Specifications

Installation and operation manual
4
RXYQQ8~20T7Y1B
VRV IV System Air Conditioner
4P345099-1 – 2013.04
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 VRV IV replacement heat pump system it is also possible to
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
software for the user interface program can be downloaded from
the Daikin extranet.
3.3. Indoor capacity range
Total capacity of indoor units needs to be within the specified range.
The connection ratio (CR): 50%≤CR≤130%.
3.4. Scope of the manual
This manual describes the procedures for handling, installing and
connecting the VRV IV replacement heat pump outdoor units. This
manual has been prepared to ensure adequate maintenance of the
unit, and it will provide help in case problems occur.
3.5. Model identification
Model name: R X Y Q Q
4. Accessories
4.1. Accessories supplied with this unit
See location 1 in the figure below for reference to where following
accessories are supplied with the unit.
INFORMATION
Refer to the technical engineering data for the latest option
names.
HP class of
outdoor unit
50%
minimum CR
100%
nominal CR
130%
maximum CR
8 100 200 260
10 125 250 325
12 150 300 390
14 175 350 455
16 200 400 520
18 225 450 585
20 250 500 650
22 275 550 715
24 300 600 780
26 325 650 845
28 350 700 910
30 375 750 975
32 400 800 1040
34 425 850 1105
36 450 900 1170
38 475 950 1235
40 500 1000 1300
42 525 1050 1365
NOTICE
When selecting the total capacity higher than mentioned in
above table, cooling and heating capacity will drop. For
additional information see technical engineering data.
INFORMATION
The installation of the indoor unit(s) is described in the
indoor unit installation manual provided with the indoor
units.
Code
Description
RXYQQ18T7Y1B
R Outdoor air cooled
X Heat pump (no continuous heating)
Y Pair module only
(a)
(a) For RXYQQ, there is no restriction on use as multi module.
Q Refrigerant R410A
Q Replacement functionality
18 Capacity index
T7 VRV IV series
Y1 Power supply: 3N~, 380-415 V, 50 Hz
B European Market
Item Quantity
Installation manual and operation manual 1
Additional refrigerant charge label 1
Installation information sticker 1
Fluorinated greenhouse gases label 1
Multilingual fluorinated greenhouse gases label 1
Piping accessory bag 1
1
1
RXYQQ14~20RXYQQ8~12