Relay protection and automation of electrical systems . Relay testing on integrated circuits" edited by Y. A. Ershov is an important and relevant publication for all who are interested in modern technologies in the field of electrical engineering and automation. With the rapid development of energy systems and increasing requirements for their reliability, this work becomes an indispensable tool for both students of technical universities and practicing engineers. The book examines key aspects of relay protection and automation of electrical systems, making it an ideal resource for professionals involved in the design, operation and maintenance of electrical equipment. The authors are deeply immersed in the theory and practice of testing relays on integrated circuits, which allows readers to obtain not only theoretical knowledge, but also the practical skills necessary to work in this field. One of the main topics of the book is the analysis of modern relay protection methods that ensure the safety and reliability of electrical systems. Readers will be able to learn about the principles of operation of various types of relays, their functionality and application in real conditions. Particular attention is paid to relay tests, which is an important stage in the process of their implementation and operation. The book presents modern techniques and technologies that will help specialists to effectively test and diagnose relay devices. The book will be interesting not only for students and graduate students, but also for experienced engineers working in the field of energy, automation and electrical engineering. It will be an excellent addition to the library of any specialist seeking to improve their skills and be aware of the latest trends in the field of relay protection. It will also be useful for teachers who are looking for quality materials for training courses. The writing style of the authors is clear and accessible, which makes it easy to assimilate even the most complex concepts. The book is full of illustrations, diagrams and examples, which makes it not only informative, but also visually attractive. This is especially important for readers who prefer visual representation of information. If you are looking for literature on relay protection and automation, the “Relay protection and automation of electrical systems” will be a real find for you It will not only expand your knowledge, but also help you understand the intricacies of electrical systems In addition to this book, you can pay attention to other works in the field of electrical engineering, such as “Electrical Machines” and “Basics of Automation”, which can also be useful for in-depth study of the topic. Do not miss the opportunity to get acquainted with this unique edition, which will help you become an expert in the field of relay protection and automation of electrical systems. The Book of Y. A. Ershova is not just a training manual, but a real guide to the world of modern technologies, which will open up new horizons and opportunities for you in your professional activities.