Fujitsu AUXG22KVLA Design & Technical Manual page 128

¢ Wiring method
The wiring method conforms to the following diagram.
Outdoor unit
Junction box
Indoor unit
Remote
controller
4-2. Power supply cable wiring
230 V ~ 50 Hz
L N
Breaker
Indoor unit
(Transmission)
L N
1 2 3
Power supply
1 2 3
1 2 3 1 2 3
1 2 3 1 2 3
Remote control Remote control
1 2 3 1 2 3
(primary 1) (secondary 1)
R W B
(primary)
Outdoor unit2
Indoor unit
(Transmission)
1 2 3
1 2 3
1 2 3
1 2 3
Remote control
1 2 3
(primary 2)
Remote
controller
- 120 -
230 V ~ 50 Hz
L N
Breaker
L N
Power supply
1 2 3
1 2 3
Remote control
1 2 3
(secondary 2)
R W B
(secondary)
4. Wiring design