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Implementation of Battery Energy Storage System at Čierny Váh

Slovenské elektrárne, a.s.

Open until 30 November 2026.

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Amounts and figures

1
Lots

Description

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 engineerin…

Award criteria

TypeCriterionWeight
PriceThe lowest total price without VAT.100%

Performance conditions

  • For the purpose of ensuring the consistent application of international sanctions, the Contracting Authority reserves the right to request a completed and…

Modifications

  • Extension of the deadline by one day due to the late publication of the documents and correction of the CPV code.

Official publications

MediumReferenceDate
TED 764086-2026 4 November 2026
OJS 214/2026 4 November 2026

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Frequently asked questions

What is the deadline to bid for this tender?
The submission deadline is 30 November 2026, 11:00. Check the official source, as dates can be modified.
Who is the buyer of this tender?
The contracting authority is Slovenské elektrárne, a.s. (European Union).
How can I bid for public tenders in the European Union?
Bids are submitted through the official public procurement portal in the European Union. El Vínculo helps you find tenders and analyse their documents; submission always happens at the official source.

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Data collected from official public procurement sources. Amounts as published by the buyer.