VA Engenharia relies on experienced, trained and qualified professionals to perform medium and high voltage electrical maintenance, able to serve the entire national territory. Possessing modern equipment necessary for the execution and analysis of the works, with the quality required by the competent agencies and the market.
- Electric Substations / Primary Cabins;
- Preventive and corrective maintenance in primary cabin of simplified strength / conventional - armored / masonry;
- Maintenance and motorization of circuit breaker;
- Physical-chemical analysis in transformer oil;
- Chromatographic analysis in transformer oil;
- Tests in power transformers;
- Regeneration in transformer oil;
- Transformer oil replacement;
- Thermographic analysis;
- Maintenance in distribution panels;
- Maintenance in power transformers;
- Maintenance of medium voltage circuit breakers.