GD300L Series VFD for Elevator

1. Control Methods: V/F control, Sensorless Vector Control, Encoder Vector Control

2. Motor Types: Asynchronous Motor, Permanent Magnet Synchronous Motor

3. Speed Range Ratio: 1:200 (Open-loop Vector), 1:1500 (Closed-loop Vector)

4. Speed Control Accuracy: ±0.5% (Open-loop Vector), ±0.05% (Closed-loop Vector)

5. Speed Fluctuation: ±0.3% (Sensorless Vector Control)

6. Torque Response: <20ms (Sensorless Vector Control)

7. Torque Control Accuracy: 10% (Sensorless Vector Control)

8. Starting Torque: 0.3Hz/150% (Asynchronous Motor, Sensorless Vector Control); 0Hz/200% (Encoder Vector Control)

9. Overload Capacity: 150% rated current for 1 minute; 180% rated current for 10 seconds; 200% rated current for 1 second

10. Frequency Setting Methods: Digital setting, analog setting, multi-speed setting, MODBUS communication setting, with switching between setting channels

11. Automatic Voltage Regulation (AVR): Maintains constant output voltage when grid voltage fluctuates

12. Fault Protection Functions: Over 30 types of protection, including overcurrent, overvoltage, undervoltage, overtemperature, phase loss, and overload protection

1. Manufacturing Plants: Machining and assembly, spraying and electroplating, textiles and chemical fibers

2. Process Industries: Chemicals and petrochemicals, pharmaceuticals and food, cement and building materials

3. Energy and Basic Materials: Mining, power industry