Line-Interactive USV 1000VA / 1200VA

Line interactive UPS 1000VA/1200VA: Descriptions: 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 USB port or 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-550A/B, 550CA/CB) 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, etc. (only for Model "B") 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 Technical specifications: Model