6. SYSTEM DESIGN
WIRING SYSTEM1-3.
MAXIMUM WIRING LENGTH
Transmission line
Maximum wiring length
m
Between outdoor unit and branch box 75
Between branch box and indoor unit 75
Between branch box and branch box 75
Between branch box and Central remote controller 500
Between indoor unit and Wired R.C. or Simple R.C. 500
Between indoor unit and IR Receiver unit 5
CONTROLLER
Maximum 
connectable 
units in one 
multi system
Individually 
controllable 
indoor units
Remarks
Controller
Central Control
Central remote 
controller
1 8
Individual Control
Wired Remote 
Controller
16 (*1) 1
*1: One indoor unit can be connected 
to 2 wired remote controllers (Wired 
remote controller or Simple remote 
controller).
Simple Remote 
Controller
16 (*1) 1
Wireless 
Remote 
Controller
- 1
- 1
IR Receiver 
unit
8 (*2) 1
*2: One indoor unit can be connected 
to 1 IR receiver unit.
- (06 - 08) -
SYSTEM
DESIGN
SYSTEM
DESIGN