In this procurement, Helen Ltd (Client) is looking for one (1) supplier to supply seven (7) heat exchangers for the Eiranranta heating and cooling plant.

Helen Ltd is building a new heating and cooling plant in Eiranranta, Helsinki. The plant will produce district heat output for the district heating network in Helsinki and cooling capacity for the district cooling network. As a heat source, the plant uses purified wastewater from the Viikki wastewater treatment plant. The plant will mainly be located in a cavern, which is under the Munkkisaari heating plant.

The object of the procurement with its required operational values and documentation requirements is presented in more detail in this contract notice and, at a later stage, in the invitation to tender to the selected suppliers.

Helen Ltd (hereinafter referred to as the Contracting Unit or the Client) is constructing a new heating and cooling plant in Eiranranta, Helsinki. The plant will produce district heat output for the district heating network in Helsinki and cooling capacity for the district cooling network in Helsinki. As a heat source, the plant uses purified wastewater from the Viikki wastewater treatment plant. The plant will mainly be located in a cavern, which is under the Munkkisaari heating plant.

Delivery of the current heat exchangers by 19.9.2024. According to the schedule, the Contracting entity will connect the heat exchangers to the plant's piping in connection with the process piping installation work to be carried out in late autumn 2024 and early 2025. According to the preliminary schedule, pressure tests of the connection piping related to the heat exchangers will take place in April–May 2025.

Binding dimensional drawings and the maximum forces and moments allowed for heat exchanger flanges must be available to the Customer by the beginning of November 2023 at the latest. This information is required well in advance for the design and stress analysis of the plant's process piping.

The Provider must commit to the Customer's schedule. Any changes to the schedule must be approved by the project parties in advance.

The scope and details of the procurement are described in more detail in the tender documents, which will be delivered in full scope to the Tenderers selected on the basis of the participation requests by means of an invitation to tender.

The procurement will be carried out in accordance with a restricted procedure in accordance with the Act on Public Contracts in Special Sectors. Preliminary indicative procurement schedule (subject to change):

- 06/2023 - Hankintailmoitus / Osallistumispyyntö

- 07/2023 (week 27 - 28) - Decision on the Tenderers to be selected for the procedure

- 07/2023 - Preliminary sending of draft invitation to tender to selected Tenderers

- 08/2023 (week 34) - Preliminary offers

- 08/2023 (week 35 - 37) - Negotiations

- 09 /2023 (week 38) - Sending an invitation to tender to selected Bidders

- 09/2023 (week 41) - Submission of final tenders

- 10/2023 (week 44) - Supplier selection &; procurement contract with the selected Tenderer