High-Efficiency 3kw 380V Soft Start VSD for 3-Phase Motors

Product Description

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Project	parameter
Supply Voltage	Three-phase AC 380V
Matching power	0.75KW – 7.5KW
Control mode	Frequency conversion/working frequency optional
Compatible motor	Permanent magnet synchronous motor; asynchronous motor
Installation method	Wall-mounted/cabinet-mounted

Product Advantages

The control panel is detachable and supports long-distance external connection via network cables, ideal for closed cabinet installation as well as ground-raised and high-altitude equipment mounting scenarios. 
Network cable transmission delivers stronger anti-interference performance than ordinary extension cords, maintaining stable debugging signals under complex electromagnetic environments in factories. 
Remote operation can be realized without opening the inverter cabinet, enabling safer and more efficient maintenance and parameter configuration.

Product Details

1. Dual Control Algorithms
Equipped with space vector control and sensorless vector control algorithms, delivering stable torque output for general industrial motors without extra encoders.
2. Detachable Remote Control Panel
The split control panel supports separate long-distance installation via network cable, enabling real-time remote monitoring and flexible on-site operation without opening the inverter cabinet.
3. User-friendly HMI Button Panel
Intuitive button operation, complete functional menus and multi-layer safety protection, bringing smooth human-machine interaction experience for technicians.

16-stage programmable logic, multi-speed & multi-operation modes
Standard Modbus 485 communication interface
Built-in simple PLC, torque/speed control switchable
PID constant pressure control for water pumps & fans
Analog signal ports: 0-5V, 0-10V, 4-20mA
Comprehensive multi-layer motor fault protection

Company Profile

Shandong Xinhexin Electric Co., Ltd. is a national-level High-Tech & Specialized, Sophisticated, Unique & Innovative enterprise, integrated with independent R&D, manufacturing and global sales. Founded in 2019, our factory is located in Wangzhuang Economic Development Zone, Qufu City, Shandong Province — the hometown of Confucius with convenient logistics and transportation access.
Covering an area of over 30 acres with registered capital of 5 million RMB, we have more than 20 years of profound experience in industrial automation drive field. We strictly implement full-process quality control and have obtained ISO9001 Quality Management, ISO14001 Environmental Management, ISO45001 Occupational Health & Safety, CE and CCC certifications, winning honors including "National Standard Qualified Product" and "China High-Tech Product".

1.Do you have a factory?
Answer: Yes, we have a production factory in Qufu, Shandong Province, specializing in the production of variable frequency drive . Welcome to visit our
company and factory to gain a deeper understanding of our production processes and capabilities.

2. How to choose the right VFD for my machine?
Answer: Please send us the detailed information of your machine, and we will provide you with the most suitable model type.

3. What kind of certificate do you have?
Answer: We have CE, CCC, ISO9001, ISO14001, and ISO45001.

4.How can we guarantee quality?
Answer: Always a pre-production sample before mass production;Always final Inspection before shipment.

5.What is your shipment procedure after getting the payment?
Answer: We dispatch the goods within 20 days after getting the payment, we will provide the tracking number to you when we dispatch goods.

Advantages of opur productions 

 1. High-Reliability Design
Utilizes industrial-grade components and a compact structure, suitable for high-temperature, high-humidity industrial environments.
Good protection rating (e.g., IP20/IP21), applicable for various installation conditions.
2. High-Performance Vector Control 
Supports open-loop/closed-loop vector control, providing high starting torque and precise speed regulation. 
Suitable for both asynchronous motors and permanent magnet synchronous motors, improving system energy efficiency.
3. Comprehensive Control and Protection Functions
Built-in intelligent functions such as PID control, multi-step speed operation, and automatic energy-saving operation.
Equipped with complete fault protection mechanisms (e.g., overcurrent, overvoltage, overload, short circuit). The "WARNING" prompt indicated in the diagram allows for timely alerts and equipment protection.
4. Convenient Operation and Monitoring
 Supports keypad operation, remote control, and communication interfaces (e.g., Modbus, CANopen).
 Real-time monitoring of operating status (frequency, current, voltage, fault records, etc.), facilitating maintenance.
5. Energy-Efficient Operation
Optimizes motor operating efficiency, enables speed regulation on demand, and significantly reduces energy consumption. 
Particularly effective for loads like fans, pumps, and compressors.
6. Flexible Expandability 
Offers various optional accessories (e.g., braking units, expansion cards, filters) to meet different application requirements.
7. User-Friendly Design 
Clear parameter setting and diagnostic interface, supports Chinese/English display, easy to operate.
Compact structure for convenient installation and maintenance.