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About the units and options
Installer and user reference guide
56
RWEYQ8~14T9Y1B
VRV IV water-cooled system air conditioner
4P452191-1B – 2020.10
In case of heat recovery system
Description
Model name
Refnet joint
KHRQ23M20T
KHRQ23M29T9
KHRQ23M64T
KHRQ23M75T
Outdoor multi connection piping kit
In case of heat pump system
Number of outdoor units
Model name
2
BHFQ22P1007
3
BHFQ22P1517
In case of heat recovery system
Number of outdoor units
Model name
2
BHFQ23P907
3
BHFQ23P1357
Cool/heat selector
In order to control the cooling or heating operation from a central location, the
following option can be connected:
Description
Model name
Cool/heat changeover switch
KRC19-26A
Cool/heat changeover PCB
BRP2A81
With optional fixing box for the switch
KJB111A
INFORMATION
The cool/heat selector can only be used when the refrigerant system is configured as
heat pump system.
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.
