This best–selling text has been revised to reflect the requirements of the 17 th Edition of the IEEWiring Regulations (BS 7671: 2008). It includes essential information on the new rules applied to special installations or locations, such as bathrooms, swimming pool locations, camping/caravan sites, marinas, exhibition and show locations, solar photovoltaic power supply systems, and floor and ceiling heating systems, amongst others. It presents clear explanations on inspection, testing, certification and reporting, test instruments and test methods, as well as covering: electricity, the law, standards and codes of practice; assessment of general characteristics; protection against electric shock, thermal effects, overcurrent, undervoltage and overvoltage; isolation and switching; the common rules of equipment selection; switchgear, protective devices and other equipment; wiring systems (including the external influences...