PR1500ELCD The Professional Tower Series UPS provides advanced level of power protection to servers, telecom equipments, VOIP, internet working hardware and other mission-critical applications. Featuring Pure Sinewave output and Automatic Voltage Regulation (AVR) stabilizes the AC signal and maintains a safe voltage, it allows the UPS to maintain safe power levels for the connected equipment without resorting to battery power. Its detachable, remote-controllable Multifunction LCD Readout can be mounted on the wall or in the control center nearby to provide highest convenience and flexibility under different management scenarios. The optional SNMP/HTTP Remote Management Capability enables remote management and control of the system through standard web browser. Together with the included PowerPanel® Business Edition management software, it could provide corporate servers and critical workstations comprehensive network power management including unattended-shutdown, event logging, reporting, and notifications. Model PR1500ELCD Capacity (VA/Watts) 1500VA / 1350W Energy- Saving Technology Yes Input Frequency Range 47 ~ 63 Hz (auto-sensing) Input Plug Type IEC 320 C14 Output UPS Outlets (8) IEC On Battery Output Voltage Pure Sine Wave at 230Vac +/- 5% On Battery Output Frequency 50Hz / 60 Hz +/- 1% Transfer Time (Typical) 4ms Overload Protection On Utility : Internal Current Limiting & Circuit BreakerOn Battery : Internal Current Limiting AVR Double Boost, Single Buck Surge Protection and Filtering Surge Protection Yes Physical Maximum Dimensions(H x W x D)(mm) 221 x 170 x 432 Weight(kg) 25.1 Battery Sealed Maintenance Free Lead Acid Battery 12V 17AH x 2 User Replaceable Yes Typical Recharge Time 8 Hours Runtimes Half-Load/ Full-Load(mins) 17/5 Status Indication Indicators Power On, Online, On Battery, Fault, Replace Battery Audible Alarms On Battery, Low Battery, Overload Multi-Function LCD Display Yes Communication Power Management Software PowerPanel® Business Edition Management Self-Test Yes Auto-Charge/Auto-Restart Yes COM Interface Yes USB Yes SNMP/HTTP Capable Optional