Daikin VRV Aurora RXLQ72TATJU, Installation Manual

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2 English
1 . Introduction
1 .1 . General information
This installation manual concerns the VRV Aurora series, full inverter
driven, heat pump system.
4
5
4 4
3 3 3 3 2
1
6
1 VRV Aurora series Heat pump outdoor unit
2 Refrigerant piping
3 VRV indoor unit
4
User interface (dedicated depending on indoor unit type)
5 User interface (wireless, dedicated depending on indoor unit
type)
6 Cool/Heat selector
INFORMATION
Not all combinations of indoor units are allowed. For guidance, see
1.2. Combinations and options.
1 .2 . Combinations and options
The VRV Aurora series heat pump system can be combined with sev-
eral types of indoor units and is intended for R410A use only.
For an overview which units are available you can consult the product
catalogue for VRV Aurora series.
NOTE
To be sure your system setup (outdoor unit + indoor unit(s)) will work,
you have to consult the latest technical engineering data for VRV
Aurora series.
An overview is given indicating the allowed combinations of indoor
units and outdoor units. Not all combinations are allowed. They are
subject to rules (combination between outdoor-indoor, single outdoor
unit use, multiple outdoor units use, combinations between indoor
units, etc.) mentioned in the technical engineering data.
1 .2 .1 . Indoor units combinations
In general VRV indoor units can be connected to RXLQ-T units.
1 .2 .2 . Outdoor units combinations
Aurora series combination for RXLQ-T units are as indicated in tables
below (and right), where RXLQ 144-240 consists of multiple RXLQ
72-120 single modules as indicated.
72 96 120
RXLQ72TATJU/TAYDU/TAYCU 1
RXLQ96TATJU/TAYDU/TAYCU 1
RXLQ120TATJU/TAYDU/TAYCU 1
RXLQ144TATJU/TAYDU/TAYCU 2
RXLQ192TATJU/TAYDU/TAYCU 2
RXLQ240TATJU/TAYDU/TAYCU 2
To install the outdoor unit, the following accessory parts are also
required.
1 Refrigerant branch kit.
Description Model name
Refnet header
KHRP26M22H9
KHRP26M33H9
KHRP26M72H9
KHRP26M73HU9
Refnet joint
KHRP26A22T9
KHRP26A33T9
KHRP26M72TU9
KHRP26M73TU9
For the selection of the optimal branch kit, refer to 7.4. Selection of
refrigerant branch kits on page 10.
2 Outdoor unit multi connection piping kit.
Number of outdoor units connected
2
BHFP22P100U
3 In order to control the cooling or heating operation from a central
location, the following option can be connected:
- Cool/Heat selector: KRC19-26A
- With optional fixing box for the switch: KJB111A
- Centralized control devices (e.g., intelligent Touch Manager)
4 To instruct specific operation with an external input coming from a
central control the external control adaptor (DTA104A61/62) can
be used. Instructions (group or individual) can be instructed for low
noise operation and power consumption limitation operation.
5 For RXLQ-T units it is also possible to make several commissioning
field settings through a personal computer interface. For this option
999482P3 is required which is a dedicated cable to communicate
with the outdoor unit. The software for the user interface program
can be obtained from your local Daikin sales office.
INFORMATION
Refer to the technical engineering data for the latest option names.
01_EN_3P477778-3C.indb 2 2/8/2018 14:31:04