Installations & Repairs

Testing & Assessments

Site Untanking

Repairs extend the life and improve the reliability of transformers, Reactors, and other high voltage equipment. We service up to 800MVA 400kV units. Our Services Capability include:

  • Installation, Commissioning, of new transformers.
  • Re-locations and Re-installations.
  • Cleaning, Inspection, PM’s of fans, & pumps.
  • Replace/install bushings, pumps, fans and radiators.
  • Re-gasketing, Leak Repairs.
  • Oil Vacuum Filling, Filtration, & Regeneration.
  • On Load Tap Changer servicing.
    Top Cover welding to stop leaks.
  • Gauge Replacement and Calibration.
  • Cleaning and Painting.

we provide all field substation transformer testing, These tests can be done to commission new or relocated units, for routine maintenance or condition assessments:

  • Power Factor for Windings & Bushings.
  • Surge Arrester Test.
  • Core Megger, Turns Ratio, SFRA.
  • Winding Resistance & Excitation.
  • CT Ratio, Polarity and Saturation.
  • Thermal Scans.
  • Oil Chemistry, DGA, & Degree of Polyermization.
  • Calibrate Bucholz relays & PRD.
  • Life Assessments.
  • Training.

Why Move Your  Transformer to the Factory
When we Bring the  Factory to Your Site.

When a transformer have a defect which require Un-tanking to repair the active part then the transformer need to be moved to a workshop, moving the transformer to the workshop consumes time, cost and involves high risk/challenge during transportation.

Our Site Repair Shop is a tailor made sealed enclosure pressurized with filtered dry air to provide safe environment to the active part by avoiding moisture ingress, pollution by alien particles and prevent damages from rain, hailstone, sand and snow. We can replace defective winding coils, repair OLTC, On-site drying process, and On-site High voltage testing.

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