主要特点：
纯正弦波在线UPS 1-3kVA
2.防止所有类型的电源问题
3. LCD / LED显示屏UPS（可选）
零转移时间
rs-232
真正的在线双转换技术，具有先进的微处理器控制
B.在线UPS具有高频技术的宽输入电压范围
零转移时间
D.在线UPS防止所有类型的电源问题
E.在线UPS在启动时进行自检
F.现场布线故障警告
G.电池上电功能
H.在线UPS具有智能RS232通讯接口
智能插槽可用
密封酸性电池，在线UPS中的免维护电池

Main Features:
1. Pure sine wave online UPS 1-3kVA
2. Protection against all type of power problems
3. LCD/LED display UPS (optional)
4. Zero transfer time
5. RS-232
A. True on-line double conversion technology with advanced microprocessor control
B. Online UPS has the wide input voltage range with high frequency technology
C. Zero transfer time
D. Online UPS protect against all type of power problems
E. Online UPS has the self test while start
F. Site wiring fault warning
G. On-battery power-on function
H. Online UPS has the smart RS232 communication interface
I. Intelligent slot available
J. Sealed acid battery, free-maintenance battery in online UPS