Product Overview
For many industrial facilities, motors in pumps, fans, and HVAC systems continue running at full speed even when the actual demand is lower. This fixed-speed operation increases electricity costs and creates unnecessary mechanical stress.
Our Energy-Saving V/F Control VFD Series (0.4kW–11kW) provides a practical solution for OEM manufacturers, distributors, and industrial users who need efficient motor control without the complexity and cost of advanced vector drives.
Using optimized Linear and Square V/F control modes, this drive adjusts motor speed according to application requirements, helping reduce wasted energy in variable torque applications while maintaining stable and reliable operation.
Designed for global industrial environments, the series combines easy commissioning, flexible communication, and robust protection features to support long-term machine integration.
Technical Specifications
|
Parameter |
Specification |
|
Power Range |
0.4kW–11kW |
|
Input Voltage |
220V / 380V / 400V / 460V / 480V |
|
Motor Type |
Three-phase AC induction motor |
|
Control Mode |
Linear V/F, Square V/F, Multi-point V/F |
|
Frequency Range |
0–400Hz |
|
Overload Capacity |
150% current for 60 seconds |
|
Communication |
RS485 Modbus RTU |
|
Protection Class |
IP20 |
|
Certification |
CE, RoHS |
|
Quality System |
ISO 9001:2015 |
Key Benefits for Industrial Buyers
Optimized Energy Saving for Pumps and Fans
Pumps and fans usually operate with variable load requirements. Running these motors at maximum speed during low-demand periods wastes energy.
Our VFD provides dedicated Square V/F control mode for variable torque loads, allowing the motor speed to better match actual system demand.
Typical Benefits:
• Reduced unnecessary motor operation
• Lower electricity consumption
• Improved process control
• Reduced mechanical stress on equipment
Simple Commissioning for Faster Machine Deployment
OEM manufacturers need products that can be integrated quickly into different machines.
Unlike complex vector drives requiring detailed motor tuning, this V/F Control VFD provides simple parameter setup for standard applications.
Integration Advantages:
• Factory-set application parameters
• No complex auto-tuning required for standard loads
• Quick startup and commissioning
• Reduced engineering time
Built for Industrial Reliability
Industrial environments may involve humidity, dust, temperature variations, and continuous operation.
To improve long-term reliability, the drive incorporates:
Protection Design:
• Multi-layer PCBA conformal coating to improve resistance against moisture and industrial contaminants
• Independent cooling airflow design to improve thermal management
• Over-current protection
• Over-voltage protection
• Under-voltage protection
• Over-temperature protection
• Motor overload protection
Built-in PID Control for Pump and HVAC Applications
For applications requiring automatic pressure or temperature control, the integrated PID function allows direct connection with sensors.
Supported signals:
• 4–20mA pressure transmitters
• 0–10V sensors
Benefits:
• Constant pressure water supply
• Automatic speed adjustment
Reduced requirement for external controllers
Flexible Communication for Automation Systems
The VFD supports standard industrial interfaces for easy integration.
Communication & Control:
• RS485 Modbus RTU
• Digital input terminals
• Analog input/output
• Relay output
Compatible with:
• PLC systems
• HMIs
• Industrial automation controllers
Application Guide
|
Application |
Recommended Function |
|
Centrifugal Pump |
Square V/F + PID Control |
|
HVAC Fan |
Square V/F Energy Saving Mode |
|
Cooling Tower |
Variable Speed Regulation |
|
Conveyor |
Linear V/F Control |
|
General Machinery |
Standard V/F Mode |
OEM & Distributor Support
We support global industrial partners with flexible manufacturing services.
Available Services:
OEM Branding
Customized logo
Product labeling
Packaging customization
Engineering Support
Product selection assistance
Wiring documentation
Parameter guidance
Application support
Supply Capability
Stable production process
Export documentation support
Batch consistency control
Certificate
FAQ
Q: How does an Energy-Saving V/F Control VFD reduce energy consumption?
A: The VFD reduces motor speed according to actual load demand. In applications such as pumps and fans, operating at a lower speed can significantly reduce unnecessary energy usage compared with fixed-speed operation.
Q: What applications are suitable for this VFD?
A: It is mainly designed for variable torque applications including centrifugal pumps, HVAC fans, cooling systems, and industrial ventilation equipment.
Q: What is the difference between Square V/F and Linear V/F control?
A: Square V/F control is optimized for variable torque loads such as pumps and fans, while Linear V/F control is suitable for general constant torque applications.
Q: Does this VFD require motor auto-tuning?
A: For standard applications, no. The V/F control mode allows simple commissioning without complicated motor parameter identification.
Q: Can this VFD control constant water pressure?
A: Yes. The built-in PID controller can receive pressure sensor signals and automatically adjust motor speed for constant pressure applications.
Q: Can the VFD communicate with PLC and HMI systems?
A: Yes. The built-in RS485 Modbus RTU communication allows integration with common industrial automation systems.
Q: What motors are compatible with this VFD?
A: It is designed for standard three-phase AC induction motors commonly used in industrial equipment.
Q: Do you provide OEM customization?
A: Yes. We support OEM customers with customized labels, packaging, parameter settings, and application requirements.
Q: What certifications does the product support?
A: The VFD supports CE and RoHS compliance and is manufactured under ISO 9001:2015 quality management procedures.
Q: What warranty and technical support do you provide?
A: We provide standard warranty coverage, technical documentation, installation guidance, and application support for global customers.
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