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General enquiries
Tel. +45 7916 6666


Semco Maritime
Esbjerg Brygge 30
DK- 6700 Esbjerg

Horns Rev 1
Offshore Substation

Customer: Energinet DK (HSM Offshore BV)Location: The Danish part of the North SeaPeriod: 2001 - 2002Topside Weight: 4700 tonsCapacity: 1200 MW

Semco Maritime was awarded the contract for design and supply of low-voltage switchboards and monitoring system for the platform.

Competences and systems
  • Low-voltage switchboards, PLC switchboards and UPS systems
  • Fire detection and firefighting systems
  • Line-of-sight communication system
  • Wind turbine VHF communication system
  • Weather station
  • CCTV system
  • Project management
  • The wind farm is situated in one of the harsher parts (water depth only 6 metres) of the North Sea with strong winds, extreme tidal flows and rapid currents
  • The largest offshore wind farm at that time
  • The project was performed on time
  • Positive feedback from customer