Closing of the Combined Cycle at UTE Santa Cruz using existing gas turbogenerators, of 175 MW each. This equipment has been operating in open cycle on natural gas since the beginning of 2012, a condition that will be maintained until the cycle is closed, which includes the supply of two new heat recovery boilers, a new steam turbine, and new mechanical and electrical auxiliary systems. With the inclusion of new equipment and systems the final power obtained should be 507 MW net.