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RYYQ+RYMQ+RXYQ8~20T7Y1B
VRV IV System Air Conditioner
4P329765-1 – 2012.09
Installation and operation manual
4
2
Outdoor unit multi connection piping kit.
3
In order to control the cooling or heating operation from a central
location, the following option can be connected:
- Cool/heat change over switch: KRC19-26A.
- Cool/heat change over PCB: BRP2A81
- With optional fixing box for the switch: KJB111A.
4
To read out continuously the system pressure, the following
option can be installed:
- Digital pressure gauge kit: BHGP26A1
5
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
6
For VRV IV heat pump system it is also possible to make several
commissioning field settings through a personal computer
interface. For this option EKPCCAB1 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 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(Y/X)(Y/M) 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.
See location 1 in the figure above for reference to where following
accessories are supplied with the unit.
Number of outdoor units connected
2
3
BHFQ22P1007
BHFQ22P1517
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
44
550
1100
1430
46
575
1150
1495
48
600
1200
1560
50
625
1250
1625
52
650
1300
1690
54
675
1350
1755
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
R Y Y Q 18 T7 Y1 B
(a)
(a) For RXYQ, there is no restriction on use as multi module.
R
Outdoor air cooled
Y
Y=Heat pump (continuous heating)
X=Heat pump (no continuous heating)
Y
Y=Pair only
M=Multi only
Q
Refrigerant R410A
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
R(X/Y)(Y/M)Q14~20
R(X/Y)(Y/M)Q8~12
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