Wright and Newbery?s classic guide to the world of electric fuses has now been substantially revised and remains the comprehensive reference work on the subject. This third edition includes aspects which have arisen since the second edition including the following: the further analysis of pre-arcing and arcing behaviour, retrofitting of expulsion fuses with automatic sectionalising links, developments in chip fuses and automotive fuses, application information on benefits of fuses, IGBT protection; arc flash and power quality, an update on national and international standards and inclusion of glossary of terms.