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English
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For RXYQ-X 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.
1.3. Indoor capacity range
NOTE
When the VRV outdoor unit is installed with Low-temperature hydrobox in
the system, refer to those installation manuals and Engineering Data Book.
1.3.1. Connection Ratio
Connection Ratio = Total capacity index of the indoor units / Capac
-
ity index of the outdoor units
Type
Min. connection ratio
Types of connected outdoor units
RXYQ-X type
Single outdoor unit
50% (*1)
Double outdoor units
Triple outdoor units
*1. 70% : RXYQ72X type
Type
Max. connection ratio
Types of connected indoor units
Types of connected air treatment
When using
only FXDQ,
FXMQ-T,
FXAQ,
FXSQ07-54 T
When using
at least one
FXZQ05 T,
FXSQ05 T,
FXFQ07/09
When using
other indoor
unit models
FXMQ-MF
When
FXMQ-MF
is only
connected
When
FXMQ-MF and
indoor units are
connected
Single out-
door unit
200% *1
180% *1
200% *1
100%
100% *2
Double
outdoor
units
160% *1
160% *1
Triple out
-
door units
130%
130%
Notes:
*1. If the operational capacity of indoor units is more than
130%, low airflow operation is enforced in all the indoor
units. This limitation can be abolished through field setting.
*2. When outdoor-air processing units (FXMQ-MF) and
standard indoor units are connected, the total connection
capacity of the outdoor-air processing units (FXMQ-MF)
must not exceed 30% of the capacity index of the outdoor
units. And the connection ratio must not exceed 100%.
1.3.2. Outdoor Unit Combinations
Total capacity of indoor units needs to be within the specified range.
Capacity Range
6 ton
8 ton
10 ton
12 ton
14 ton
16 ton
18 ton
RXYQ
72XBYC
*
96XBYC
*
120XBYC
*
144XBYC
*
168XBYC
*
192XBYC
*
216XBYC
*
Max. Number
of Connectable
Indoor Units
12
16
20
25
29
33
37
Capacity Range
20 ton
22 ton
24 ton
26 ton
28 ton
30 ton
32 ton
RXYQ
240XBYC
*
264XBYC
*
288XBYC
*
312XBYC
*
336XBYC
*
360XBYC
*
384XBYC
*
Max. Number
of Connectable
Indoor Units
41
45
49
54
58
62
64
Note:
Values inside brackets are based on connection of indoor units
rated at maximum capacity, 200% for single outdoor units, and
160% for double outdoor units.
1.4. Scope of the manual
This manual describes the procedures for handling, installing and
connecting the VRV RXYQ-X series. This manual has been prepared
to ensure adequate maintenance of the unit, and it will provide help in
case problems occur.
INFORMATION
The installation of the indoor unit(s) is described in the indoor unit
installation manual provided with the indoor unit(s).
2. Accessories
2.1. Accessories supplied with this unit
Confirm the following accessories are included. The storage location
of the accessories is shown in the figure below.
Accessories assy (piping)
Accessories assy (operation
and installation manual)
NOTE
Do not throw away any of the accessories until installation is complete.
They are needed for installation work.
Name
Clamp (1)
Clamp (2)
Clamp (3)
Vinyl tube
Manuals, etc.
Quantity
7 pcs.
1 pc.
1 pc.
5 pcs.
1 pc. each
Shape
(Small)
(Large)
• Operation Manual
•
Installation Manual
•
REQUEST FOR THE
INDICATION label
(Installation records)
Name
Liquid side
accessory
pipe (1)
Liquid side
accessory
pipe (2)
Gas side
accessory
pipe (1)
Gas side
accessory
pipe (2)
Quantity
1 pc.
1 pc.
1 pc.
1 pc.
Shape
168X
72-144X
72,120X
144,168X
96X
96,144,168X
120X
72X
Name
L type
accessory joint
Quantity
1 pc.
Shape
01_EN_03_Body_3P734038-4.indd 2
01_EN_03_Body_3P734038-4.indd 2
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2023/09/11 15:40:59