Combinations Of Safety Measures; 14 Unit Installation; Preparing The Installation Site; Installation Site Requirements Of The Outdoor Unit - Daikin VRV 5 RXYA8A7Y1B Installation And Operation Manual

13.5

Combinations of safety measures

It is possible to combine indoor units with different safety measures
(no safety measures, alarm and/or natural ventilation, alarm and
shut-off valves) in the same VRV 5 system.
Example
a b
d c g
f e e
a Heat pump outdoor unit
b Safety valve unit (SV)
c Indoor unit with no safety measure
d Indoor unit with alarm safety measure
e Remote controller in normal mode (R32 safety
deactivated)
f Remote controller in normal mode (R32 safety activated)
g Indoor unit with natural ventilation safety measure
h Indoor unit with alarm + natural ventilation safety
measure
i Indoor unit with alarm + shut-off valves safety measure
Refrigerant piping
Interconnection and user interface wiring
Direct connection of indoor units to the outdoor unit
14 Unit installation
WARNING
The installation MUST comply with the requirements that
apply to this R32 equipment. For more information, see
"13 Special requirements for R32
14.1

Preparing the installation site

WARNING
The appliance shall be stored in a room without
continuously operating ignition sources (example: open
flames, an operating gas appliance or an operating electric
heater).
WARNING
The appliance shall be stored as follows:
▪ in such a way as to prevent mechanical damage.
▪ in a well-ventilated room without continuously operating
ignition sources (example: open flames, an operating
gas appliance or an operating electric heater).
▪ in a room with dimensions as specified in
requirements for R32
14.1.1 Installation site requirements of the
outdoor unit
Mind the spacing guidelines. See the "Technical data" chapter.
INFORMATION
Equipment meets the requirement for commercial and
light-industrial location when professionally installed and
maintained.
INFORMATION
The sound pressure level is less than 70 dBA.
RYMA5+RXYA8~20A7Y1B
VRV 5 heat pump
4P739915-1 – 2023.12
i
h f
f
units" [ 4 19].
"13 Special
units" [ 4 19].
CAUTION
Appliance NOT accessible to the general public, install it in
a secured area, protected from easy access.
This unit, both indoor and outdoor, is suitable for
installation in a commercial
environment.
CAUTION
This equipment is NOT intended for use in residential
locations and will NOT guarantee to provide adequate
protection to radio reception in such locations.
NOTICE
If the equipment is installed closer than 30 m to a
residential location, the professional installer MUST
evaluate the EMC situation before installation.
NOTICE
The installation and
professional with relevant EMC experience to install any
specific EMC mitigation measures defined in the user
instructions.
14.1.2 Additional installation site requirements
of the outdoor unit in cold climates
NOTICE
When operating the unit in a low outdoor ambient
temperature with high humidity conditions, make sure to
take precautions to keep the drain holes of the unit free by
using proper equipment.
In heating:
20
15.5
15
10
5
a b
0
–5
–10
–15
–20
10 15 20
T (°C DB)
AI
a Warming up operation range
b Operation range
T Ambient indoor temperature
AI
T Ambient outdoor temperature
AO
If the unit has to operate for 5 days in this area with
high humidity (>90%), Daikin recommends to install the
optional heater tape kit (EKBPH012TA or EKBPH020TA)
to keep the drain holes free.

14 Unit installation

and light industrial
any maintenance requires
25 27 30
Installation and operation manual
a
27