Relay protection and automation of electrical systems . Calculation of relay protection of objects of electric power system", written under the editorship of Y. A. Ershov, is a unique and in-depth study devoted to one of the most important topics in the field of electricity. This publication will be an indispensable assistant for both students studying electrical engineering and practicing engineers seeking to deepen their knowledge in the field of relay protection and automation. The book examines the key aspects of relay protection, which are the basis for the safety and reliability of electrical systems. The author's team offers readers a detailed analysis of the principles of relay protection, as well as methods of calculation and design of protective devices . An important element of the book is the attention to modern technologies and innovations in the field of automation, which makes it relevant for specialists working with the latest control systems. Who can like this edition? First of all, it will be useful for students of technical universities studying at the faculties of electricity and electrical engineering . The book will also be of interest to graduate students and young professionals who are just beginning their journey in this challenging but fascinating field. Practicing engineers and technicians will find in it valuable recommendations and relevant solutions to improve the efficiency of their systems. In general, the book is suitable for everyone who is interested in the reliability and safety of electric power facilities. The topics raised in the book cover a wide range of issues, including the principles of relay protection, methods of its calculation, as well as modern approaches to automation of electrical systems. The author's team focuses on the importance of the correct choice of protective devices and their settings, which directly affects the safety and efficiency of electric power systems. The book also touches on the integration of relay protection with modern control and monitoring systems, which makes it especially relevant in the context of the rapid development of technology. The author's style and approach to the presentation of the material make reading the book fascinating and accessible. Ershov and his team use clear and understandable language, which allows even complex technical aspects to be explained simply and clearly. There are many illustrations, diagrams and examples in the book, which helps the reader to better absorb the material and apply it in practice. This publication is not only informative, but also visually attractive, which makes it convenient for use in the educational process. If you are looking for books on relay protection, automation of electrical systems or the electric power industry, then this publication will be a real find for you. It will not only increase your knowledge, but also help you become a more confident specialist in your field. The book “Relay protection and automation of electrical systems” is not just a textbook, it is a whole world in which you can immerse yourself by studying the subtleties and nuances of the operation of electrical systems. In conclusion, "Relay protection and automation of electrical systems. Calculation of relay protection of objects of electric power system" is an important contribution to the literature on electric power industry, which will be useful for both beginners and experienced specialists. Do not miss the opportunity to enrich your knowledge and skills by immersing yourself in this fascinating and necessary topic.