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Semco Maritime
Esbjerg Brygge 30
DK- 6700 Esbjerg

Kaskasi II Offshore Substation

Customer: Bladt Industries
End customer: Innogy
Location: The German part of the North Sea
Period: 2019-2022
Topside weight: 1,250 tons
Capacity:  325 MW

Contract including full electrical engineering, procurement, construction and installation (EPCI) for Kaskasi II offshore substation, TP and MP. The wind farm will be situated in the German Bight (17.4m2).

38 WTGs, 8 inter array cables and 2 export cables will connect the OSS to the HVDC platform Helwin Beta. In addition to electrical work, E&I and design, the scope also includes onshore and offshore construction and commissioning.

Competences and systems
  • Project management
  • High-voltage systems
  • Low-voltage systems
  • Diesel generator systems
  • Protection & control systems
  • Fire alarm system
  • Fire extinguishing system
  • HVAC systems
  • Communication & IT systems
  • Platform identification systems
  • Equipment, piping, ducting and HV/MV/LV cable tray system/space management
Highlights
  • Design, procurement, construction and installation of TP and offshore substation (325 MW – 2022)
  • Third substation for RWE/N1/Innogy following NSO and N1