Daikin VRV II Series - Operation Range of Outdoor Temperature - VRVII

• VRVII & VRV-WII features
2
• Systems • VRVII & VRV-WII features
8
2 Energy efficient solution
2-6 Operation range of outdoor temperature - VRVII
Standard operation down to -20°C outdoor ambient temperature
Advanced PI control of the outdoor unit enables VRVII heat recovery and Inverter cooling only/heat pump series to operate at outdoor ambients down
to -5°C in cooling mode and down to -20°C in heating mode.
VRV-WII
Wide operating range of the water-cooled units between 10 C & 45 C, both in cooling and heating.
VRV II heat pump
-20 CWB
-5 CDB
Heating
15.5 CWB
Cooling
43 CDB
50
40
30
20
10
-5
-10
-15
-20
VRVII heat recovery
-20 CWB
-5 CDB
Heating
15.5 CWB
-5 CWB
Heating
15.5 CWB
Cooling
43 CDB
50
40
30
20
10
-5
-10
-15
-20
50
40
30
20
10
0
10°C 10°C
Heating
45°C
Cooling
45°C