9. Group connection
Wiring regulation on the remote controllers in the multi split models are reviewed and allowed for
group connection.
Outdoor unit Outdoor unit
Indoor unit
Example of group connection
Indoor unit
*Exterior of each device shown above might be different from the actual one.
NOTES:
• Group connection is applicable for models that are produced in 2013 or later in following prod-
ucts:
– KM/KG/LT/LU/LM/LF series in wall mounted type
– Floor type
• Up to 16 indoor units can be controlled by using one wired remote controller.
9-1. Precautions on creating a group connection
Take precautions on items described in this section when creating a group connection.
• Maximum wiring length of the remote controller cable: 300 m
Even if the maximum wiring length of the product itself is specified as longer than 300 m, the maxi-
mum length of the remote controller cable will be 300 m if the system is group-connected.
When total wiring length is longer than 100 m, the cable diameter needs to be changed as follows:
Total wiring length of remote controller cable
Unit: m
Cross section of cable
Unit: mm
2
100 or less 0.3—0.8
100—200 0.5—0.8
200—300 0.8
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9-1. Precautions on creating a group connection 9. Group connection
WALL MOUNTED
ASYG07-14KMCC
WALL MOUNTED
ASYG07-14KMCC
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