Thank you for purchasing Panasonic Air Conditioner.
Installation instructions attached.
Before operating the unit, read these operating instructions thoroughly and keep them for future
reference.
The illustrations in this manual are for explanation purposes only and may differ from the actual unit.
They are subject to change without notice for future improvement.
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.
Operation conditions
Use this air conditioner under the following temperature range.
DBT : Dry bulb temperature
WBT : Wet bulb temperature
Temperature (°F/°C)
COOL
HEAT
Power Supply
CS-E12RB4UW / CU-E12RB4U
CS-E18RB4UW / CU-E18RB4U
CS-E12RB4UW / CU-2E18NBU
CS-E12RB4UW / CS-E18RB4UW / CU-5E36QBU
2
CS-E12RB4UW
CS-E18RB4UW
DBT
Max.
89.6/32
Min.
60.8/16
Max.
86.0/30
Min.
60.8/16
Models Number
Indoor units
CU-E12RB4U
CU-E18RB4U
WBT
DBT
73.4/23
114.8/46
51.8/11
0/-17.8
-/-
75.2/24
-/-
5.0/-15
Time Delay Circuit Breaker
15 Amps
25 Amps
25 Amps
45 Amps
Outdoor unit
( CU-2E18NBU, CU-5E36QBU)
CU-2E18NBU
CU-5E36QBU
WBT
DBT
78.8/26
114.8/46
-/-
14.0/-10
64.4/18
75.2/24
3.2/-16
5.0/-15
Rated Volts
208/230V
WBT
78.8/26
-/-
64.4/18
3.2/-16