Implementation of Battery Energy Storage System at Čierny Váh
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Who already wins at this buyer
Firms with recorded awards from Slovenské elektrárne, a.s. in this tender’s CPV categories — the incumbents you are bidding against.
| Firm | Wins | Awarded | Last win |
|---|---|---|---|
| VUJE, a.s. | 2 | €1,959,024 | 2026-07-14 |
| PPA ENERGO, s.r.o. | 2 | €558,600 | 2026-05-28 |
| SAM INDUSTRIES a. s. | 1 | €13,714,500 | 2026-09-17 |
| Litostroj Engineering a.s. | 1 | €10,135,585 | 2026-10-27 |
| Zmluva o dielo | 1 | €3,299,000 | 2026-06-25 |
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CPV codes
31440000 Electrical machinery & lighting71300000 Architecture, engineering & inspection31321300 Electrical machinery & lighting03111200 Agriculture, farming, fishing, forestry31321210 Electrical machinery & lighting45000000 Construction work31321000 Electrical machinery & lighting45255400 Construction work71632000 Architecture, engineering & inspection80531200 Education & training servicesDescription
The subject matter of the tender comprises EPC performance of all supplies and services related to design and engineering, permitting and other engineering activities, transportation, installation, commissioning and putting into operation of the newly installed equipment. The principal scope of supply is the construction and commissioning of a Battery Energy Storage System (BESS) providing the following functions and services: • Frequency Containment Reserve (FCR); • automatic Frequency Restoration Reserve (aFRR); • market services, including Day-Ahead and Intraday market participation, energy arbitrage and imbalance management; • Limited Frequency Sensitive Mode – Overfrequency (LFSM-O) and Underfrequency (LFSM-U), providing active power response in the event of an increase or decrease in grid frequency; and • island operation to ensure the auxiliary power supply of the pumped-storage hydropower plant in the event of a loss of the 22 kV power supply. The BESS shall have a total usable energy capacity of at least 480 MWh and a rated power of at least 120 MW and shall be connected to the 400 kV substation via a newly constructed 400 kV bay. The scope of works includes all engineering and permitting activities, preparation of design documentation, civil, electrical and mechanical works, delivery and installation of battery containers, power conversion systems, energy management systems, transformers, switchgear and associated equipment. The contractor shall also ensure integration with existing plant systems, implementation of control, protection, monitoring and communication systems, fire protection and security systems, testing, commissioning, performance verification and training of operating personnel. The tenderer shall provide all documentation, certifications, inspections and services necessary to ensure safe, reliable and long-term operation of the BESS installation.
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