Ostwind 3 OHVS for TSO 50HERTZ – 300 MW

The Ostwind 3 offshore high voltage substation is located northeast of the island of Rügen, which is about 100 kilometres off the coast of the German town of Lubmin.

Client TSO 50 Hertz
Location German Baltic Sea
Contract EPCIC
Contract Award October 2022
Completed Sail Away Q4, 2025 Take-over mid 2026
Consultant/Engineer Iv-Offshore & Energy

Project information

The substation has a planned capacity of 300 MW. It is platform number eight with 50Hertz involvement in the Baltic Sea. The consortium HSI (HSM Offshore Energy, Smulders and Iv-Offshore & Energy) will be responsible for the engineering, procurement, construction, installation, and commissioning of the substation and jacket. The substructure of the OW3 OSS is a steel construction supporting the topside with 6 legs with 6 skirt piles (i.e. 1 at each leg). It is designed to be transported in a vertical orientation on a barge and installed by dual crane lift with ILT’s and floating spreader bars. The substructure height is approx. 66 m.

  • Topside 68x37x21 metres (lxwxh)
  • Jacket 40x28x66 metres (lxwxh)
  • Piles 108 inch, length 75 metres
  • Topside 5300 MT
  • Jacket 4400 MT
  • 300 MW

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