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| Introduction |
Power System Components |
Why Protect? |
Relaying basics |
Circuit Breakers |
Primary and Backup relaying |
Types of Electromechanical Relays |
Microprocessor Relays |
Properties of Alternating Current |
Introduction to Symmetrical Components |
Current Transformer |
Potential Transformers |
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| Feeder Protection |
Protection elements |
Relay coordination |
Phase TOC (51) |
Phase IOC (50) |
Ground Relaying |
Instructor led Lab exercises |
Fault simulation |
Event Log |
Oscillography |
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| Busbar Protection |
Bus protection elements |
Bus protection requirements |
Bus protection schemes
- High Impedance
- Linear Couplers
- Interlocking
- Unrestrained Differential
- Percent Differential
- Low Impedance microprocessor-based |
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| Transformer Protection |
Transformer theory |
Transformer protection elements
- Current Transformer Percent
- Differential
- 2nd harmonic inhibit
- 5th harmonic inhibit
- Volts/Hz
- Sudden Pressure change detection |
Instructor-led Lab exercises |
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| Line Protection |
Introduction to Transmission Lines |
Distance protection theory |
Stepped Distance |
Zone 1 Extended |
Pilot Aided schemes: DUTT, PUTT, POTT,
HYBRID POTT, Directional blocking |
Power Swings |
Line Current Differential protection |
Instructor led Lab exercises |
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| Motor Protection |
Induction Motor theory |
Motor Thermal Modeling |
Short Circuit |
Ground Fault |
Stator Differential |
Single phase protection |
Under and Overvoltage |
Locked Rotor protection |
Acceleration timer |
Starts per hour |
Time between starts |
Bearing protection |
Instructor led Lab exercises |
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| Generator Protection |
Generator Protection |
Generator Protection elements
- Stator Differential
- Neutral Displacement
- 3rd harmonic
- Loss of excitation
- Accidental Energization
- Low Forward Power
- Reverse Power |
Instructor-led Lab exercises |
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