Variable Frequency Drive (VFD)
A Variable Frequency Drive (VFD), also known as a frequency inverter or AC drive, is used to control the speed and torque of an AC motor by adjusting the input frequency and voltage. This industrial VFD is designed for reliable motor control in a wide range of applications including pumps, fans, conveyors, compressors, and manufacturing equipment.
By optimizing motor speed based on load demand, the VFD can significantly reduce energy consumption and improve system efficiency.
Key Features
Advanced Motor Control
The VFD uses advanced vector control technology to provide stable and precise motor speed regulation.
Energy Saving Operation
By adjusting motor speed to match the actual load, the variable frequency drive helps reduce unnecessary power consumption.
Wide Power Range
Power range from 7.5kW to 800kW, suitable for both small machines and large industrial equipment.
Reliable Protection Functions
The drive includes multiple built-in protection functions to ensure safe operation:
- Overcurrent protection
- Overvoltage protection
- Overload protection
- Overtemperature protection
- Short circuit protection
Easy Installation and Operation
User-friendly keypad interface allows easy parameter configuration and monitoring.
Technical Specifications
| Product Name |
Variable Frequency Drive (VFD) |
| Power Range |
0.75kW – 500kW |
| Input Voltage |
220V / 380V / 440V |
| Input Phase |
Single Phase / Three Phase |
| Output Frequency |
0 – 400Hz |
| Control Mode |
V/F Control / Sensorless Vector Control |
| Overload Capacity |
150% for 60 seconds |
| Cooling Method |
Air Cooling |
| Protection Level |
IP20 |
Applications
Variable frequency drives are widely used in many industrial fields, including:
- Water pump systems
- Industrial ventilation fans
- Conveyor belt systems
- Air compressors
- Mixers and agitators
- Textile machinery
- Packaging machinery
- Food processing equipment
Using a VFD motor drive helps improve system efficiency, reduce mechanical wear, and extend equipment life.
Operational Benefits
Installing a frequency inverter provides several operational advantages:
- Reduce energy consumption
- Improve motor control accuracy
- Reduce starting current
- Extend motor lifespan
- Lower maintenance costs
For many industrial applications, a VFD is an effective solution for motor speed control and energy management.
Optional Functions
Depending on application requirements, the VFD can support:
- Modbus communication
- External keypad
- Braking unit
- Output reactor
- EMC filter