■ Specification

■ Application area

Widely used in network management center, bank securities, tax, communications, postal, radio and television, public security, transportation, electricity, medical, industrial control, national defense and other important data fields.

■ Product introduction

Power range: 20KVA～80KVA

Working mode: three in three out online mode

Product introduction: Digital series - high frequency UPS power supply, equipped with dual DSP controllers, rectifier, inverter, charging and discharging all realize digital control of DSP, independent current sharing control of power module, no single point fault risk, is a high-end power supply product integrating the advanced technology of power electronics. Innovative design makes this series of products have unparalleled reliability and high performance. Extremely high input power factor and very low input current distortion rate ensure the green and environmental protection of the product, and the high efficiency of the whole machine ensures the energy saving of the product. This series of products can run directly in parallel with 8 machines.

■ Performance characteristics

1. Three-in-three-out pure on-line Dual-Conversion products, support 380/400/415V, 50/60Hz power grid system, provide the best quality of power supply and load protection.

2. Super load adaptability, super overload and short circuit capability.

3. Ultra-wide input voltage and frequency range, adapted to harsh grid environment, adapted to all kinds of fuel generator access.

4. The input power factor is as high as 0.99, the input harmonic current is less than 3%, the efficiency of the whole machine is more than 95%. It is green, efficient and energy-saving.

5. Full digital control of DSP realizes all digital control of power conversion links of rectification, inversion, charging and discharging.

6. Digital circulation control technology with high reliability.

7. Intelligent battery management scheme to extend battery life.

8. The system adopts modular design and has stable and reliable performance.

9. All fans in the system adopt redundant design, which greatly improves the reliability of the system.

10. EPO emergency shutdown function can be realized.

11. Extra-long average failure-free time (>200,000 h) and ultra-low average maintenance time (<0.5 h).

12. Rich options: dust-proof network, SNMP network communication card, lightning protection module, battery temperature compensator, mobile phone short message alarm.

13. Ail circuit boards adopt three-proof technology.

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