ECA Group offers a comprehensive CCTV solution for underwater re-entry drilling operations up do 3000 m depth. This system permits the pre-hole localization for the re-entry operation inside the drill string with a monochrome TV camera, or outside the drill string with a colour zoom TV camera mounted on Pan/Tilt unit with powerful lights.

Features

  • Compact monochrome TV camera with built-in lighting
  • High resolution colour zoom TV camera mounted on pan & tilt unit
  • Installation inside or outside drill string

Applications in the Maritime sector

  • Drilling
  • Well inspection

Technical specifications

MONOCHROME TV CAMERA VS 3309FS

  • Dimensions (mm): Length: 730 ; Ø: 60
  • Operating depth: 3000 m
  • Weight: in air: 7kg; in water: 5 kg
  • Operating temperature: -10°C to 60°C
  • Construction: stainless steel
  • Image sensor: 1/2” CCD 440 000 pixels
  • Resolution: 550 TV lines
  • Sensitivity: 0.1 lux at F 1.2
  • Power requirement: 12 Vdc
  • Built in lighting: 2 x 12 V / 35 W
  • Lens: 6 mm
  • Angle of view in water: 55°(diagonal)
  • Focus: remotely controlled

PAN AND TILT PT 10

  • Pan: range: 360 ° / speed: 4.9°/sec.
  • Tilt: range: 180 ° / speed: 4.9°/sec.
  • Construction: stainless steel

COLOUR ZOOM TV CAMERA VS 3673

  • Dimensions (mm):Length: 250; Ø: 96
  • Operating depth: 10 000 ft (3000 m)
  • Weight: in air: 3.5kg; in water:1.7 kg
  • Operating temperature: -10°C to 60°C
  • Construction: stainless steel
  • Image sensor: 1/3” CCD 437 000 pixels
  • Resolution: >450 TV lines
  • Colour standard: PAL (NTSC optional)
  • Scanning: CCIR 625 lines 50 Hz/525 lines 60 Hz
  • Sensitivity: 7 lux at F 1.8
  • Lens: 12x zoom (5.5 mm to 64.8 mm)
  • Angle of view in water: 40° to 4° (diagonal)
  • Focus: Automatic and remotely controlled

U/W LIGHTS VSE 280

  •  Dimensions (mm): Length: 190; Ø: 80
  • Operating depth: 3000 m
  • Weight: in air: 1.85 kg; in water: 1.3 kg
  • Construction: stainless steel
  • Bulb: 120V / 75W dichroïc lamp

HYDRAULIC WINCH THR 4000

  • Dimensions (mm):1600 L x 1500 W x 1450 H
  • Weight: w/o cable: 1500 kg; with 3100 m cable: 2200 kg
  • Pull: 2800 daN Average speed: 3.3 ft/s (1 m/s)
  • Reel cable capacity: 3200 m of 0.29” OD cable Indication of paid out length (also overlaid on video screen)

ARMOURED UMBILICAL CABLE

  • 2 power cores + 3 optical fibers
  • Diameter: 0.29” (7,35 mm)
  •  Weight in air: 217 g/m
  •  Break strength: 3530 daN
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