Generator Protection : Protection of generators against stator faults, Rotor faults, and abnormal conditions. Static relays : Static relays versus electromagnetic relays. Universal torque equation, Distance relays : Impedance, Reactance and mho and offset mho relays, Characteristics of distance relays and comparison. Electromagnetic and Static Relays : Principle of operation and construction of attracted armature, Balanced beam, Induction disc and induction cup relays. Circuit Breakers - 2 : Description and operation of following types of circuit breakers : Minimum oil circuit breakers, Air blast circuit breakers, Vaccum and SF6 circuit breakers.