Appendix A. Specifications
On-line double conversion UPS units protect for these power issues - Power Failure, Power
Sage, Power Surge, Under voltage, Over voltage, Line noise, Switching transients, Frequency
variation, and Harmonic distortion.
Power failure
Under voltage
Switching transients Frequency variation
The Line-Interactive UPS is the most common UPS used for small business, Web, and
departmental servers. In this design, the battery-to-ac power converter (inverter) is always
connected to the output of the UPS. Battery charging is provided by operating the inverter in
250
Power sag
Over voltage
Harmonic distortion
Power surge
Line noise
6U Rack or Tower UPS RT8kVA and RT11kVA IUOMG