2
Multi air conditioner system
Multi air conditioner systems save space by
letting you connect multiple indoor units to a
single outdoor unit.
• For complete product features, please refer
catalogue.
Indoor units
• It is possible to operate the indoor units
individually or simultaneously. The priority
of operation is placed on the
fi
rst unit that
turned on.
• During operation, HEAT and COOL modes
cannot activate at the same time for
different indoor units.
• The power indicator blinks to indicate the
indoor unit is standing by for a different
operation mode.
Outdoor unit
Indoor units
Operation conditions
Use this air conditioner under the following temperature range.
DBT : Dry bulb temperature
WBT : Wet bulb temperature
Single split outdoor unit
CU-E9SB4R
Indoor
Outdoor
DBT
WBT
DBT
WBT
COOL
Max. 32
23
46
26
Min. 16
11
5
-
HEAT
Max. 30
-
24
18
Min. 16
-
-15
-
°C (temperature)
Multi split outdoor unit
CU-2E18SBR, CU-3E18SBR,
CU-4E23QBR, CU-4E27QBR,
CU-5E32QBR
Indoor
Outdoor
DBT
WBT
DBT
WBT
COOL
Max. 32
23
46
26
Min. 16
11
-10
-
HEAT
Max. 30
-
24
18
Min. 16
-
-15
-16
°C (temperature)
