About The System; System Layout - Daikin VRV IV+ Installer And User Reference Manual

5 |

About the system

5 About the system
In this chapter

5.1 System layout

Installer and user reference guide
22
The indoor unit part of VRV IV heat recovery system can be used for heating/
cooling applications. The type of indoor unit which can be used depends on the
outdoor units series.
NOTICE
For future modifications or expansions of your system:
A full overview of allowable combinations (for future system extensions) is available
in technical engineering data and should be consulted. Contact your installer to
receive more information and professional advice.
In general following type of indoor units can be connected to a VRV IV heat
recovery system (not exhaustive list, depending on outdoor unit model and indoor
unit model combinations):
5.1 System layout..........................................................................................................................................................................
Your VRV IV heat recovery series outdoor unit can be one of following models:
Model
REYQ8~20
REMQ5
Depending on the type of outdoor unit which is chosen, some functionality will or
will not exist. It will be indicated throughout this operation manual when certain
features have exclusive model rights or not.
The complete system can be divided into several sub-systems. These sub-systems
have 100% independence regarding the selection of cooling and heating operation,
and each consists of one single BS unit or one individual branch set of a multi BS
unit, and all indoor units connected downstream. When using a cool/heat selector,
connect this to the BS unit.
Description
Heat recovery model for single or multi-use
Heat recovery model for multi-use only
22
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10