Electrical Substation Maintenance Course
Gain expertise in substation and transformer upkeep using established testing methods, secure switching techniques, on-load tap changer servicing, oil analysis diagnostics, and efficient load shifting. Develop the assurance to avoid failures, minimise outages, and ensure high-voltage systems run reliably and smoothly.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This course equips you with hands-on skills for planning and carrying out safe, effective maintenance on transformers in substations, keeping disruptions to the power network low. You'll cover OLTC maintenance, relay testing, dissolved gas analysis, thermal imaging, fault identification, along with safe switching practices, lockout-tagout procedures, permits, and service restoration steps. Follow clear, step-by-step guides to improve reliability, reduce downtime, and make solid decisions on site.
Elevify advantages
Develop skills
- Transformer upkeep planning: implement reliable preventive schedules and testing periods.
- Protection system testing: confidently conduct relay, current transformer, potential transformer, and SCADA evaluations.
- Diagnostic assessments: perform DGA, partial discharge, insulation resistance, and thermal imaging for quick issue spotting.
- Secure switching tasks: carry out LOTO, earthing, and 132/33 kV isolation processes.
- Load shifting methods: transfer demand and reinstate supply with little effect on the grid.
Suggested summary
Before starting, you can change the chapters and the 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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