Daikin VRV IV User Manual

16 | About the units and options
Installer and user reference guide
58
RXMLQ8 + RXYLQ10~14T7Y1B*
VRV IV system air conditioner
4P543427-1A – 2020.10
Description Model name
Cool/heat changeover switch KRC19-26A
Cool/heat changeover PCB BRP2A81
With optional fixing box for the switch KJB111A
External control adaptor (DTA104A61/62)
To instruct specific operation with an external input coming from a central control
the external control adaptor can be used. Instructions (group or individual) can be
instructed for low noise operation and power consumption limitation operation.
PC configurator cable (EKPCCAB*)
You can make several commissioning field settings through a personal computer
interface. For this option EKPCCAB* is required which is a dedicated cable to
communicate with the outdoor unit. The user interface software is available on
http://www.daikineurope.com/support-and-manuals/software-downloads/.
Demand PCB (EKRP1AHTA)
To enable the power saving consumption control by digital inputs you must install
the demand PCB.
For installation instructions, see the installation manual of the demand PCB and
addendum book for optional equipment.

Daikin VRV IV Specifications

General

Type	Variable Refrigerant Volume (VRV)
Series	VRV IV
Refrigerant	R410A
Energy Efficiency	High
Operating Temperature Range (Cooling)	-5°C to 46°C
Operating Temperature Range (Heating)	-20°C to 15.5°C
Installation	Professional installation required
Control	Centralized control system
Indoor Unit Options	Various types including ceiling cassette, wall-mounted, ducted, and floor-standing
Power Supply	380-415V, 3-phase, 50Hz