Santakups pure sine wave Line interactive UPS 1K-3

Santakups pure sine wave Line interactive UPS 1K-3KVA Descriptions: Full plastic cabinet 1) Advanced PWM technology for inverter output 2) AVR function, inner installed examination circuit for too low or too high voltage of commercial power, can connect with the power generator RS232 Port 3) Low current switch control technology to extend the life of the switch 4) Thermal battery change technology, convenient for the user's to change battery (UPS-500,600va) 5) Inner-equipped charger of constant current and voltage, advanced battery management and low voltage protection system 6) RJ45/11 terminal for telephone, fax, and modem circuit protection 7) Smart RS232 interface for automatic file saving and power off, low voltage of battery examination functions, 8) Special protection against AC/DC overload and short-circuit protection against inversion state with high reliability 9) Seven optional colors of front panel to meet different customer's requirements Features: Full plastic cabinet CPU controlled UPS, suitable for any terminal users RS232 communication port,RJ11,RJ45 Function of automatically switching on or off UPS can be achieved by setting the software of RS232 Automatic Voltage Regulation with wide input voltage 145 to 285V AC Provided with overload, short circuit, over voltage and under voltage protections Alarm warning system for overload and under voltage Automatic charging Input voltage range: 145 to 280V AC, Output voltage range: 190 to 245V AC, Input frequency: 65Hz Output frequency: 177; 5Hz Wave form: PWM Transfer time: 6ms Quantity of battery: 12V/7.5Ah x 1 Charging period: 8 to 12h Package: Gift box Size: 365 x 195 x 85mm Quantity/export carton: 4 Dimension/carton:400 x375 x 460