1. Application: computer center, network center, communication system, server, automatic control system or other critical systems. 2. Features: 0ms transferring time Pure sine wave online double conversion UPS Multiple microprocessor control technology User friendly LCD control panel Built with IGBT technology Wide input voltage range Cold start function Automatic self-test function True RS-232 communication interface SNMP adapter slot(optional) SNMP network management card (optional) Highly efficient design to save more energy Low heat dissipation for long time operation Ensure total reliability to work under the worst operation conditions Long time backup models available. 3. Protection against: Power surges Power sags High voltage spikes Electrical line noise Switching transients Brownouts Frequency variation Blackouts 4. Parameters: Power Capacity (VA/W) 1KVA/0.7KW 2KVA/1.4KW 3KVA/2.1KW inputvoltage: 120VAC frequency:50Hz or 60Hz ¡À8% power factor:above 0.98 output voltage:120VAC/230VAC¡À2% Waveform Type: pure sine wave LED display Operation mode(online,battery,bypass),battery capacity,load watt RS232 port for remote operation noise: less 45dB Relative Humidity:90% weight:7~14KG Dimen: 400X145X220mm or 455X195X330. Each one for carton or wood case pack weight:7~14KG Dimen: 400X145X220mm or 455X195X330.