Distribution Transformers-Operations and Maintenance

This course is designed to enable participants to:

• Describe the operation of a distribution transformer.
• Explain different types of transformers.
• Special transformer under harmonics.
• Explain the testing performed on a distribution transformer.
• Describe the operation of load tap changers.
• Describe the types of preventive maintenance performed on a distribution transformer

COURSE CONTENT 

• Transformer theory.
• Transformers main functions and classification.
• Transformer vector groups.
• Transformer losses & efficiency.
• Parallel operations.
• Power transformers and safety.
• Operation transformers in a power system.
• Special design transformers (k-factor).
• Transformer Neutral Point Earthing.
• Power transformer protection.
• Auto-transformers.
• Power transformer oil tests and oil quality.
• Power transformer electrical tests: criteria & applicable standards.
• Pole mounting & pad mounting transformers.
• Preventative maintenance on power transformers.

FOR WHOM:

Works, Services and Maintenance Personnel

TRAINING METHODOLOGY

The training methodology combines lectures, discussions, group exercises and illustrations. Participants will gain both theoretical and practical knowledge of the topics. The emphasis is on the practical application of the topics and as a result participant will go back to the workplace with both the ability and the confidence to apply the techniques learned to their duties.