Toshiba RAV-SP1104AT8-E Installation Manual page 20

Super Digital Inverter
Refrigerant Pipe Length
Single
Allowable pipe length (m)
Total length L
Gas side
Simultaneous twin, triple
System
TWIN
SP140, SP160
TRIPLE SP160 only
System
TWIN
SP140, SP160
TRIPLE SP160 only
Figure of Single
Indoor Unit
Outdoor Unit
EN-19
75
Pipe diameter (mm)
Ø15.9
Allowable pipe length (m)
Total length
• 1 + 2
Model
• 1 + 3
• 1 + 4
Maximum
SP110 50
50
50
Model
Gas side
SP110 Ø15.9
Ø15.9
Ø15.9
Figure of Simultaneous twin
Outdoor Unit
Height difference (Indoor-outdoor H) (m)
Indoor unit: Upper
30
Liquid side
Ø9.5
Distributed Distributed
pipes pipes
• 2 • 3 – 2
• 3 • 4 – 2
• 4 • 4 – 3
Maximum Maximum
15 10
15 10
15 10
Pipe diameter (mm)
Main pipe
Liquid side
Ø9.5
Ø9.5
Ø9.5
Indoor Unit
Indoor Unit
Distributor
2 3
1
19
Outdoor unit: Lower
Number of bent portions
Height difference (m)
Indoor-outdoor H
Indoor unit: Outdoor unit:
Upper Upper
30
30
30
Branching pipe
Gas side Liquid side
Ø12.7 Ø6.4
Ø15.9 Ø9.5
Ø12.7 Ø6.4
Figure of Simultaneous triple
Indoor Unit
Indoor Unit
Outdoor Unit
2
30
10 or less
Indoor-indoor
(Δh)
30 0.5
30 0.5
30 0.5
Number of bent
portions
10 or less
10 or less
10 or less
Indoor Unit
4
3
Distributor
1