Three-Phase Transformer Course
This course equips you with comprehensive knowledge to master three-phase transformers from 33 kV to 132 kV. Delve into design principles, vector groups, sizing calculations, protection schemes, one-line diagrams, and field testing procedures. Build the confidence to specify, commission, and operate substation transformers safely and efficiently, ensuring optimal performance and reliability in power systems.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain hands-on expertise in selecting, sizing, connecting, protecting, and commissioning three-phase transformers rated 33 kV to 132 kV. Master essentials like power system basics, vector groups, tap changers, fault analysis, one-line diagrams, relay coordination, and on-site testing to confidently design, specify, and manage safe, reliable transformer systems in substations.
Elevify advantages
Develop skills
- Size three-phase transformers using MVA, kV, and current formulas for real-world applications.
- Interpret substation one-line diagrams, including symbols, power flow, and switching paths swiftly.
- Select and configure vector groups with delta or wye connections for grounding, fault handling, and harmonics control.
- Set up transformer protection systems, choosing CT/PT ratios, relay settings, and fault thresholds accurately.
- Conduct essential field tests like phasing, polarity, oil analysis, and insulation checks prior to energization.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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