Transformer Operational Principles , Selection & Troubleshooting
Power and distribution transformers are among the most important and most expensive components of power systems, their failure can be very costly and dangerous for other major equipment and personnel alike besides imposing extraordinarily high costs on the electrical installation.
Electrical & Power Engineering · 5 Days · Public · Al-Khobraa certified · From USD 4,500
Learning Objectives
- Describe the various classifications and types of transformer
- Appreciate the importance of transformer maintenance
- Analyze the various transformer test results
- Classify the transformer cooling methods
- Recognize the merits of transformer designs
- Understand the principles of operation and construction of the various types of transformer
- Identify the different components in the transformers
- Appreciate the testing and maintenance procedures for transformers
- Be familiar with construction of the transformer, transformer winding connections and cooling systems
- Recognize the effects of transformer off-load and on-load tap changers
- Comprehend site acceptance tests for newly installed transformers
Who Should Attend
This course is designed for electrical engineers, maintenance technicians, electrical supervisors, and other professionals seeking to strengthen their capability in this area.
- Electrical Engineers
- Maintenance Technicians
- Electrical Supervisors
- Engineering Professionals
- Managers of the electrical engineering department
Course Outline
Day 1 — Introduction, General Principles, and Classification
- General classification and types of transformer
- Transformer windings, the interconnection of windings and tertiary windings
- Parallel operation of transformers and paralleling requirements
- Standards for transformers, types, and requirements
Day 2 — Transformer Constructional Details
- Transformer oil, characteristics, oil oxidation, and breakdown voltage
- Effect of oil expansion, breathing action, Buchholz relay, explosion vents
- Instrument transformers
- Transformers for Industrial Applications
Day 3 — Transformer Features and Thermal Performance
- Thermal performance and cyclic rating of transformers
- Transformer electromagnetic forces radial and axial
- Transformer winding and core construction
- Transformer tanks, radiators and tank Losses
Day 4 — Transformer Operation and Maintenance
- Distribution voltage adjustment, off-load and on-load tap changing
- Earth fault and over-current protection of distribution transformers
- Transformer components maintenance
- Condition-based maintenance for transformers
Day 5 — Transformer Testing and Troubleshooting
- Troubleshooting transformer faults
- Site acceptance tests
- Transformer routine tests
- Measurement of winding resistance and voltage ratio
Accreditation
Al-Khobraa certified. On completion delegates receive an Al-Khobraa certificate of achievement.
Dates & Venues
| Dates | Venue | Delivery | Duration | Fee (USD) |
|---|---|---|---|---|
| December 14–18, 2026 | Accra, Ghana | Public | 5 days | 4,500 |
| May 23–27, 2027 | Dubai, UAE | Public | 5 days | 3,900 |
| October 10–14, 2027 | Dubai, UAE | Public | 5 days | 3,900 |
| November 28 – December 2, 2027 | Dubai, UAE | Public | 5 days | 3,900 |
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Frequently Asked Questions
What do Al-Khobraa electrical and power engineering courses cover?
The portfolio covers power generation, transmission and distribution, low- and high-voltage systems, power system protection and relay coordination, switchgear and transformers, motors and drives, SCADA and smart grids, and electrical safety and arc-flash control.
Who should attend an electrical or power engineering course?
These courses suit electrical engineers and technicians, substation and grid operators, protection and control specialists, maintenance supervisors, plant and facilities engineers, and utility or contractor staff working on generation, transmission or distribution assets.
How long are electrical and power engineering courses, and where are they held?
Most Al-Khobraa electrical and power engineering courses run over 5 days. The exact duration, dates and city for this course are listed in the dates section on this page. Public sessions run across Saudi Arabia — Riyadh, Jeddah, Al-Khobar, Jubail and Yanbu — as well as regional and international venues, with live virtual classrooms available on request.
What certificate will I receive?
Delegates who complete the course receive an Al-Khobraa certificate of completion, issued by a Saudi-registered training provider. Al-Khobraa also delivers internationally accredited programs; where a course carries an external awarding body such as PMI, CIPS, ILM or IOSH, that body is named on the course's own page.
Can electrical and power engineering training be delivered in-house for our team?
Yes. Any Al-Khobraa electrical and power engineering course can be delivered in-house at your own premises anywhere in Saudi Arabia or the GCC, with the content, dates and language of delivery tailored to your team. Al-Khobraa is an approved HRDF (Hadaf) provider, so eligible Saudi employers can seek training support. Contact us for a quotation.
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