V4+R VRF 50/60Hz 
201702    23 
Part 3 
Control 
 
1  General Control Scheme Flowchart ...................................................... 24 
2  Stop Operation .................................................................................... 25 
3  Standby Control ................................................................................... 25 
4  Startup Control .................................................................................... 26 
5  Normal Operation Control ................................................................... 27 
6  Protection Control ............................................................................... 32 
7  Special Control ..................................................................................... 34