Specifications include, but are not limited to: Uninterruptible Power Supply (UPS) system shall be as follows: One (1) Eaton 93E Series or equivalent item: One (1) 20kVA/16kW, 208Y/120V Tower 3-phase, continuous duty Double conversion Single Feed, 50/60Hz Hardwired Input/Output System Input: o Input Power Factor: 0.99 typical o Input current distortion: 5% THD max at full rated linear load o Inrush current: <5 times branch rating without input transformer System Output: o Output Power Factor: 0.8 in normal or high efficiency mode o 0.8 lagging to .08 leading without derating o Voltage regulation: Normal Mode: +/-1% of selected output voltage High Efficiency Mode: +/-10% of selected output voltage