The electric power delivery system holds significant significance in facilitating social development and ensuring the efficient functioning of modern industrial plants. It is imperative to have appropriately designed electrical systems in place to ensure optimal availability, reliability, quality, and efficiency, even in the presence of various types of disturbances imposed upon it.

Course Objectives:

This course is designed to give the skills and knowledge necessary for planning maintenance activities in the Electrical Power Industry in accordance with international standards and also gives the engineers or technicians a greater understanding of maintenance procedures post-installation.

Who Should Attend?

This five-day program is a single and comprehensive training package that involves a combination of formal lectures, practical exercises, demonstrations, and written exercises.

Course Outlines:

Overview Distribution systems & Different configurations

Review Electrical Fundamentals.
Introduction & Overview of Electrical power Distribution networks.

Electrical Equipment Testing & Maintenance

Insulation Testing
Insulation Resistance Testing
Components of DC Leakage Current
Polarization Index
DC Hi-Pot Test
Insulation Power Factor
What is a Partial Discharge
Measuring Partial Discharge Activity
PDA Curves

Distribution Transformers: Theory, Testing & Maintenance

Transformer theory. Transformers' main functions and classification.
Transformer vector groups. Transformer losses & efficiency.
Parallel operations.
Power transformers and safety.
Special design transformers (k-factor).
Transformer Neutral Point Earthing.
Oil & Dry type.
Power transformer oil tests and oil quality.
Power transformer electrical tests: criteria & applicable standards.
Pole mounting & pad mounting transformers.
Transformer Maintenance - Insulation Testing, High Potential Testing, Turns Ratio Testing, Polarity Testing, Power Factor, Excitation Current, DC Winding Resistance, Insulating Fluid Dielectric, & Dissolved Gas Analysis.
Transformers and Relaying - Transformer Faults, Differential Relaying.

Medium Voltage Switchgear

Load currents and fault currents
Switchgear capabilities and ratings
Types of switchgear manufactured today and their applications
Comparison of different types of insulation methods (air, oil, vacuum, sf6)
Advantages and disadvantages of different types of medium voltage switchgear
Future trends

Switchgear Testing, Maintenance & Failure Analysis

General breaker maintenance
Insulation resistance
Contact resistance tests
Time travel motion tests
Mechanical checks
CT & VT testing
SWGR Inspection and testing
Maintenance intervals
Preventative maintenance

Grounding/Earthing & Bonding Systems

Purpose & Grounding theory,
Types of test equipment, Inspection & Testing.

UPS, Chargers & Batteries – Maintenance & Tests

Safety Policies & Electrical Hazards

Electric Shock: Nature, effects, and Protection
Hazardous associated with electrical equipment
Electrical hazards to human
Arc Flashing hazards (IEEE 1584)
Incident energy & Relevant categories
Boundary distances/approaches
Labeling
PPE & Arc Flash PPE
Approved & Standard organizations

Filters