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5
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About the unit
5 About the unit
5.1 System layout
Installer reference guide
14
INFORMATION
The BEV2 unit is an extension for the indoor unit containing external expansion
valves. It is mandatory for some units using CO2 refrigerant; see the Daikin catalogue
for combinations.
INFORMATION
The following illustration is an example and might NOT match your system layout.
b
a
f
f
h
g
j
i
k
l
m
a Main outdoor unit (LRYEN10*)
b Capacity up unit (LRNUN5*)
c Communication box (BRR9B1V1)
d BEV2 unit
e Indoor unit for air conditioning
f Indoor unit for refrigeration (showcase)
g Indoor unit for refrigeration (blower coil)
h Safety valve
i CO
control panel
2
j CO
detector
2
k CO
alarm
2
l CO
ventilator
2
m Shut-off valve
d
c
e
j
i
k
l
m
CO₂ Conveni-Pack: BEV2 unit
BEV2N-A
4P677928-1 – 2021.10
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