REIVAX modernized Excitation systems of 7 Generating Units of Thermoelectric Complex Jorge Lacerda, which uses coal and has total installed capacity of 857 MW spread over 4 plants:

- UTLA - 4 Generating Units (66 MVA and 75 MVA)
- UTLB - 2 Generating Units (156.25 MVA)
- UTLC - 1 Unit (411.76 MVA)

The Voltage Regulation System provided for the RTX UTLC, whose generator is 411.76 MVA, and all the redundancy of control, have power panels with a capacity of more than 4000 A field current of the generator.