• Systems • VRVII & VRV-WII features
1
• VRVII & VRV-WII features
VRVII & VRV-WII features
Table of contents
1 Creating maximum comfort
Inverter technology - VRVII & VRV-WII .................................................................................................3
Smart control brings comfort - VRVII & VRV-WII ...........................................................................4
Less frequent start/stop cycle - VRVII & VRV-WII...........................................................................4
PID control................................................................................................................................................................5
Operation control of small capacity indoor units...........................................................................5
Control flow ............................................................................................................................................................5
2 Energy efficient solution
Low running costs - VRVII & VRV-WII ....................................................................................................6
Most advanced reluctance brushless DC compressor technology -
VRVII & VRV-WII....................................................................................................................................................6
HRV - Heat Reclaim Ventilation System - VRVII & VRV-WII.....................................................6
Auto restart capability - VRVII & VRV-WII ...........................................................................................6
Low operation sound level - VRVII ..........................................................................................................7
Operation range of outdoor temperature - VRVII........................................................................8
3 High reliability
Nr. 1 anti-corrosion treatment - VRVII...................................................................................................9
Double back-up function - VRVII............................................................................................................10
Duty cycling - VRVII & VRV-WII................................................................................................................10
Special oil equalising technology............................................................................................................10
4 Eco friendly
Lowest refrigerant amount in the total system - VRVII..........................................................11
Dramatic reduction in initial refrigerant charge - VRVII..........................................................11
Optimised R-410A design - VRVII & VRV-WII.................................................................................11
Less waste and improved re-cycling - VRVII ...................................................................................11
Refrigerant recovery function - VRVII & VRV-WII .......................................................................11
5 Easy and flexible design
Total room layout flexibility - VRVII & VRV-WII ............................................................................12
Complete flexibility - VRVII & VRV-WII ...............................................................................................12
Year round cooling and/or heating......................................................................................................12
Longest refrigerant piping run ................................................................................................................13
VRV Pro selection programme ................................................................................................................14
VRV Xpress............................................................................................................................................................14
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