Fujitsu AIRSTAGE J-IIIL Design & Technical Manual page 454

¢ System diagram
• For connecting single split type system
To outdoor VRF system
units
Outdoor unit for
single split / multi system
Indoor unit
Transmission line
(non-polar 2-conductor)
*1: All indoor units connected to a Network convertor are operated under same status.
*2: Network convertor is necessary for each indoor unit to control indoor unit individually.
¢ Electrical wiring
Transmission cable to VRF System
1Ø 50/60 Hz
208-240 V
Switch
RC cable
to RC
RC cable to
indoor unit
Transmission cable
3-2. Network convertor (UTY-VGGXZ1)
Single Split
System
Outdoor unit for Branch
Multi system box
Wired remote
Touch panel
controller controller
Network
Remote
convertor
controller line
Fuse (3 A)
X1
L N
TRANSMISSION
POWER
Power supply
Network convertor
Power
supply
- (05-116) -
Group of Single Split System*
Transmission cable to VRF System
X2 Y1 Y2 Y3 J1 J2 J3
REMOTE INDOOR UNIT
REMOTE CONTROLLER LINE
1
Multi System* 2
(2 to 4 rooms multi )
2
Multi System*
(8 rooms multi)
Wired remote controller
Indoor unit
3. Adaptor/Convertor units