Operation And Maintenance of Distribution Transformers
Course Code: EM69
Course Objective
- 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.
Target Audience
- Electrical Engineers
- Supervisors
Course Outline
- The challenge of risk and uncertainty in modern business
- 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.
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