Apc symmetra power module 4000va2800w input 230v 400v 3phoutput 230v rack height 4 u output power capacity 2800 watts 4000 va max configurable power 2800 watts 4000 va nominal output voltage 230v output voltage note configurable for 220 230 or 240 nominal output voltage crest factor up to 5 1 waveform type sine wave output connections 1 hard wire 3 wire h n g nominal input voltage 230v 400v 3ph input freque