Repair Services
Power Transformer Repair and Maintenance
We provide on-site maintenance, repair, and emergency services for power transformers, including scheduled preventive maintenance, diagnostics, and technical condition assessment.
Vacuum degassing treatment of transformer oil
Electrical measurements and evaluation of results



- Диагностика на трансформатори.
- Отстраняване на течове на масло – Подмяна на уплътнения.
- Inspection and replacement of protection and signaling equipment (bushings, relays, thermometers, level indicators)
- Repair and replacement of cooling systems
- Oil treatment (degassing, drying, and filtration)
- Supply of treated transformer oil and topping up of oil-filled transformers
- Filling of oil-filled transformers in accordance with manufacturer and client requirements
- Thermo-vacuum drying of the active part
- Cleaning and restoration of anti-corrosion coating
- Oil sampling in accordance with IEC 60475, laboratory testing, and analysis of results
