备用电源自投装置设计、应用的若干问题作者:佚名文章来源:不详点击数: 857更新时间:2006-5-18 备用电源自投装置设计、应用的若干问题郑曲直,程颖(昆明供电局,云南昆明)Asummarization on design and application of backup power switchover unitZHENGQuzhi,CHENGYing(Kunming Power Supply Bereau in Yunnan Pronvince,Kunming ,China) Abstract:This paper studies severalproblems on design and application of backup power switchover unit,gives some principles ofthe designandthe application ofbackup power switchover unit,such as design of