Daikin 3MXM40N2V1B8 Installer's Reference Manual page 9

Installation space requirements
To determine the minimum floor area
2MXM68+3(A)MXM+3(A)MXF+4MXM+5MXM
R32 Split series
4P600463-1C – 2020.08
NOTICE
▪
Do NOT re-use joints which have been used already.
▪
Joints made in installation between parts of 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)
▪
Pipework in unventilated spaces
NOTICE
▪
Pipework shall be protected from physical damage.
▪
Installation of pipework shall be kept 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, and field piping in unventilated
spaces, 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 General safety precautions
|
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
Installer reference guide
9