Switchgear and Protection

Chapter No

Title Content Week No

1 Instrument Transformers

1.Current transformers2.Potential Transformers3.Errors in CT and PT4.Solution for Errors

1,2,3

2 Circuit Breakers

1.ARC and ARC interruption theories2.Air Break Circuit Breakers3.Air Blast Circuit Breakers4.SF6 Circuit Breakers5.Vacuum Circuit Breakers6.AutoReclosers 7.Sectionalizers8.Fuses

4,5,6,7

3 Relays 1.Electromechanical Relays2.Static Relays3.Numerical Relays4.Distance Relays5.Differential Relays6.Overcurrent Relays7.TMS and PSM setting of over current Relay for Radial Feeders

9,10,11 , 12

4. Protection 1.Generator Protection2.Transformer Protection3.Transmission Line Protection4.Busbar Protection5.Current Limiting Reactors6.Lightning Arresters and Surge Suppressors

13,14,15