Lat 25⁰ 0.795’N Lon 055⁰ 05.404’E



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CMV ROV 280

E-marine acquires the services of a work class ROV system, namely CMROV280, for Submarine Cable Maintenance operated from the Maintenance Vessel.

CMROV280 is capable of undertaking all aspects of cable maintenance, seabed survey and cable burial work of long duration at depth down to 2,500 meters.

Principal tasks of CMV ROV 280

  •    Detection and tracking of surface-laid and buried cable.
  •    Cable burial depth determination and logging.
  •    Cable and repeater burial.
  •    Visual inspection and recording of seabed, cable and plant.
  •    Manipulation of cable, i.e. cutting and attachment of grippers and lift lines.
  •    General seabed and cable route survey.
  •    Debris clearance.

Specification

  • Operating depth: 2,500 meters (max)
  • Dimensions: L 3.8m x W 3.7 m (with track modules) x H 2.7 m>
  • Weight in air: 9200 kg (max).
  • Maximum Bollard Pull: 1000 kg
  • On track mode (moving by its own caterpillars)- minimum working water depth of 10 meters.
  • On flying mode –minimum working water depth 15 meters

Jet Burial Tool

  • Twin jet legs with multiple low pressure water jets.
  • Positive cable depressor.
  • 2 Variable speed hydraulically driven single stage water pumps.
  • Maximum jet pressure 5 bar.
  • Depth control o to 1000 mm with cable depressor.
  • Width control 100 to 400 mm.
  • Cut trenches 0.6 meter per each pass in clay and up to 1.5 meter deep per pass in sand and soft clay.

Cable Tracker

  • TSS dual track 340/350 system

Jet Burial Tool

  • Twin jet legs with multiple low pressure water jets.
  • Positive cable depressor.
  • 2 Variable speed hydraulically driven single stage water pumps.
  • Maximum jet pressure 5 bar.
  • Depth control o to 1000 mm with cable depressor.
  • Width control 100 to 400 mm.
  • Cut trenches 0.6 meter per each pass in clay and up to 1.5 meter deep per pass in sand and soft clay.

Cable Tracker

  • TSS dual track 340/350 system

Acoustic Navigation System

  • Two Simrad SPT 331 Transponders beacons.

Manipulator and cable tool package

  • Two manipulators: one shilling orion long arm and on schilling rog master grabber.
  • Cable cutter WCD 75D and WCO 38.
  • Cable clamp attachment Slings-by TA17.
  • Cutter/Clamp release attachment.

The ROV comes complete with state-of-the-art control cabin with all the equipment interfaced and viewed for controlling and piloting the ROV.