TEKUM carried out an pressure test inspection of the generator cooling pipeline for HPP Velebit.

Velebit Pumped Storage Power Plant is a pumped-storage power plant in Croatia that has two turbines with a nominal capacity of 138 megawatts (185,000 hp) each, having a total capacity of 276 megawatts (370,000 hp). As of 2015, it was one of three operational pumped-storage power plants in Croatia.