Fujitsu AJ 126LELDH Series Design & Technical Manual page 737

• Pipe size table "A"
Between outdoor unit and the first separation tube (header)
– Standard
Outdoor unit
HP
model code
8 072
10 096
12 108
14 126
16 144
18 162
– Condition 1: Total indoor unit capacity ratio > 110%
Outdoor unit
HP
model code
8 072
10 096
12 108
14 126
16 144
18 162
– Condition 2: Between outdoor unit and first separation tube or header > 70 m (229 ft)
Outdoor unit
HP
model code
8 072
10 096
12 108
14 126
16 144
18 162
2-3. Pipe size
Outdoor unit cooling
capacity
kW
22.4
28.0
33.5
40.0
45.0
50.0
Outdoor unit cooling
capacity
kW
22.4
28.0
33.5
40.0
45.0
50.0
Outdoor unit cooling
capacity
kW
22.4
28.0
33.5
40.0
45.0
50.0
- (06-23) -
Outside diameter
Liquid pipe
mm (in)
9.52 (3/8)
9.52 (3/8)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
Outside diameter
Liquid pipe
mm (in)
9.52 (3/8)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
Outside diameter
Liquid pipe
mm (in)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
12.70 (1/2)
Gas pipe
19.05 (3/4)
22.22 (7/8)
28.58 (1-1/8)
28.58 (1-1/8)
28.58 (1-1/8)
28.58 (1-1/8)
Gas pipe
19.05 (3/4)
22.22 (7/8)
28.58 (1-1/8)
28.58 (1-1/8)
28.58 (1-1/8)
28.58 (1-1/8)
Gas pipe
22.22 (7/8)
22.22 (7/8)
28.58 (1-1/8)
28.58 (1-1/8)
28.58 (1-1/8)
28.58 (1-1/8)
2. Piping design