Electrical Power System Protection

Part 1 Fuses: historical background; basic requirements; fuse types and constructions; the behaviour of cartridge fuselinks; the construction of cartridge fuses; semi-enclosed fuses; expulsion fuses; liquid fuses; the applications of fuses; the future. Part 2 Current transformers: historical background; conventional current transformers; linear couplers; current transformers with air-gapped cores; non-conventional current transducers; specifications and testing; the future. Part 3 Voltage transformers: historical background; electromagnetic voltage transformers; capacitor-voltage transformers; recent developments; specifications and testing; the future. Part 4 Overcurrent and earth-fault protection: historical background; relay connections and operation; electronic relays; applications of overcurent, earth-fault and directional relays; the application of directional current-operated relays; current and voltage transformers; standard specifications; the future. Part 5 Current-differential protective schemes: historical background; factors affecting current-differential schemes; the use of biasing features; implementation of schemes. Part 6 The protection of transformers: historical background; the construction and behaviour of transformers; the application of protective schemes and devices to power transformers with two or more windings per phase; the protection of earthing transformers; auto transformers and their protection; the future. Part 7 The protection of rotating machines: historical background; protective devices and schemes; the protection of motors; the protection of alternators; the future. Part 8 The protection of busbars: historical background; busbars; sectionalization; faults on or near busbars; positioning of current transformers and incorrectly protected zones; protective arrangements for busbars; relays used in current-differential schemes; manual and automatic testing; the future. Part 9 The protection of overhead lines and cables by current-differential schemes: historical background; cables and overhead transmission and distribution lines; the application of current-differential protective schemes; the application of current-differential schemes to multi-ended circuits; the application of current-differential schemes to lines and cables terminated with transformers; the future.