By the end of this course delegates will be able to:

• Understand the components and operation of electrical distribution systems.
• Perform routine inspections and maintenance of distribution equipment.
• Troubleshoot common issues to minimize downtime.
• Apply safety standards and best practices for operation and maintenance.
• Enhance system reliability through effective maintenance planning.

• Electrical Engineers and Technicians
• Maintenance Personnel for Distribution Systems
• Plant and Facility Managers
• Professionals involved in utility operations
• Anyone responsible for electrical distribution systems

• Detailed course notes and technical guides
• Practical checklists for equipment maintenance
• Troubleshooting flowcharts and diagnostic templates
• Certificate of Completion

Day 1: Introduction to Electrical Distribution Systems

• Overview of electrical distribution networks
• Components of distribution systems: Transformers, circuit breakers, switches, and busbars
• Distribution system configurations: Radial, loop, and network systems
• Importance of maintenance in ensuring system reliability

Day 2: Distribution Equipment Operation

• Operation principles of transformers, circuit breakers, and switchgear
• Load management and balancing techniques
• Voltage regulation and reactive power management
• Monitoring and control systems in distribution networks

Day 3: Maintenance of Distribution Equipment

• Preventive maintenance strategies
• Transformer maintenance: Oil testing, winding inspections, and cooling systems
• Switchgear and circuit breaker maintenance: Cleaning, lubrication, and testing
• Cable maintenance: Insulation testing and fault location
• Common failure modes and their mitigation

Day 4: Troubleshooting and Advanced Techniques

• Diagnosing faults in distribution systems
• Testing methods: Insulation resistance, continuity tests, and thermographic analysis
• Condition monitoring technologies: Partial discharge, vibration analysis, and online monitoring
• Upgrading and retrofitting distribution equipment

Day 5: Safety Protocols and Compliance

• Electrical hazards in distribution systems
• Personal Protective Equipment (PPE) and safety tools
• Lockout/Tagout (LOTO) procedures for electrical equipment
• Compliance with international standards (e.g., IEEE, IEC, OSHA)
• Practical exercises: Simulating maintenance and troubleshooting tasks
• Course review, Q&A, and final assessment

CDGA attendance certificate will be issued to all attendees completing minimum of 80% of the total course duration.