Optional Distribution Joint Kits - Panasonic U-72MF2U9 Technical Data Manual

8. Optional Parts

8-2. Optional Distribution Joint Kits

Refer to the installation instructions packaged with the distribution joint kit for the installation procedure.
Table 15
Model name
1. CZ-P900PH1U
2. CZ-P224BH1U
3. CZ-P680BH1U
4. CZ-P1350BH1U
Tubing size (with thermal insulation)
1. CZ-P900PH1U
1
For outdoor unit (Capacity after distribution joint is 307,100 BTU/h (90.0kW) or less.)
Note that the dimension marked with every alphabetical letter in the diagram shows the inner diameter.
11-13/16
2
B
C
Distribution
Joint
3
*Insulators for both the Suction tube and the Discharge tube are the same.
* Suction tube and Discharge tube are similar in sizes and both the tube entrances have the same diameter. So the both
4
Distribution joints can fit into different tubes. Since the diameter of the tube ends for both Suction and Discharge tube are
different, take care not to connect the distribution joint different. See the " # " marks on the above figures.
Table 16 Dimensions for connections of each part
Size
Inch
5
(mm)
6
7
8
9
Cooling capacity after distribution
307,100 BTU/h (90.0kW) or less
76,400 BTU/h (22.4kW) or less*
232,000 BTU/h (68.0kW) or less*
460,700 BTU/h (135.0kW) or less*
Suction tube
(300)
#C
C D E
#C
D
E
Insulation
Part B Part C Part D
ø1-3/8 ø1-1/8 ø1
(ø34.92) (ø28.58) (ø25.4)
Remarks
For outdoor unit
For indoor unit
For indoor unit
For indoor unit
Discharge tube
11-13/16
(300)
#C
DE
C
C
#C
D
E
F
Insulation
Part E Part F Part G
ø7/8 ø3/4 ø5/8
(ø22.22) (ø19.05) (ø15.88)
2 - 46 2 - 46
Design of 3WAY VRF SYSTEM
* In case the total capacity of indoor units
connected after distribution exceeds the
total capacity of the outdoor units, select
the distribution tube size for the total
capacity of the outdoor units.
Liquid tube
G
F
E
D E F
G F E E FG
I H
13-25/64
(340)
Insulation
Unit: in. (mm)
Part H Part I
ø1/2 ø3/8
(ø12.7) (ø9.52)
H I