Wiring Connection - Fujitsu AIRSTAGE J-II Design & Technical Manual

4-2.

WIRING CONNECTION

NOTE: Wiring connection of VR-II, V-III, V-II, J-II and J-IIS in the same VRF network
system is possible.
EXAMPLE1 (OK)
„ z
When wiring to each refrigerant system
Refrigerant system 1
Refrigerant system 2
Refrigerant system 3
Connection method to terminal
z z
Refrigerant system 1
RB unit
IN/U OUT/U IN/U
Indoor unit Indoor unit
Refrigerant system 2
Indoor unit
Refrigerant system 3
Indoor unit Indoor unit
VRF network system
VR-II
Outdoor unit
Transmission line
Transmission line
Transmission line
VR-II Outdoor unit
RB unit RB unit
OUT/U IN/U OUT/U
Indoor unit
Indoor unit Indoor unit
Indoor unit Indoor unit
RB unit
Master Slave
J-II Outdoor
unit
Transmission line
Master Slave
VR-II Outdoor unit
Master Slave
J-II Outdoor unit
V-II Outdoor unit V-II Outdoor unit
Master Slave
- (09 - 13) -
Slave
V-II Outdoor
unit
VR-II Outdoor unit
Slave