摘要
介绍了配电线路在运行中发生短路、过负荷以及导线或电缆接头处接触电阻过大而引起导线过热、产生火花和电弧引起火灾事故的原因。并针对上述原因 ,提出安全用电 。
This article introduces the causes of the fire accident when electrified circuit is working,e.g. shortcircuit,overload,resistance of line or cable's connection overlarge,which cause line overheat,making sparkle and electric arc. According abovenamed causes,safety and technology measures are brought about to use electricity safety and to prevent fire accident to electrified circuit.