16 | About the units and options
Installer and user reference guide
57
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10
k
e
c
k l
e
e e
f h
b
a
k
l
c c
kkk
j
c
e
i
k
k
c
d
1
3
2
5
4
e
g
c
a Outdoor unit
b Refrigerant piping
c Branch selector unit (BS*)
d Multi branch selector unit (BS*)
e VRV DX indoor unit
f Low temperature (LT) Hydrobox unit
g Cooling only VRV indoor unit
h High temperature (HT) Hydrobox unit
i EKEXV kit
j Air handling unit (AHU)
k User interface
l Wireless user interface
16.5 Combining units and options
INFORMATION
Certain options might not be available in your country.
16.5.1 About combining units and options
NOTICE
To be sure your system setup (outdoor unit+indoor unit(s)) will work, you have to
consult the latest technical engineering data for VRV IV heat recovery.
The VRV IV heat recovery system can be combined with several types of indoor
units and is intended for R410A use only.