We have all of the related means and skills necessary to assist our clients with any maintenance operations during the operational phase, and these services are available throughout the world.

Maintenance on transformers of all brands, either core or shell. All types of intervention on :

• Accessories (bushings, pumps, protections, etc.);
• Basic functions (load adjuster, refrigeration, etc.);
• Reconditioning of transport and transfer to a new site; and,
• And many other maintenance operations.

We maintain a permanent stock and a catalogue of more than 10,000 items, that enables us to guarantee the adaptability of new accessories to our oldest transformers.

We have cutting-edge expertise and technology that enables us to carry out in-depth analysis and diagnosis using the strictest criteria in the industry.

• Di-electric rigidity;
• Water content;
• Colorimetry;
• Acidity index.

Gathering of oil samples and completing analysis of the amount of dissolved gas using gas phase chromatography.

• Analysis of sediments (in the event of mud);
• Analysis of metals (high-temperature hotspot);
• Counting of particles (for a transformer > 400 KV);
• Degree of paper polymerization;
• PCB detection;
• Furan Derivatives.