Natural Ventilation - Daikin VRV 5-S User Reference Manual

16 | Special requirements for R32 units

16.4.3 Natural ventilation

Installer and user reference guide
70
3 In case of two R32 safety system compatible remote controllers, at least one
remote controller should be in the room of the indoor.
a b
c
4 Group control is allowed up to a maximum of 10 indoor units connected to
different ports or connected to the same port. At least one R32 safety system
compatible remote controller should be in the room of the indoors.
a b
c c
5 All indoor units under group control need to be conditioning the same room.
a b
c c
6 A remote controller installed at a supervised location:
▪ In room: master remote controller in fully functional OR alarm only
▪ In supervisor room: supervisor remote controller
a b
c
a Outdoor unit
b SV unit
c Indoor unit
d Remote controller NOT compatible with R32 safety system
e Remote controller compatible with R32 safety system
f Remote controller in supervisor mode
g Supervisor room
NOT allowed
Allowed
Natural ventilation is a safety measure where ventilation is made to a place where
sufficient air is available to dilute the leaked refrigerant such as a large space.
The natural ventilation safety measure can be applied by following the steps
below:
Step 1 – Determine total room area, which is the total area of the space that has
natural ventilation and the space in which the indoor unit is installed:
a
e
e
a
e
a
c
e
c
e e
f
b
c
e
f
b
c c c
b
c c c
g
VRV 5-S system air conditioner
4P752782-1A – 2024.02
e
e
RXYSA8~12AMY1B