自动转换开关选用及型式试验中常见问题分析

Selection of automatic transfer switching equipment and analysis of common issue in type test

结合市场上常用双电源产品的一些特性,对双电源产品的结构和基本原理进行了分析,阐述了PC级、CB级、CC级双电源的典型区别和适用场合和选择的方法,通过对双电源转换开关产品型式试验的方法,解析产品试验失败的原因和解决办法。

Combing the characteristics of common dual power in market, the product structure and basic principle are analyzed in detail. The typical difference, applicable occasion and selection methods between PC, CB, CC class dual power are demonstrated. The failure reason and settlement are also proposed.