Doledly SE series - high-frequency UPS power supply, equipped with dual DSP controllers, rectification, inverter, charging, discharge all realize DSP digital control, power module independent and independent current sharing control, no single point of failure risk, is a high-end power supply product integrating today's cutting-edge technology of power electronics. The innovative design results in unmatched reliability and high performance. The extremely high input power factor and the extremely low input current distortion rate ensure the green and environmental protection of the product, and the extremely high efficiency of the whole machine ensures the energy saving of the product.

Applicable scenarios: It is widely used in important data fields such as network management centers, banking and securities, taxation, communications, postal services, radio and television, public security, transportation, electric power, medical care, industrial control, and national defense

Performance characteristics:

• Three-in, single-output pure online double-conversion products, supporting 380/400/415V, 50/60Hz power grid system, providing the best power supply quality and load protection.

• Super load adaptability, super overload and short circuit ability.

• Ultra-wide input voltage and frequency range, adapt to the harsh power grid environment, and adapt to the access of various fuel generators.

• The input power factor is as high as 0.99, the input harmonic current is less than 3%, and the efficiency of the whole machine is greater than 95%, which is green and environmentally friendly, high efficiency and energy saving.

• DSP full digital control, which realizes all digital control of rectification, inverter, charging and discharging power conversion links.

• Digital circulation control technology, high parallel reliability.

• Intelligent battery management scheme to prolong battery life.

• The system adopts modular design, stable and reliable performance.

• All fans in the system are redundant, which greatly improves the reliability of the system.

• The panel is equipped with EPO emergency shutdown button.

• Ultra-long mean time between failures (>200,000h), ultra-low mean maintenance time (<0.5h).

• Abundant options: dust filter, SNMP network communication card, lightning protection module, battery temperature compensator, mobile phone SMS alarm.

• The circuit board adopts the three-proof process.