Electrical Substation Maintenance Course
Master transformer and substation maintenance using proven tests, safe switching procedures, OLTC and oil diagnostics, and effective load transfer techniques. Gain confidence to prevent faults, reduce outages, and ensure high-voltage networks remain reliable and efficient. This course equips you with practical skills for safe, efficient substation operations minimising downtime.

from 4 to 360h flexible workload
certificate valid in your country
What will I learn?
Gain practical skills in planning and executing safe, efficient transformer maintenance with minimal network disruption. Master OLTC servicing, relay testing, DGA, thermography, fault recognition, switching, LOTO, permitting, and return-to-service procedures through concise, step-by-step lessons that enhance reliability and support field decisions.
Elevify advantages
Develop skills
- Transformer maintenance planning: apply proven preventive routines and test intervals.
- Protection testing mastery: perform relay, CT/PT, and SCADA checks with confidence.
- Diagnostic testing skills: run DGA, PD, IR, and thermography for fast fault detection.
- Safe switching operations: execute LOTO, grounding, and 132/33 kV outage sequences.
- Load transfer strategies: shift demand and restore service with minimal network impact.
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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