A. Smartness

1.Self-adaptive maximum power point tracking technology with up to 99% efficiency

2. Automatic regulation of pump flow

3. Self-adaptation to the drive used in the installation

B. Flexibility

1. Compatible with any IEC three-phase asynchronous motors

2. Compatible with popular solar arrays

3. Grid main supply optional

C. Remote Monitoring

1. Standard RS485 interface equipped for each solar pump controller

2. Optional GPRS RJ485 modules for remote access

3. Spots value of solar pump parameters monitoring available from anywhere

4. History of solar pump parameters and events lookup support

5. Android/iOS monitoring APP support or PC

D. Cost effectiveness

1. Plug-and-play system design

2. Embedded pump functions

3. Battery-free for most applications

4. Effortless maintenance

E. Reliability

1. 10-year market proven experience of leading motor and pump drive technology

2. Soft start feature to prevent water hammer and increase system life

3. Smart IGBT module integrated to simplify system design, reduce board space, simplify the manufacturing process and thus

4. Built-in overvoltage, overload, overheat and dry-run motor protection



Parameter

Guangzhou Sanjing Electric Co., LTD (hereinafter referred to as SAJ) is a professional leading provider of motor drive and control technology, renewable energy conversion, transmission and storage solutions. Established in 2005 with the registered capital of 50.4 million RMB, SAJ has a strong Research & Development and technical team which accounts for the total number of 50% employees in the company.

SAJ pushes forward independent innovation of key technology such as the high performance frequency vector control, motion control, and photovoltaic power generation. SAJ has been awarded national high-tech enterprise, top 20 companies for patent creator in Guangzhou development zone (2012), Intertek "authorized satellite lab" and so on. As of December 2016, the company has been authorized or is applying for 19 invention patents , 58 utility model patents, 9 exterior design patents, 18 software copyrights and 6 software product registrations.

SAJ specializes in providing low voltage variable frequency drives, servo drives, solar pumping system, solar inverters for distributed solar power plants, monitoring solutions etc. With 16 branch offices and 50 service centers in China, SAJ's service network has expanded in Germany, Switzerland, Belgium, UK, Netherlands, Denmark, Poland, Turkey, South Africa, Brazil, Chile, Mexico, Middle East, India, Sri Lanka, Thailand, Australia and other countries.

Adhering to the concept of "integrity, learning, innovation, win-win cooperation", SAJ is a leading provider of drive & zero-carbon and energy-saving technology. We work collaboratively to build intelligent and efficient energy environment, making lives better, happier, and healthier for people everywhere.