Responsive image

LEA-007: Distribution Transformers - Fundamentals and Operation

The course is certified by SIEMENS and consists of the following:

Training Objectives
The course supplies a fundamental understanding of a transformer. Presentations, training exercises and experiments carefully illustrate the characteristic properties of transformers, examples on distribution transformers (DT).

Target Audience
Employees who would like to be informed about general knowledge of functionality and operation of a transformer.


  • Fundamental knowledge of electrical engineering.
  • Fundamentals of DC circuits.
  • Fundamentals of AC circuits.
  • Fundamental knowledge of measurement for electrical variables.

Duration 2 days

Main features

  1. General transformer overview
    • Transformers and reactors in transmission and distribution networks
    • Transformer standards
    • Transformer technology:
      • Electrical fundamental design, explained on a single phase
      • Transformer, measuring and calculation voltage ratio
      • Introduction to 3-phase transformers
      • Mechanical design of power transformers
  2. Transformer components
    • Voltage regulation with tap changers
    • External connections
    • Introduction to cooling equipment
    • Overview control and protection devices
  3. Transformer in service
    • Introduction to safety policies
    • Transport and checking after delivery
    • Overview of electrical measurements during commissioning
    • Maintenance:
      • Condition assessment and on-site diagnostics
      • Oil regeneration and drying
Monday, February 2, 2015

Book This Course