Pipe Size - Fujitsu AUYG07LVLA Design & Technical Manual

2-3.

PIPE SIZE

PIPE DIAMETER, RECOMMENDED MATERIAL AND WALL THICKNESS
Nominal Diameter
Outside Diameter
Material
Wall Thickness *2
owab e tensi e stress
*2: Endurance pressure of the pipe must be 4.2 MPa.
Please select the pipe size in accordance with local rules.
PIPE SIZE SELECTION
Pipe size
table"B"
Outdoor unit
(in) 1/4" 3/8"
(mm) 6.35 9.52
JIS H3300 C1220T-O or equivalent *1
(mm) 0.8 0.8
2
)
Second
Separation
tube
Pipe size
First
Separation table"C"
tube
- (06 - 15) -
1/2" 5/8" 3/4"
12.70 15.88 19.05
0.8 1.0 1.2
Branch box 3
(2 branches)
Branch box 2
3 branches
( )
Branch box 1
3 branches
( )
Pipe size
table"A"
Indoor units
Pipe size
table"D"
6. SYSTEM DESIGN