HT33 series - high-frequency UPS power supply, equipped with dual DSP controllers, rectification, inverter, charging, and discharging all realize DSP digital control, and the power module is independently controlled by current sharing, without the risk of single point failure, which is a high-end power supply product integrating today's cutting-edge power electronics technology. 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. This series of products can be operated directly in parallel with 6 machines.

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, three-out 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 capability.

• 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 fully digital control, which realizes the digital control of all power conversion links of rectification, inverter, charging and discharge.

• 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.

• EPO emergency shutdown function can be realized.

• 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.

• All circuit boards are made of three-proof process.

• The traditional module machine can be replaced by parallel machine, which saves the high cost of module cabinet.