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10-8-2.
Basic wiring diagram 2
Group control (when a central control device is not used)
●
Simultaneous-operation multi system
Up to 4 (Double-Twin) indoor units can be connected to 1
outdoor unit for operation.
(However, coordinate the outdoor unit capacity and the total
capacity of the indoor units.)
(It is not possible to connect individual remote controllers for
independent operation.)
A maximum of 8 indoor units can be connected to 1 remote
controller.
When 2 or 3 indoor units are connected to each outdoor unit
in the refrigerant system, set the system address (refrigerant
tubing system address) before turning on the remote power
switch. (Refer to 10-8-3. Setting the outdoor unit system
addresses.)
(Set using the system address rotary switch on the outdoor
unit control PCB.)
(for single-phase outdoor unit)
(for 3-phase outdoor unit)
Fig. 10-6-1
57
Fig. 10-6-2
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