不久前某宿舍一楼正在使用的电灯,突然全部相继烧毁,还损坏了两家电视机的显象管,同时二楼三楼灯光也反常,二楼灯光很暗,三楼灯光刺眼。事故发生后电工逐家进行了检查,所有用户除二楼有一家在事故发生前使用了800W的电炉和500W的电熨斗外,其余各户均未私拉电线。最后在配电柜查出了问题所在,原来是中性线因接头接触不良,经常 Not long ago, the lights on the first floor of a dormitory were all suddenly burned. The tubes of the two televisions were also damaged. The lights on the second floor and the third floor were also abnormal. The lights on the second floor were very dark and the lights on the third floor were dazzling. After the accident, the electrician went home and checked. All users except the second floor had an 800W electric stove and a 500W electric iron before the accident. Finally found the problem in the power distribution cabinet, the original is the neutral line due to poor contact, often