Online UPS

• High frequency on-line double conversion technology
• DSP (Digital signal processors)control technology
• Active power factor correction (APFC), input power factor up to 0.99
• Output power factor 0.9
• Wide input voltage range (110 V ~ 300 Vac) and frequency range (40 ~ 70 Hz)
• Auto sensing frequency

• High frequency on-line double conversion technology
• DSP (Digital signal processors) technology
• Active power factor correction (APFC), input power factor up to 0.99
• Output power factor 0.9
• Wide input voltage range (110 V ~ 300 Vac) and frequency range (40 ~ 70Hz)
• Auto sensing frequency

High Reliability
● Advanced DSP (Digital signal processors) technology
● Variable speed fan
● Effective software and hardware protection function, robust self-diagnostic function, and abundant event log for check
● Advanced digital parallel technology

EA890 series UPS is a intelligent 3 phase in 3 phase out uninterruptible power supply, it adopts double transform high frequency PWM and high performance digital control technique (DSP), with perfect protection, super network management function, reasonable man-machine interface and a series of precision design, meets all high reliability requirements of uninterruptible power supply and integrates reliable, safety, maintainability characteristics of a new generation low frequency UPS.

EA890 series UPS 80 ~ 500 kVA provide maximum protection and power quality for mission critical loads, including data centers, industrial processes, telecommunications, security and electro-medical systems. It is an on-line double conversion UPS with IGBT-based 3-level PWM rectifier technology, featured with high input power factor (> 0.99), low THDi, high efficiency (max. ≥ 94%) and built-in output isolation transformer.