1.Three control modes: without PG vector (SVC), V/F control, and torque control;

2.Starting torque: without PG vector control: 0.5Hz/150% (SVC);

3.18.5kW-90kW inverter built-in DC reactor to improve input power factor and increaseoverall efficiency and stability;

4.Internal brake unit with every specification 0.75-15kW, so that the braking resister can be connected directlyfor a quick stop;

5.16-steps simple PLC, multi-speed control, and PID control

6.Supporting multi-frequency installation methods: digital setup, analog quantity setup, PID setup, and communication setup;

7.Supports starting and stopping DC brake;

8.The input and output terminals may be freely programmed, so users may combine a variety of operating modes as needed;

9.Equipped with jump frequency control which prevents mechanical resonance and makes the system more stable and reliable;

10.Equipped with instantaneous power failure non-outage capability;

11.Equipped with sleep-wake delay installation capability;

12.Equipped with over-torque detection;

13.Variety of maximum frequency setting source options;

14.Equipped with a bidirectional shift key , which enables users to use the shift key to view real-time parameters;

15.Rotation speed tracking re-start function: allowing rotating machinery to be started smoothly and without any shocks.

 Drawing of China V/F vector Speed Controller Inversor vfd Variable Frequency Drive Frequency Inverter 

2. Rapid dynamic response to quick acceleration/deceleration and rapid braking.

3. Outstanding speed regulation to load fluctuation.

4. Perfect protection such as over temperature, under voltage, over voltage, over load, over current, short circuit protection.

5. Automatic current limiting, voltage limiting to prevent frequent over current/voltage faults in running.

The hardware of China V/F vector Speed Controller Inversor vfd Variable Frequency Drive Frequency Inverter 

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