Guangdong Zhufeng Electric Co., Ltd.
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 500-10000 per Month |
| Delivery Time | 3 days |
| Packaging Details | Carton and Plywood box packaging |
| Voltage | 3.6kV ~ 12kV |
| Power | 250 ~ 16000KW |
| Operating Voltage | AC/DC 220V |
| Soft Stop Time | 0 ~ 30s |
| Current | According to Motor Power and Load |
| Modbus | RS-485 |
| Noise | less than 70dB |
| Brand Name | ZFeng |
| Model Number | ZF-R Series |
| Certification | CE、CB、CCC、ISO9001、ISO14001、ISO45001、EN61439、EN61000 |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram | Supply Ability | 500-10000 per Month |
| Delivery Time | 3 days | Packaging Details | Carton and Plywood box packaging |
| Voltage | 3.6kV ~ 12kV | Power | 250 ~ 16000KW |
| Operating Voltage | AC/DC 220V | Soft Stop Time | 0 ~ 30s |
| Current | According to Motor Power and Load | Modbus | RS-485 |
| Noise | less than 70dB | Brand Name | ZFeng |
| Model Number | ZF-R Series | Certification | CE、CB、CCC、ISO9001、ISO14001、ISO45001、EN61439、EN61000 |
| High Light | Variable Frequency Motor Soft Starters ，50Hz Motor Soft Starters ，VFD electronic soft starter | ||
Variable Frequency Soft Start is a motor control method that combines variable frequency technology with soft start technology, aiming to achieve smooth, low-impact motor starting and efficient, flexible operation during runtime. The following provides a detailed introduction from the aspects of technical principles, advantages, and application scenarios.
Variable Frequency Technology
Converts fixed-frequency alternating current (e.g., 50Hz) into adjustable-frequency AC through a variable frequency drive (VFD), thereby controlling motor speed. The VFD adjusts output voltage and frequency to achieve smooth motor acceleration, speed regulation, and deceleration.
Soft Start Technology
Limits inrush current during motor startup, gradually accelerating the motor from rest to rated speed. This is typically achieved by controlling the voltage ramp rate or using current-limiting methods to avoid excessive impact on the power grid and motor.
Integration of Variable Frequency and Soft Start
During startup, the VFD gradually increases voltage and frequency to smoothly accelerate the motor. During operation, speed regulation is achieved by adjusting the frequency. This approach avoids large inrush currents during direct startup and ensures smooth motor startup and efficient operation.
Smooth Startup
Gradually increases motor current and torque during startup, avoiding inrush currents associated with direct startup and extending the lifespan of the motor and load.
Energy Efficiency
Adjusts motor speed based on load requirements during operation, reducing unnecessary energy consumption and improving system efficiency.
Flexible Speed Regulation
Enables stepless speed regulation of the motor via the VFD, meeting operational needs under various conditions.
Comprehensive Protection
Includes overload, overcurrent, undervoltage, and overvoltage protection to ensure safe operation of the motor and equipment.
Reduced Mechanical Stress
Smooth startup reduces impact on mechanical transmission systems, minimizing equipment wear and failure rates.
Fans and Pumps
Variable frequency soft start enables precise control of airflow and flow rate, avoiding impacts on pipelines and equipment associated with traditional startup methods.
Compressors
Reduces startup current during compressor startup, minimizing grid impact, and ensuring smooth compressor operation.
Conveyors and Elevators
Provides smooth startup and speed regulation for conveyors, reducing material slippage and equipment wear.
Machine Tools and Textile Machinery
Offers stable speed and torque in applications requiring precise speed regulation, enhancing processing accuracy and production efficiency.
Oil and Chemical Industries
Used for pumps, fans, and other equipment to meet precise control requirements for flow and pressure in industrial processes.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2004
Total Annual:
10000000-15000000
Employee Number:
60~100
Ecer Certification：
Verified Supplier
GuangDong Zhufeng Electric Co.,LTD established in 2004, is a national high-tech and energy save enterprise with approval by National Development and Reform Commission. Focusing on the development and production and sale of products of “energy saving and control speed and variable speed” ... GuangDong Zhufeng Electric Co.,LTD established in 2004, is a national high-tech and energy save enterprise with approval by National Development and Reform Commission. Focusing on the development and production and sale of products of “energy saving and control speed and variable speed” ...
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