This new edition of EIS: Maintaining Electrotechnical Systems from the highly successful Electrical Installation Series covers all the information required to complete the Maintaining Electrotechnical Systems unit as part of the Level 3 Diploma for City and Guilds (2357) and EAL equivalent qualifications. The nine studybooks are endorsed by The Electrical Contractors Association (ECA) and cover all core Level 3 S/NVQ Diploma units and are mapped to the SummitSkills National Occupational Standards. The modular, hands-on approach is designed to clearly explain all the key concepts so learners gain all the necessary theoretical and practical skills required for each unit. The expert author team brings a wealth of industry knowledge and experience to each publication all brought to life by full-colour diagrams, images and photographs. Students can use one book per unit as a complete study resource to support learning in the classroom, at work and for personal study at home. These spiral bound, write-in studybooks are the ideal course companion for any aspiring electrician.

Chapter 1 Safe isolation Chapter 2 Supply systems Chapter 3 Health and safety Chapter 4 Maintenance work procedures Chapter 5 Documentation and documentary procedures

Malcolm Doughton, I.Eng, MIET, LCG has considerable experience in both the electrical contracting industry and further education and training. He is currently managing director of an electrical consultancy and training company John Hooper spent many years teaching a diverse range of electrical and electronic subjects from craft level up to foundation degree level. Prior to lecturing he had a varied career in electrical engineering and electrical installations.