Modernization of the turbine and the pump with variable speed range with regard to optimal efficiency of the whole machine system, flexible power management in the individual modes and with best frequency regulation of the power system while meeting or exceeding the needs and requirements – Objectives of the Tender. The scope of the subject matter will be defined during the procurement process and can be adjusted by SE based on technical, economical, commercial, environmental or permitting circumstances. The subject of this tender is a part of the project Integrator SE.