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Semco Maritime
Esbjerg Brygge 30
DK- 6700 Esbjerg

Hornsea Project One
Offshore Substation

A full electrical engineering, procurement, construction and installation (EPCI) contract covering three substations for the Hornsea Project One wind farm. The wind farm will be the largest offshore wind farm in the world. In addition to the electrical work, E&I and design, the scope also included construction and commissioning (onshore and offshore).

Project type: EPCICustomer: Bladt IndustriesEnd customer: ØrstedLocation: UK North SeaPeriod: 2016-2018Topside weight: 3 x 2800 TonsCapacity: 1.2 GW

Watch time lapse video below of the entire substation construction and installation.

Competences and systems:
  • Low-voltage systems
  • Diesel generator systems
  • HV/MV and LV/VLV cable tray system
  • Piping and ducting system/space management
  • HVAC systems
  • Fire alarm system
  • Fire extinguishing system
  • Project management
  • Telecommunication systems
  • Platform identification systems
  • Construction and installation of three (3) offshore substations for the largest wind farm in the world (1,200 MW – 2018)
  • All three offshore substations were delivered on time