ITI Transformadores
Specialized Services

Specialized Services

Refit, maintenance, and engineering to increase your transformer's lifespan.

At ITI Transformadores, we offer complete maintenance, refit, and engineering solutions with ISO 9001:2015 certification and INMETRO approval. Our services are carried out by a highly qualified team, ensuring maximum performance, safety, and reliability for your electrical infrastructure.

Structural refit, electrolytic copper rewinding, seal replacement, thermo-vacuum oil treatment, and general reconditioning with a 12-month factory warranty.

Complete rewinding in high-purity copper
Thermo-vacuum treatment and insulating oil regeneration
Replacement of gaskets, seals, and protective accessories
Routine tests and technical report issuance with warranty

Preventive & Predictive Maintenance

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Periodic preventive maintenance dramatically reduces the risk of catastrophic failure and unexpected downtime. We perform oil sampling and physico-chemical/chromatographic analysis, infrared thermography, insulation resistance measurement, and turns ratio tests.

Insulating oil collection and laboratory analysis
Routine electrical tests and turns ratio measurement
Infrared thermography of bushings and connections
Verification and calibration of protective devices

24/7 Corrective Maintenance

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Highly trained emergency response teams available 24/7. We perform fast replacement of damaged bushings, oil leak repairs, tap changer replacement, and on-site maintenance.

Emergency service and mobile field crew
Leak repair and on-site oil treatment
Fast replacement of damaged bushings and parts
Post-fault electrical testing for immediate diagnosis

Engineering, Reports & Selectivity

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Specialized electrical engineering consulting. We develop protection coordination and selectivity studies, substation commissioning, technical compliance reports (NR10), and custom industrial projects.

Protection coordination and selectivity studies
Technical compliance reports according to ABNT and NR10
Commissioning and start-up of industrial substations
Modernization and repowering projects (Retrofit)

Technical Support & Start-up

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Specialized support for installation, commissioning, and start-up of new transformers in substations. We offer operational training for local teams and ongoing technical support.

Supervised commissioning of new assets
Specialized training for local operators
Permanent technical support via engineering central
Monitoring during initial load testing