D.C. Inverter Multi-variable Modular
20
4.2.5.5 Manifold at indoor unit side
Manifold at indoor unit side can be selected as per total capacity of downstream indoor unit(s).
Refer to the following table.
Outdoor unit1
Outdoor unit2
Outdoor unit3
Indoor manifold
Fig.26
R410A Refrigerant System
Total capacity of downstream
indoor unit(s) C (kW)
Model
Y-type Manifold
C 20.0
FQ01A/A
20.0 C 30.0
FQ01B/A
30.0 C 70.0
FQ02/A
70.0 C 135.0
FQ03/A
135.0 C
FQ04/A
4.2.5.6 Fitting pipe between manifolds
Pipe size (between two manifolds at indoor unit side) is based on the total capacity of upstream
indoor unit(s).
Outdoor unit1
Outdoor unit2
Outdoor unit3
Fitting pipe between
indoor manifolds
Fig.27
