Fujitsu AIRSTAGE V-II, Design & Technical Data

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662636 PIPE SIZE
PIPE DIAMETER, RECOMMENDED MATERIAL AND WALL THICKNESS
„ „
Nominal Diameter (in) 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1-1/8" 1-3/8" 1-5/8"
Outside Diameter (mm) 6.35 9.52 12.70 15.88 19.05 22.22 28.58 34.92 41.27
Material JIS H3300 C1220T-O or equivalent *1 JIS H3300 C1220T-H or equivalent *2
Wall Thickness *3 (mm) 0.8 0.8 0.8 1.0 1.2 1.0 1.0 1.2 1.43
*1: Allowable tensile stress ≥ 33 (N/mm
2
)
*2: Allowable tensile stress ≥ 61 (N/mm
2
)
*3: Endurance pressure of the pipe must be 4.2 MPa
.
Please select the pipe size in accordance with local rules.
PIPE SIZE SELECTION
„ „
Caution ●
After referring to "COOLING CAPACITY TABLE" followed, select each Pipe size, Separation
tube and Header from "COOLING CAPACITY TABLE" of Outdoor unit and Indoor unit
connected in the system.
Pipe size table "A"
„ z
(Between outdoor unit to outdoor unit branch kit)
HP
Model
code
Outdoor
unit cooling
capacity (kW)
Outside diameter mm (in)
Branch kit
Liquid pipe Gas pipe
8 72 22.4 12.70 (1/2") 22.22 (7/8")
UTR-CP567 X
10 90 28.0 12.70 (1/2") 22.22 (7/8")
12 108 33.5 12.70 (1/2") 28.58 (1-1/8")
14 126 40.0 12.70 (1/2") 28.58 (1-1/8")
16 144 45.0 12.70 (1/2") 28.58 (1-1/8")
Outdoor
unit1
(Master)
Outdoor unit branch kit (optional)
First separation tube (optional)
separation tube (optional)
Pipe size
(table"A")
Pipe size
(table"B")
Pipe size
(table"C")
Pipe size
(table"D")
Outdoor
unit2
(Slave1)
Outdoor
unit3
(Slave2)
- (06 - 20) -
SY
ST
EM
DE
SIGN
SY
ST
EM
DE
SIGN