Construction, Installation and Maintenance of a Transformer

Upon completing this Construction, Installation and Maintenance of a Transformer course successfully, participants will be able to:
• Understand the fundamental tasks of a transformer
• Identify the different types of transformers and how to install and maintain each of them
• Describe special transformers and their components and materials
• Determine cooling schedules of transformers, performance and other factors
• Diagnose transformer faults and employ proper protection, operation and factory acceptance test (FAT)
• Understand and calculate voltages and currents
• Practice how to perform a polarity test on a potential transformer
• Troubleshoot and examine power transformers in a professional manner
• Discuss the basic concepts of transformer covering the main electric parameters and laws, the job of transformers in power systems, principles, guidelines and voltages
• Install, test and commission transformer efficiently
• Conduct routine inspections and diagnostic assessments to improve life expectancy
Course Content
BASIC CONCEPTS
• Electric Parameters and Regulations
• Magnetism and Electromagnetism
• Lenz & Faraday’s Theories
• Single and Three-phase Circuits
• Basic Transformer’s Theory
• The Function of Transformers in Power Systems
• Principles and Regulations
• Applications
TRANSFORMER COMPONENTS
• Transformer Materials
• Cooling of Transformers
• Transformer Performance
• Vector Group
• Voltage Regulation
• Transformer Errors & Protection
• Types of Faults (Oil & Insulation, Windings, Overloads, Overheating)
• Types of Protections (Built-on, Differential, Overcurrent, Restricted Earth Fault, Overload, Fire)
• Surge Arresters
• Types of Tests (Factory Acceptance Tests (FAT), Type Tests, Routine Tests)
APPLICATIONS
• Instrument Transformers
• Distribution Transformers
• Power Transformers
• Special Purpose Transformers
ACCESSORIES
• Overcurrent Protection
• Instrumentation
• Pressure Relief Devices
• Tap-Changers
BASIC TRANSFORMERS THEORY
• DC and AC Power Circuits
• Reactive Circuits
• Principles of Transformers
• Three-Phase Power
TRANSFORMER INSTALLATION
• Transformer Installation & Testing
• Mountings (Floor Mounted, Pad-Mounted, Pole Mounted)
• Oil Preservation Basin
• Neutral Grounding
• Earthing and Bonding
• Transport and Management
MAINTENANCE OF TRANSFORMERS
• Glitches and Failures
• Transformer Maintenance
• Maintenance of Transformer Types (Small, Dry-Type, Liquid-Filled)
• Scheduled Inspections & Diagnostic Evaluation
• Precautionary Maintenance & Inspection
• Visual Inspection
• Power Factor Insulation Testing
• Transformer Turns Ratio (TTR)
• Insulation Resistance
• Insulation Power Factor
• Site Acceptance Tests (SAT)
• Oil Analysis & Trials
SAFETY AND ELECTRICAL EQUIPMENT
• Electrical Dangers
• Safety Issues relating to High Voltage Apparatus
• Personal Protective Equipment (PPE)
• Electrical Safety Appraisal

Methodology
The training methodology integrates lectures, interactive discussions, collaborative group exercises, and illustrative examples. Participants will acquire a blend of theoretical insights and hands-on practical experience, emphasizing the application of learned techniques. This approach ensures that attendees return to their professional environments equipped with both the competence and self-assurance to effectively implement the acquired skills in their responsibilities.

DATE:

1ST BATCH:        18th – 21st Feb, 2025    

2ND BATCH:       29th July – 1st Aug,2025