This product has a high level of automation, requiring minimal professional expertise from the operator during routine operations. Following the instructions in this manual, operation is straightforward.
Operating Environment
2.1 Altitude not exceeding 2,000 meters.
2.2 Environmental Temperature: -10~+50℃
2.3 The average relative humidity is not greater than 95% on the 2nd and 3rd days, and the monthly average relative humidity is not greater than 90%.
2.4 Free from severe vibration and impact, and free from strong electromagnetic field interference.
2.5 No serious dust, explosive hazardous medium, corrosive metals, harmful gases that damage insulation, conductive particles, or severe mold is present around the 2.5.
2.6 Vertical inclination not exceeding 5 degrees.
III. Technical Specifications
3.1 Three-phase AC input voltage 380V (±15%, -10%), frequency 50 Hz ±0.5.
3.2 DC Output Voltage of Control Busbar: 220V / 24V / 48V / 110V
3.3 Rated Direct Current Output Current of Bus Bar: 40A.
3.4 The rated capacity for maintenance-free, fully sealed lead-acid batteries applies to: 40AH-500AH (this case is 120AH).
3.5 Bus voltage stability: ≤±0.2%





Shanghai Ren Automation TechnologySince our inception, we have been dedicated to the exploration, learning, and innovation of DC power technology. We do not offer a wide range of products; we specialize in just one type of DC screen, and that is the DC power screen.
We are among the fewCompanies capable of repairing the mainboard of DC screen charging modulesRepairableIn the marketMost of the DCPower SupplyModule.
We've always adhered to the belief that technology is the key to market dominance.
Our DC power panels are2012The year, it passed the inspection by the National Relay Protection and Automation Equipment Quality Supervision and Inspection Center and the Xuchang Kaipu Electric Inspection and Research Institute (Certificate No. [Please insert the certificate number here]).JW120747)。
Years ofTechnical accumulation, stemming from our expertise in the DC power supply industryPassion and enthusiasm!
We consistently provide clients with high-quality, stable, and reliable DC power supply technology.The charging module utilizes the following technologies:
Resonant Voltage-Controlled Power ConverterFull Soft SwitchTechnology
Soft Switch ResonantDC-ACInverter circuit technology
Resonant Voltage-Controlled Power Converter Technology
Active Power Factor Correction Step-Up Transformer Technology
Good quality and excellent quality are essential for better serving customers and creating value for them.
After 10 years of storms and trials, we remain true to our初心, manufacturing high-quality domestic DC screens. We continuously learn, improve ourselves, engage in healthy competition, appreciate each other, and support one another. Welcome all friends to call for inquiries and discuss cooperation opportunities.
Which DC screen is the best? Shanghai Ren has good quality and competitive prices!
Factory Address: 18 Cao Lian Zhi Lu, Jiading District, Shanghai
Phone: 021-34619255
Postal Code: 200235
Sales Vice President: Liang Zhengming 15202122187
Email: 15202122187@163.com
Factory Receiver: Li Shantao 181-6213-6277





























