0.75KW-710KW VFD variable frequency drive ac inverters ac drive
High performance
1. More Accurate Motor Autotuning
2. Advanced open and close loop vector control
3. Perfect voltage and current control, reducing the fault protection times
4 Multiple braking modes and instant stopping
5. 0.75kW~7100kW(Three Phase 400V)
Features
1. VF and Sensorless Vector Control
2. Up to 0Hz/200% starting torque
3. Built-in braking unit (≤22kW), Optional external braking unit (≥30kW)
4. External LED keypad to copy parameters(≥18.5kW), Standard membrane keypad design(≤15kW), Optional LCD keypad provided
5. Standard C3 filters; Optional C2 filters
6. Accurate parameters auto tuning and better motor drive
7. Simple water supply function
8. Support G/P dual rating
9. Customization services provided (like PTC )
10. CE requirements certified
Applications
Air Compressor, Oil, Warming and Water Supply, Plastics Machine, Mine, Fans and Water Pumps.
Techincal Parameters:
Item | Specifiation | |
Input | Inuput Voltage | 1phase/3phase 220V:200V~240V 3 phase 380V-480V:380V~480V |
Allowed Voltage fluctuation range | -15%~10% | |
Input frequency | 50Hz / 60Hz,fluctuation less than 5% | |
Output | Output Voltage | 3phase:0~input voltage |
Overload capacity | General purpose application:60S for 150% of the rated current Light load application:60S for 120% of the rated current | |
Control | Control mode | V/f control Sensorless flux vector control without PG card(SVC) Sensor speed flux vector control with PG card (VC) |
Operating mode | Speed control,Torque control(SVC and VC) | |
Speed range | 1:100 (V/f) 1:200( SVC) 1:1000 (VC) | |
Speed control accuracy | ±0.5% (V/f) ±0.2% (SVC) ±0.02% (VC) | |
Speed response | 5Hz(V/f) 20Hz(SVC) 50Hz(VC) | |
frequency range | 0.00~600.00Hz(V/f) 0.00~200.00Hz(SVC) 0.00~400.00Hz(VC) | |
Input frequency resolution | Digital setting: 0.01 Hz Analog setting: maximum frequency x 0.1% | |
Startup torque | 150%/0.5Hz(V/f) 180%/0.25Hz(SVC) 200%/0Hz(VC) | |
Torque control accuracy | SVC:within 5Hz10%,above 5Hz5% VC:3.0% | |
V/f curve | V / f curve type: straight line, multipoint, power function, V / f separation; Torque boost support: Automatic torque boost (factory setting), manual torque boost | |
Frequency giving ramp | Support linear and S curve acceleration and deceleration; 4 groups of acceleration and deceleration time, setting range 0.00s ~ 60000s | |
DC bus voltage control | Overvoltage stall control: limit the power generation of the motor by adjusting the output frequency to avoid skipping the voltage fault;
Undervoltage stall control: control the power consumption of the motor by adjusting the output frequency to avoid yaw failure
VdcMax Control: Limit the amount of power generated by the motor by adjusting the output frequency to avoid over-voltage trip; VdcMin control: Control the power consumption of the motor by adjusting the output frequency, to avoid jump undervoltage fault | |
Carrier frequency | 1kHz~12kHz(Varies depending on the type) | |
Startup method | Direct start (can be superimposed DC brake); speed tracking start | |
Stop method | Deceleration stop (can be superimposed DC braking); free to stop | |
Maincontrol function | Jog control, droop control, up to 16-speed operation, dangerous speed avoidance, swing frequency operation, acceleration and deceleration time switching, VF separation, over excitation braking, process PID control, sleep and wake-up function, built-in simple PLC logic, virtual Input and output terminals, built-in delay unit, built-in comparison unit and logic unit, parameter backup and recovery, perfect fault record,fault reset, two groups of motor parameters free switching, software swap output wiring, terminals UP / DOWN |
VEIKONG VFD replace famous brand VFD
Big power VFD pictures:
200kw vfd500:
355kw vfd500:
Why chose VEIKONG?
1. Infineon brand IGBT/Fuji IGBT, enduree temperature 175°C
2. Two-lines LED keypad/LCD kaypad
3. Fan: 70 000 hours using life
4. Capacitor: 50 000 hours using life
5. Input phase lacking protection
6. Output short circuit protection
7. Overvoltage protection
9. 10 000-15 000pcs per month production ability
10. 500pcs stock below 90KW
11. CE ISO certification, TUV SGS authority
12. Strong RD department, can update software