Abstract. The article discusses aspects of the feasibility and safety of the participation of employees and employees of the state fire service in extinguishing devices and electrical installations operating under voltage. A detailed analysis of accidents and fires at generating, transforming, distributing and consuming electricity facilities was carried out. Reasoned arguments are presented in detail in favor of the relevance of studying electrical safety and the effectiveness of extinguishing class E fires by fire brigade personnel. The dynamics of changes in electricity and power consumption across the UES of the world have been studied.