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Chapter 1: Commissioning management Chapter 2: Maintenance and fault investigations Chapter 3: Power-system theory Chapter 4: Circuit breakers Chapter 5: The power transformer Chapter 6: Tap change and automatic voltage control Chapter 7: High-voltage pressure tests Chapter 8: Underground cables and overhead lines Chapter 9: Substation power supplies Chapter 10: Current and voltage transformers Chapter 11: Switchgear control systems Chapter 12: Protection and control: general Chapter 13: Overcurrent and earth-fault protection Chapter 14: Distance protection Chapter 15: Unit protection of feeders Chapter 16: Unit protection of substation plant Chapter 17: Generator protection Chapter 18: Intertripping Chapter 19: On-load tests
Keith Harker has spent the whole of his career in the British electrical supply industry. Early appointments were concerned with on-site commissioning and maintenance - spanning distribution, transmission and generation. In recent years he has held senior positions in transmission substation design in both the project management and engineering arms of the National Grid Company, with specific responsibility for commissioning management and associated technical processes.