Daikin RXP20N5V1B9 Installer's Reference Manual page 10

2 | General safety precautions
Installation space requirements
To determine the minimum floor area
Installer reference guide
10
NOTICE
▪
Do NOT re-use joints and copper gaskets which have been used already.
▪
Joints made in the installation between parts of the refrigerant system shall be
accessible for maintenance purposes.
WARNING
If appliances contain R32 refrigerant, the floor area of the room in which the
appliances are installed, operated and stored MUST be larger than the minimum
floor area defined in table below A (m
▪
Indoor units without a refrigerant leakage sensor; in case of indoor units with
refrigerant leakage sensor, consult the installation manual
▪
Outdoor units installed or stored indoors (e.g. winter garden, garage, machinery
room)
NOTICE
▪
The pipework shall be securely mounted and guarded protected from physical
damage.
▪
Keep the pipework installation to a minimum.
1 Determine the total refrigerant charge in the system (= factory refrigerant
charge + additional refrigerant amount charged).
Contains fluorinated greenhouse gases
R32
1 =
GWP: xxx
=
2
2
1
1 + 2
=
GWP × kg
=
1000
2 Determine which graph or table to use.
▪ For indoor units: Is the unit ceiling-mounted, wall-mounted or floor-
standing?
▪ For outdoor units installed or stored indoors, this depends on the installation
height:
If the installation height is...
<1.8 m
1.8≤x<2.2 m
≥2.2 m
3 Use the graph or table to determine the minimum floor area.
2
). This applies to:
kg
kg
kg
tCO eq
2
Then use the graph or table for...
Floor-standing units
Wall-mounted units
Ceiling-mounted units
R32 split series
4P751614-2 – 2023.09