Course Details

This course is appropriate for a wide range of professionals but not limited to:

• Utility Protection Engineers
• Industrial Plant Electrical Engineers
• Substation and Field Technicians
• Maintenance and Testing Specialists
• Consulting Electrical Engineers

• Expert-led sessions with dynamic visual aids
• Comprehensive course manual to support practical application and reinforcement
• Interactive discussions addressing participants’ real-world projects and challenges
• Insightful case studies and proven best practices to enhance learning

By the end of this course, participants should be able to:

• Explain the core principles of reliable and selective protection systems accurately.
• Differentiate protection requirements between utility and industrial networks effectively.
• Apply various overcurrent and distance protection schemes successfully.
• Design and coordinate relay settings for common industrial and utility equipment reliably.
• Analyze fault conditions using modern software and symmetrical component methods.
• Commission, test, and troubleshoot digital protective relays safely and correctly.

DAY 1

Fundamentals and Utility Protection

• Welcome and Introduction
• Pre-test
• Power system protection fundamentals and criteria
• Symmetrical components and fault calculation methods
• Principles of primary, backup, and zone protection
• Utility transmission line protection schemes
• Utility distribution feeder protection methods
• Instrument transformers (CTs/PTs) in utility applications

DAY 2

Industrial Network Protection and Coordination

• Characteristics of industrial electrical networks and fault levels
• Protection of industrial motors and motor control centers (MCCs)
• Protection for industrial generators and co-generation schemes
• Protection of step-down and unit auxiliary transformers
• Arc flash hazard analysis and mitigation techniques
• Coordination studies between utility and industrial relays

DAY 3

Overcurrent and Earth Fault Protection

• Review of overcurrent relay characteristics (IDMT, definite time)
• Setting calculations for instantaneous and time overcurrent relays
• Coordination principles for radial industrial and utility feeders
• Principles of residual and restricted earth fault protection
• Grounding methods and their impact on earth fault protection
• Use of directional overcurrent relays in meshed systems

DAY 4

Advanced Equipment and System Protection

• Differential protection principles for transformers and generators
• Application and setting of distance relays in utility systems
• Protection of busbars using high and low impedance schemes
• Load shedding and under-frequency protection schemes
• Principles of breaker failure protection
• System stability and out-of-step protection fundamentals

DAY 5

Commissioning, Troubleshooting, and Modern Relaying

• Modern digital relays features and programming languages
• Substation automation and the IEC 61850 standard
• Hands-on relay testing methods: secondary current injection
• Commissioning procedures and common relay setting errors
• Troubleshooting protection system maloperations and trip events
• Post-test
• Certificate ceremony