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EPE4162: Power System Protection and Switchgear
Semester II
- Electric energy is needed for lighting, heating, domestic appliances, industrial electrical machinery and electrical traction
- it is desirable to protect the power system from harm during the fault conditions and ensure maximum continuity
- Devices must be provided to switch on or off generators, transmission lines, distributors and other equipment under both normal and abnormal conditions
- This is achieved by an apparatus called switchgear essentially consists of switching and protecting devices such as switches, fuse, circuit breakers, relays, etc