SWAP On-Line UPS, with ON-LINE Double Conversion technology, with the following main technical specifications: GENERAL - nominal power 3000 VA (2100 W) - zero intervention time (ON-LINE) - automatic by-pass as standard INPUT - input voltage 230 Vac, single phase - input voltage range -25% + 20% - power factor 0.95 - frequency 50 â 60 Hz ± 5% OUTPUT - output voltage 230 Vac, single phase - stability of the output voltage ± 3% - stability of the output frequency ± 0.5% - crest factor ratio 3:1 - distortion < 3% T.H.D. with linear load - sinusoidal waveform BATTERIES - voltage 96 Vdc - type Pb-Ca hermetic maintenance-free - charging time 6 ÷ 8 h - autonomy 10 minutes with 80% of the load (8x 12V 7Ah) - UPS switch-on in case of mains failure Cold start function as standard INTERFACE - RS232 serial hardware (bi-directional port) and clean contacts, USB serial (disables if in use the RS232 serial port) - software compatible with: WIN 95-98-NT4.0-2000- ME-XP-2003SERVER-NOVELL-LINUX MECHANICAL CHARACTERISTICS - unit dimensions (L x W x H) 195 x 470 x 330 mm. - group weight approximately 34 Kg Other features: UPS ON/battery test button, UPS OFF button, LCD display for viewing the battery level, load level, inverter ON, mains present, Bypass active, overload/fault. Modem/LAN Telephone Filter. Use and maintenance manual included.