Comprehensive analysis on factors causing electric misoperation in substations and countermeasures ZHU Li1,ANG Hong2 (1.Huaibei Power Supply Co.,Huaibei,Anhui 35000,China; 2.Wuhu Power Supply Co., Wuhu,Anhui 41000,China) Abstract:Factors causing electric misoperation in substations are analyzed both subjectively and objectively.Subjective factors include operation orders,sense of responsibility,work experience and psychic state of operators,while objective factors comprise equipment status,tools,regulations,operating environment and operating time,etc.Precautions against electric misoperation are presented as well. Keywords:substation;electric misoperation;switching operation