STEWEAG:
Major refurbishment of the machine unit and conversion of a traditional susceptible to wear shaft seal into a contactless labyrinth sealing system under the use of coating technologies.

Hirt:
Modernization of existing plants. General refurbishment of the turbine plant and integration respectively installation of a new high-performance gear-box in place of the existing square gear-box and belt driven transmission lines with several bearing points.
Replacement of the existing mechanic-hydraulic governor with a hydraulic unit, which is integrated into the automatic plant operation mode.