1. Control mode: V/F control

2. Germany’s Siemens module IGBT, Japan axial fans, Japan electrolytic capacitors

3. SMD Surface Mount Device, the main components all use well-known brand products at home and broad

4. Overload capacity: 120% rated current for 60 s

5. Speed adjusting range: 1:100

6. PID control: constant pressure regulation

7. Energy saving function: stop automatically when flow is smaller

8. Dormant control

9. Built-in RS485

10. Automatic voltage regulation (AVR): maintain output voltage stable when input voltage fluctuate

11. Multi-functional quick/jog key: access common used parameter quickly

12. Length and time control function

13. Non-stop function while instantaneous power failure

14. Speed trace function: smoothly start the running motor

15. Up to 27 functions for failure protection: over current, over voltage, under voltage, over temperature, phase failure, phase failure, over load etc.

16. Easy installation, simple operation