Toshiba RAV-RM301SDT-E, Installation Manual

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 Group control
◆ Simultaneous twin, triple or double twin system
A combination with an outdoor unit allows simultaneous ON / OFF operation of the indoor units. The following
system patterns are available.
- Two indoor units for the twin system
- Three indoor units for the triple system
- Four indoor units for the double-twin system
▼ Twin system
▼
Triple system
▼ Double twin
• For wiring procedure and wiring method, follow to the “Electric work” in this manual.
• When the power supply has been turned on, the automatic address setup starts and which indicates that address is being
set up flashes on the display part.
During setup of automatic address, the remote controller operation is not accepted.
Required time up to the finish of automatic addressing is approx. 5 minutes.
Outdoor unit
Finish of address setup by power-ON
Remote
controller
Indoor unit Indoor unit
Outdoor unit
Finish of address setup by power-ON
Remote
controller
Indoor unit Indoor unit Indoor unit
Outdoor unit
Finish of address setup by power-ON
Remote
controller
Indoor unit Indoor unit Indoor unit Indoor unit
◆
Group control for multiple units system
One remote controller can control maximum 8 indoor units as a group.
▼
Group control in single system
• For wiring procedure and wiring method of the individual line (Identical refrigerant line) system, follow to “Electric work”.
• Wiring between lines is performed in the following procedure.
Connect the terminal block (A/B) of the indoor unit connected with a remote controller to the terminal blocks (A/B) of the indoor
units of other indoor units by wiring the inter-unit wire of the remote controller.
• When the power supply has been turned on, the automatic address setup starts and which indicates that address is being
set up flashes on the display part. During setup of automatic address, the remote controller operation is not accepted.
Required time up to the finish of automatic addressing is approx. 5 minutes.
NOTE
In some cases, it is necessary to change the address manually after setup of the automatic address according to the system
configuration of the group control.
• The above mentioned system configuration is a case when complex systems in which systems of the multiple twin unit is
controlled as a group by a remote controller.
(Example) Group control for complex system
The above address is set by the automatic addressing when the power is turned on. However, line
addresses and indoor addresses are set randomly. For this reason, change the setting to match line
addresses with indoor addresses.
Outdoor unit Outdoor unit Outdoor unit Outdoor unit Outdoor unit
Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit
Remote controller
Finish of address setup by power-ON
(Max. 8 units)
Outdoor unit
Line system
Indoor No.
After setup of
automatic
address
(Example of random
setup)
After setup
change of
manual address
(Example of address setup change)
Outdoor unit
Indoor unit Indoor unit Indoor unit
Line address
Group address
Indoor address
Address: 1-1-1 Address: 2-1-2 Address: 2-2-2
Address: 1-1-2 Address: 2-1-2
Address: 3-3-1
Procedure
example 1
<Single system> <Twin system>
<Triple system>
Outdoor unit
Indoor unit Indoor unit Indoor unit
Remote controller
Address: 3-1-2 Address: 3-2-2 Address: 3-3-2
Address: 3-1-2 Address: 2-2-2 Address: 1-2-2
119-EN 120-EN