Case study

Deep Water Cables for 7,000 m Seawater in the Indian Ocean

  • LOCATION
    Indian Ocean
  • PARTNERSHIP
    Mangan production
  • MARKET
    Oil and Gas - Upstream subsea

Project description:

  • Mangan production in the Indian Ocean at 6,000 m depth

Customer challenges:

  • Dynamic system, 70-100kVA
  • Hydrostatic pressure
  • Voltage drops vs. power transmission
  • Cable tension
  • Heat accumulation
  • Cable End Termination

Nexans solutions:

ROV umbilical for deep water:

  • Lightweight and compact design
  • Aramid armoured
  • 3-phase, 6.6kV
  • Thin-walled insulation system
  • Optical fibres for signalling
  • DTS (Distributed Temperature Sensing) for heat monitoring
  • Close cooperation with subsea termination supplier
Layer 1
Related market
Oil & Gas - Upstream subsea Discover
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