Midea VRF Copper Dispenser Branch Joint Kit

Winland Metal Copper Piping Products

Midea VRF Copper Dispenser Branch Joint Kit

Winland's branch joints are made of pure copper and designed base on the technical dimensions of original drawing and try to enhance the cost performance. Download branch joint catalog

Base on the types of cooling medium, Midea branch joints could be classified into two types:

  1. R22 Refrigerant: BY51, BY101, BY2102, BY103, BY104, BY105
  2. R410 refrigerant: FQZHN01,FQZHN02,FQZHN03,FQZHN04,FQZHN05

Midea VRF Branch Joint Pipe

Midea Branch Joint Size

The datas in size chart are described in below image (similar to Daikin branch joint).

For special dimensions, we offer customzation service.

Instruction of Daikin VRV Branch Joint Size

Winland Size Chart of Midea Branch Joint
ModelPipeA SizeB SizeC Size
FQZHN-01CGas Pipe12.7/15.9/19.1mm12.7/15.9mm12.7/15.9mm
FQZHN-01CLiquid Pipe9.6mm,12.7mm6.35/9.6mm6.35/9.6mm
FQZHN-02CGas Pipe22.3/19.1mm15.9/19.1mm12.7/15.9mm
FQZHN-02CLiquid Pipe9.6/12.7mm6.35/9.6mm6.35/9.6mm
FQZHN-03CGas Pipe22.3/25.4/28.6/32mm15.9/19.1/25.4mm12.7/15.9/19.1mm
FQZHN-03CLiquid Pipe12.7/15.9mm9.6/12.7mm6.35/9.6/12.7mm
FQZHN-04CGas Pipe28.6/31.8/38.1mm25.4/28.6/31.8mm15.9/19.1/25.4mm
FQZHN-04CLiquid Pipe15.9/19.1mm12.7/15.9/19.1mm9.6/12.7/15.9mm
FQZHN-05CGas Pipe44.5/54mm38.6/42mm35/38.6/42mm
FQZHN-05CLiquid Pipe25.4mm19.1mm19.1mm
FQZHN-05CAccessory Optional (2 spare parts)  

Gas/Liquid Pipe of Branch Joint

Branch joint use for VRV/VRF air conditioning systems, it also called dispenser pipes. The branch joint is combined with gas pipe and liquid pipe.

We could tell the gas/liquid pipes easily by appearance: pipe of bigger size is gas pipe, and smaller size is liquid pipe.

Midea Branch Joint Installation

Midea Refrigerant branch kit installation instructions

Install the refrigerant branch kit while observing the following condition and referring to the installation instruction above.

  1. U shaped indoor Ts can be installed horizontal or vertical
  2. If hey are installed horizntal they must be within an angle 10°
  3. At least 1meter distance between Ts
  4. At least 0.5m must be left between any 90° and another 90° or a MS box or a fan coil

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