Daikin VRV IV+ Installer And User Reference Manual page 24

4 | About the units and options
Installer and user reference guide
24
Description
Refnet joint
For the selection of the optimal branching kit, please refer to
refrigerant branch kits" [
Outdoor multi connection piping kit
Number of outdoor units
2
3
Cool/heat selector
In order to control the cooling or heating operation from a central location, the
following option can be connected:
Description
Cool/heat changeover switch
Cool/heat changeover PCB
With optional fixing box for the switch
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/.
Heater tape kit
To keep the drain holes free in cold climates with high humidity, you can install a
heater tape kit. If you do so, you also have to install the heater tape PCB kit.
Description
Heater tape kit for 8~12 HP
Heater tape kit for 14~20 HP
See also: "5.2.2 Additional installation site requirements of the outdoor unit in cold
4
climates" [ 27].
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.
KHRQ22M20T
KHRQ22M29T9
KHRQ22M64T
KHRQ22M75T
4
33].
BHFQ22P1007
BHFQ22P1517
KRC19-26A
BRP2A81
KJB111A
EKBPH012TA
EKBPH020TA
Model name
"5.3.3 To select
Model name
Model name
Model name
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10