240 BESS MW OSDn - PSE - 110 kV - Zachodniopomorskie

Distribution system connection project (OSDn) – BESS 240 MW / 240 MW

Connection voltage: 400 kV

Energy storage capacity: 240 MW (fed into the grid) / 240 MW (drawn from the grid)

Scheduled date for power supply readiness: June 2034

Estimated connection fee: PLN 25,565,500.00 net + VAT

The project involves connecting a distribution system integrated with energy storage facilities with a total installed capacity of 240 MW (charging and discharging) to the transmission grid.

In accordance with the connection terms issued by Polskie Sieci Elektroenergetyczne S.A. (PSE S.A.), the project is planned to be implemented at the 400 kV voltage level, with the connection point located at the 400/220/110 kV Dunowo substation (Railway Bridge in the 400 kV switchyard).

The earliest date for the system to be ready for energization has been set for June 2034, assuming that the connection agreement is signed in June 2026. This date is subject to change during the negotiation of the connection agreement and depending on the Operator’s network investment schedule.

The estimated connection fee, determined on the basis of the connection conditions, is PLN 25,565,500.00 net + VAT, with the possibility of updating at the stage of concluding the connection agreement.