欧美中亚洲中文日韩|国产成人a区在线观看|亚州精品毛片一区区三区|国产精品白浆无码流出视频|又爽又黄又好看的免费视频|起碰免费公开97在线视频|国精品无码一区二区三区免费|最新无码国产在线视频9299

February 07(Friday) , 2025

Customer / 客戶服務(wù)

username:
password:

Power Professional D

PositionHome > Customer > Power Professional D

Input Frequency Range

發(fā)布時(shí)間: 2010/04/07 人氣 :1842
·Input Frequency Range
Grid standard frequency in our country is 50Hz. UPS allows the mains frequency to have a certain degree of variation. UPS synchronously tracks the mains frequency within this range, and stabilize output within its self-frequency.

 

?