ROV PHOCA

Technical Specifications - Overview

ROV PHOCA at Sjernsund, Norway. Photo: P.Linke, GEOMAR
  • Type: Comanche 21, electric "workclass" ROV (sub-Atlantic)
  • Operating depth: 3000 m
  • Dimensions: Length: 2.1 m, width: 1.3 m, height: 1.85 m
  • Weight: in air: approx. 1500 kg, in water: neutral
  • Propulsion: 7 electric brushless DC thrusters SPE-250
  • Velocity: max. 2.5 knots (forward / reverse) 
  • Station keep (dP): ± 0.5 m
  • Auto heading: ± 5°
  • Electric power supply: 3000 VAC/400 Hz
  • Electric output: 70 A at 400 V
  • Midwater cable: 2700 m @ 19 mm, 1.3 t/km in air= 3,5 t, 1 t/km in water = 2.7 t at max. operating depth
  • Digital Telemetry: SubCanTM
  • Scientific payload: up to 100 kg
  • Hydraulics: Pump 15 kW with 39 lpm @ 207 bar for operation of 2 manipulators. External tools may be integrated.
  • Transport of the entire system two 20'-ISO-containers. The total weight is approx 30 t.