5 | About the unit
Installer reference guide
19
CVXM20A + FVXM25~50A
Split system air conditioners
4P625991-1C – 2021.09
5 About the unit
WARNING: MILDLY FLAMMABLE MATERIAL
The refrigerant inside this unit is mildly flammable.
Following symbols may occur on the indoor unit:
Symbol Explanation
Measure the voltage at the terminals of main circuit capacitors or
electrical components before servicing.
5.1 System layout
a Indoor unit
b Drain piping
c Refrigerant piping (gas and liquid)
d Outdoor unit
5.2 Operation range
Use the system in the following temperature and humidity ranges for safe and
effective operation.
In combination with outdoor unit RXM25~50, 2MXM40+50, 3MXM40+52
Cooling and drying
(a)(b)
Heating
(a)
Outdoor temperature –10~46°CDB –15~24°CDB
–15~18°CWB
Indoor temperature 18~32°C DB
14~23°CWB
10~30°CDB
Indoor humidity ≤80%
(b)
—
(a)
A safety device might stop the operation of the system if the unit runs outside its
operation range.
(b)
Condensation and water dripping might occur if the unit runs outside its operation range.
In combination with outdoor unit RXTP25+35
Cooling and drying
(a)(b)
Heating
(a)
Outdoor temperature –10~46°CDB –25~24°CDB
–25~18°CWB