2-3. Pipe size
¢ Pipe size selection
• Twin type
Model name (Outdoor unit)
Main pipe diameter (L1)
Branch pipe diameter (L2, L3)
Maximum piping length (L1 + L2 + L3)
Pre-charge length
• Triple type
Model name (Outdoor unit)
Main pipe diameter (L1)
Branch pipe diameter
(L2, L3, L4)
Maximum piping length
(L1 + L2 + L3 + L4)
Pre-charge length
2-3. Pipe size
L2
L3
Liquid
mm (in)
Gas
Liquid
mm (in)
Gas
m
m
L2
L3
L4
Liquid
mm (in)
Gas
Liquid
mm (in)
Gas
m
m
- 94 -
L1
AOYG36-54KRTA
9.52 (3/8)
15.88 (5/8)
6.35 (1/4)
12.70 (1/2)
50
30
L1
AOYG54KRTA
9.52 (3/8)
15.88 (5/8)
6.35 (1/4)
12.70 (1/2)
50
30
2. Pipe design