Super Digital Inverter
Refrigerant Pipe Length
Single
Allowable pipe length (m)
Total length L
Gas side
Ø15.9
Simultaneous twin
Allowable pipe length (m)
Total length
• 1 + 2
• 1 + 3
Maximum
50
Pipe diameter (mm)
Main pipe
Gas side
Ø15.9
EN
50
Pipe diameter (mm)
Distributed pipes
Distributed pipes
• 2
• 3 – 2
• 3
Maximum
Maximum
15
Liquid side
Ø9.5
Outdoor Unit
Height difference (Indoor-outdoor H) (m)
Indoor unit: Upper
30
Liquid side
Ø9.5
Figure of Single
Indoor Unit
Outdoor Unit
Height difference (m)
Indoor-outdoor H
Indoor unit: Upper
10
30
Branching pipe
Gas side
Liquid side
Ø12.7
Figure of Simultaneous twin
Indoor Unit
Indoor Unit
Distributor
2
3
1
13
Outdoor unit: Lower
30
Number of bent portions
10 or less
Indoor-indoor (Δh)
Outdoor unit:
Upper
30
Number of bent
portions
Ø6.4
10 or less
0.5