【摘要】 针对低压供电系统中性线故障问题，分析了中性线（Ｎ或ＰＥＮ线）断线对电气设备及人所造成的危害，并论述了实际中对此类故障如何进行防范及保护措施。更多还原

【Abstract】 As for neotral wire fault of how voltage Power Supply System,this paper analyzes that fault of neutral wire Suapped malce a harm of which are electricity equipment and Person and expound low this fault are prevented and protected.更多还原