Daikin VRV IV+ User Manual

16 | About the units and options
Installer and user reference guide
55
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10
16 About the units and options
In this chapter
16.1 Overview: About the units and options ................................................................................................................................. 55
16.2 Identification label: Outdoor unit........................................................................................................................................... 55
16.3 About the outdoor unit .......................................................................................................................................................... 56
16.4 System layout.......................................................................................................................................................................... 56
16.5 Combining units and options.................................................................................................................................................. 57
16.5.1 About combining units and options....................................................................................................................... 57
16.5.2 Possible combinations of indoor units................................................................................................................... 58
16.5.3 Possible combinations of outdoor units................................................................................................................ 58
16.5.4 Possible options for the outdoor unit.................................................................................................................... 59
16.1 Overview: About the units and options
This chapter contains information about:
▪ Identification of the outdoor unit
▪ Where the outdoor unit fits in the system layout
▪ With which indoor units and options you can combine the outdoor units
▪ Which outdoor units have to be used as standalone units, and which outdoor
units can be combined
16.2 Identification label: Outdoor unit
Location
14~20 HP5~12 HP
Model identification
Example: R E Y Q 18 U7 Y1 B [*]
Code Explanation
R Outdoor air cooled
E Heat recovery
Y Y=Single or multi module
M=Multi module only
Q Refrigerant R410A
18 Capacity class

Daikin VRV IV+ Specifications

General

Type	VRV (Variable Refrigerant Volume)
Series	VRV IV+
Refrigerant	R-410A
Energy Efficiency	High
Inverter Technology	Yes
Operating Temperature Range (Cooling)	-5°C to 46°C
Cooling Capacity Range	22.4 kW - 168 kW
Indoor Unit Compatibility	Wide range
Maximum Piping Length	Up to 1000 m
Power Supply	380-415V, 50Hz, 3-phase
Maximum Height Difference	Up to 50 meters