📘 Module 3: Fault and Short Circuit Analysis

3.1 Types of Electrical Faults

• Symmetrical and unsymmetrical faults

• Single line-to-ground, line-to-line, and three-phase faults

3.2 Fault Analysis Techniques

• Sequence networks (Positive, Negative, Zero)

• Calculating fault currents and post-fault voltages

3.3 Protection System Design

• Transformer and line protection schemes

• Relay and fuse coordination

• Protection zones and time-based coordination