Asso.subsea – Vesterhav Nord and Syd OWFs – April 2023 to March 2024 – 41 Array & 4 Export Cables

The Correll Group – Cable Installation & Power Services Division (CIPS) is pleased to announce that it has been awarded a contract by Asso.subsea to deliver the Offshore Pull-ins and Termination and Testing (WTG Cables Pull-in / T&T Operations) of 66kV export and inter-array submarine cables for the Vesterhav Nord and Syd wind farms in Denmark.

The two offshore wind farms consist of four export and 41 inter-array cables, for a total of more than 70 kilometres.

CIPS is responsible for:

• Pre-project meetings
• Monthly meetings
• Site visits
• Mock-up Trials
• Creations of RAMS
• Project HIRA meetings
• Pre Project training
• Mobilisation of PPE, Cable pulling equipment, tools & test equipment via 20ft containers
• Pre & Post Lay Testing (continuity, insulation resistance, Time Domain Reflectometry and Optical Time Domain Reflectometry)
• Resonance Testing from onshore
• Inline jointing works connection the offshore windfarms to the onshore OSS

On the offshore assets:

• • Cable pull of 41 IAC & 4 x Export cables.
  • Stripping the export cables to expose the HV cores and FO cable
  • Complete the temporary & permanent hang-off’s
  • Route the HV and FO cable into GIS and Fibre Enclosure on the WTG’s
  • Cleat the HV cores from the hang-off to the GIS / switch gear panels
  • Terminate and splice the FO cable into the cabinet
  • Complete post installation testing from the onshore substation to the offshore assets (IR, TDR & OTDR)
  • Deliver an Inspection and Test Plan for the installed and tested system, forming part of key payment milestone.

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