SPECIALIZED SERVICES
IN ELECTRICAL TRANSFORMERS
Technical assistance and transformer diagnostics
✔ Inspection of accessories.
✔ Inspection and mechanical testing of the transformer containment elements.
✔ Leak inspection.
✔ Basic and special electrical testing.
✔ Supervision and support during the installation and commissioning process of the equipment.
✔ Oil sampling for DGA (Dissolved Gas Analysis) and FQ (Physicochemical) analysis.
Preventive maintenance for transformers
✔ Regeneration of dielectric oil (hot and cold).
✔ Thermal vacuum treatment of dielectric oil (hot and cold).
✔ Passivation and inhibitor addition (hot and cold).
✔ Leak correction.
✔ Metal-mechanical corrections and painting.
✔ Minor repairs to the active part.
Predictive maintenance
✔ Performing routine electrical tests.
✔ Oil sampling for laboratory analysis.
✔ Interpretation of test results.
Corrective maintenance for transformers
✔ Transformer oil replacement.
✔ Support for customers in post-failure situations.
✔ Leak correction.
✔ Transformer drying process.
✔ Disassembly, transportation, and assembly of the transformer.
Assembly of electrical transformers
✔ Assembly of accessories on the transformer.
✔ Vacuum process.
✔ Transformer filling process.
Inspection and maintenance of on-load (OLTC) and off-load (DETC) tap changers
✔ Inspection.
✔ Review.
✔ Maintenance and parts replacement.
✔ Work performed by qualified and experienced personnel.