37
4-2. Wire Length and Wire Diameter for Power Supply System
Indoor unit
Type
(B) Power supply cable
Time delay fuse or circuit capacity
Min. 2.5 mm
2
*
1
U2
Max. 130 m *
2
15 A
Control wiring
(C) Inter-unit (between outdoor and
indoor units) control wiring
(D) Remote control wiring
(E) Remote control wiring for group
control
Min. 0.75 mm
2
Use shielded wiring *
3
Min. 0.75 mm
2
Min. 0.75 mm
2
Max. 1,000 m
Max. 500 m
Max. 200 m (Total)
N OT E
*1 Maximum applicable wire for terminal board of indoor unit : 4 mm
2
*2 Maximum length shows a 2% voltage drop.
*3 With ring-type wire terminal
01_350115_EU_Eng.indb 37
2023/3/1 13:52:50
