Asso.Subsea – Godewind 3 / DolWin Kappa OWF – July 2023 to November 2023 

The Correll Group – Cable Installation & Power Services Division is delighted to announce that it has been successful in securing a contract with the offshore installation company Asso.subsea for the AC Submarine Cables pull in operations on both the Gode Wind 3 OWP Offshore Substation and the HVDC Offshore Substation DolWin Kappa as part of the AC grid connection system on behalf of the end client TenneT.

The summary of works included:

• Pre-project meetings
• Design and engineer the pulling methodology for both platforms
• Creation of RAMS
• Pre & Post Lay Testing (continuity, insulation resistance, Time Domain Reflectometry and Optical Time Domain Reflectometry, tone generation).
• On the offshore assets:
  • • Cable pull of 2 x export cables on 2 x OSS platforms
    • Supply Scaffolding for the support of the cable installation on GDE 3 OSS
    • Stripping the export cables to expose the HV cores and FO cable
    • Complete the permanent hang-off
    • Cleat the HV cores from the hang-off to the GIS
    • Terminate and splice the FO cable into the cabinet
    • Assist in the termination of the three power cores into the GIS
    • Complete post installation testing from the onshore substation to the offshore assets (IR, TDR & OTDR)
    • Complete tone generation testing
    • Deliver an Inspection and Test Plan for the installed and tested system, forming part of key payment milestone
    • Deliver accurate As built records for the OWF installation.

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