EA280

Offline UPS 800VA LED 480 W short backup, plastic casing, with 2 output sockets

• Microprocessor-based digital control
• Boost and buck AVR for voltage stabilization
• Auto sensing frequency
• Wide input voltage range
• Power-on self test
• Cold start
• Auto restart when mains power is restored
• Auto track mains phase to ensure that inverter output voltage has same phase with utility voltage, reducing transfer time and peak surge
• Intelligent battery management: battery temperature compensation to extend the battery life; three-stage charging to shorten recharge time
• Short circuit, battery overcharge / overdischarge, overload, surge protections
• Automatic charging in OFF mode
• Optional no-load shutdown
• Optional RS232 / USB communication port and RJ11 / RJ45 protection
• Unattended safety shutdown: system alarm and auto Power-On / Off by RS232 or USB interface communicating with PC