ9.52
Φ12.7
Φ12.7
Φ15.9
Φ19.05
Φ19.05
Φ19.05
Φ22.2
Liquid pipe (mm)
Φ6.35
Φ6.35
Φ9.52
Φ9.52
Φ9.52
Φ12.7
Φ12.7
Model
ML01/A
Model
FQ01A/A
FQ01B/A
FQ02/A
FQ03/A
FQ04/A
FQ14/H1
FQ18/H1
FQ18/H2
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