-
109
-
(ii)
Triple type
Model FDCA601 [Branch pipe set : DIS-TA1]
Outdoor unit
Indoor unit
1
3
2
Chart of shapes of branch piping parts
(DIS-TA1)
Gas pipe
Liquid pipe
Reducer
Mark
Mark
Mark
100
80 80
8
105
50
10
300
ID9.52
ID15.88
ID12.7
×
3
ID9.52
×
3
ID9.52
φ
6.35
Flared nut
100
10
14ß
100
1
2
3
8
237
8
30
30
Liquid line
Gas line
3
3
φ
9.52
t 0.8
φ
9.52
t 0.8
φ
15.88
t 1.0
φ
12.7
t 0.8
Item
Liquid pipe
Indoor unit
combinations Main pipe Branch pipe Main pipe Branch pipe
Gas pipe
Model
FDCA601 201
201
201
Notes (1) Use the irregular fittings
3
supplied with the branch piping set on the indoor unit side, and make the branch
piping (branch ~ indoor unit) liquid piping size
φ
9.52.
Notes (1)
1
to
3
in the drawing include parts provided in the branch piping set. It shows
the codes for the shapes of different-diameter connections.
(2) Branch piping should always be arranged to have level or perpendicular branch.
(Refer to the preceding page for details.)
Model FDCA801 [Branch pipe set : DIS-TB1]
Outdoor unit
Indoor unit
1
2
Chart of shapes of branch piping parts
(DIS-TB1)
Gas pipe
Liquid pipe
Mark
Mark
100
80 80
10
300
ID9.52
ID25.4
ID15.88
×
3
ID9.52
×
3
100
10
14
ß
100
1
2
8
8
217
8
30
30
Liquid line
Gas line
φ
25.4
t 1.0
φ
15.88
t 0.8
φ
9.52
t 0.8
φ
9.52
t 0.8
Item
Liquid pipe
Indoor unit
combinations Main pipe Branch pipe Main pipe Branch pipe
Gas pipe
Model
FDCA801 301
301
301
Notes (1)
1
to
2
in the drawing include parts provided in the branch piping set. It shows
the codes for the shapes of different-diameter connections.
(2) Branch piping should always be arranged to have level or perpendicular branch.
(Refer to the preceding page for details.)
Notes (1) If the length of the main pipe exceeds 40 m, make the liquid piping size
φ
12.7.
(2) If units with different capacities are such as the 201 and 251 models are used in combination, different diameter
joints for the liquid side (indoor unit side) should be procured locally.