The solution relates to a mining pumped storage power plant with a generator equipped with two turbine machines, with a separate pumping system, which consists of a turbine set (2) located in a mining corridor (3) connected to a mining pit (4) opening on a surface connected to the supply a pipe (6) leading from the upper retention tank (7) and further to a waste pipe (11) which opens into the lower mining retention tank (10), a discharge submersible pump (9) being arranged in the lower mining retention tank (10), connected to the discharge line (8), the turbine machines (16, 17) being connected to the output shafts (36) of the electricity generator (20), which is connected to a transformer unit (32) located in the mining corridor (3), which is connected to the substation (13), the control system (33) located in the mining corridor (3) being connected to the central control station (12). The turbine machine (16, 17) includes a housing (35), the upper part (34) of which is removable and has an opening system.
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