十八禁啪啪无遮挡网站,午夜dv内射一区二区,china贵州少妇video,国产日产亚洲系列最新

July 28(Monday) , 2025

Customer / 客戶服務(wù)

username:
password:

Power Professional D

PositionHome > Customer > Power Professional D

On-line Interactive UPS

發(fā)布時間: 2010/02/23 人氣 :1921
·On-line Interactive UPS
The special circuit architecture is bi-lateral converter and AVR(auto voltage regulation), The bi-directional have the features of charger and DC / AC, this charger is similar to the quick-charge device which can reduce charging time from 7 to 8 hours to 2 ~ 4 hours, so the efficiency is higher than general charger. In the AVR , a transformer with Boost and Buck features, when the microprocessor detects the voltage is low, AVR will automatically switch to boosting coil using of relay, otherwise, achieve a stable output voltage through this way.
?