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Global Offshore – Race Bank OWF Cable Repair – August 2020 to December – 2 Array Subsea Cable 

Global Offshore approached CS to support them with HV and FO services associated with the Race Bank cable repair/replacement project.  We were responsible for the Termination & Testing of the IAG cables between Wind Turbine Generators, including: 

  • Mobilising 20 Technicians and 2 Offshore Installation Manager 
  • Pre-project meetings 
  • Procurement of High Voltage and Fibre Optical materials  
  • Site visits 
  • Creations of RAMS 
  • Creation of quality documentation 
  • Project HIRA meetings 
  • Load-out Testing 
  • Post Lay Testing (continuity, insulation resistance, Time Domain Reflectometry and Optical Time Domain Reflectometry). 
  • On the offshore assets: 
    • Cutting of existing array cables ready for extraction 
    • Stripping the array cables to expose the HV cores and FO cable 
    • Complete the permanent hang off 
    • Route the HV and FO cable into the OSS/WTGS 
    • Cleat the HV cores from the hang off to the GIS  
    • Terminate and splice the FO cable into the cabinet 
    • Terminate power cores into the GIS 
    • Deliver an Inspection and Test Plan for the installed and tested system, forming part of key payment milestone. 
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