电压互感器极性接错造成变电所失电事故分析

Analysis on Substation Power Off Accident Resulting From Mistakenly Connected Electrode of Potential Transformer

全所失电是变电所电气事故中影响最大的事故之一。通过对典型事故案例进行分析,剖析了事故发生的原因,研究制订了预防削减措施,以达到控制和减少事故的目的。

A whole substations power off is one of the serious accidents in all electrical accidents.After analyzing the case of typical accident and anatomizing the cause of it,some preventive measures are put forward to obtain the goal of controlling and reducing such accidents.