Combining Units And Options; About Combining Units And Options; Possible Combinations Of Indoor Units; Possible Combinations Of Outdoor Units - Daikin VRV IV+ Installer And User Reference Manual

4 | About the units and options

4.5 Combining units and options

4.5.1 About combining units and options

4.5.2 Possible combinations of indoor units

4.5.3 Possible combinations of outdoor units

Installer and user reference guide
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g User interface (dedicated depending on indoor unit type)
h User interface (wireless, dedicated depending on indoor unit type)
i Cool/heat changeover remote control switch
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 pump.
The VRV IV heat pump system can be combined with several types of indoor units
and is intended for R410A use only.
For an overview which units are available you can consult the product catalogue
for VRV IV.
An overview is given indicating the allowed combinations of indoor units and
outdoor units. Not all combinations are allowed. They are subject to rules
(combination between outdoor-indoor, single outdoor unit use, multiple outdoor
unit use, combinations between indoor units, etc.) mentioned in the technical
engineering data.
In general following type of indoor units can be connected to a VRV IV heat pump
system. The list is non-exhaustive and is depending on both outdoor unit model
and indoor unit model combinations.
▪ VRV direct expansion (DX) indoor units (air to air applications).
▪ SA/RA (Sky Air/Residential Air) direct expansion (DX) indoor units (air to air
applications). Further referred to as RA DX indoor units.
▪ Hydrobox (air to water applications): HXY080/125 series only.
▪ AHU (air to air applications): EKEXV-kit+EKEQ-box are required, depending on
application.
▪ Aircurtain (air to air applications): CYQ/CAV (Biddle) series, depending on
application.
Possible standalone outdoor units
Non-continuous heating
RXYQ8
RXYQ10
RXYQ12
RXYQ14
RXYQ16
RXYQ18
RXYQ20
Continuous heating
RYYQ8
RYYQ10
RYYQ12
RYYQ14
RYYQ16
RYYQ18
RYYQ20
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10