Sub-Atlantic ROV Mohawk

Sub-Atlantic’s fully electric MOHAWK remotely operated vehicle is a small compact, high performance professional ROV system which can be used for a variety of underwater tasks including observation, survey, NDT inspections and tooling.

 

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Description

Mohawk Is a robust, durable and compact ROV system designed for a full range of observation and light intervention tasks,
with plenty open deck space and skid mounted options. The subCAN control system provides advanced diagnostics, precise
vehicle control and reduced reactive maintenance. Thus, the benefit of increased dive time, reduced vessel standby and
operating costs. The system can be supplied as free flying or with Tether Management System.

Standard System Equipment
Dual 1 atmosphere electronics pods / subCAN control, protection & diagnostics system
Camera Pan & Tilt Unit
1000m / 35Kg standard payload buoyancy

Operational Equipment (Optional)
6 station combined valve pack / HPU for auxiliary hydraulics
Torque tool / manipulator / cutter / FMD / AXVX skid options
Pipeline inspection / cable tracking skids
Scientific sensor / sample collection skids
Submarine rescue pod / threat detection options
HD / stereo / PATZ / multi-beam / digital stills camera interfaces
Type 2 cage Tether Management System
Live boat winch / integral cabin & LARS options

Control System
Hands free navigation / station keeping
Power management and system protection
Live monitoring and diagnostics

Telemetry
Single pass to three pass fiber optic upgrade available
Ethernet/ CWDM options for expansion of sensor suite
4 x video channels , 2 x RS 485 channels, 4 x RS 232 channels (1 dedicated to subCAN)

Additional System Options
600m buoyancy set (35Kg payload)
Additional payload buoyancy set (25Kg)
Digital video and survey database options

Operational Skids
Forum provides a range of operational skids for each model of Observation ROV, including the following options:
Pipeline Inspection (boom arms / TS440 etc.)
Seabed Survey – multibeam / gradiometer / profiling sonars etc.
IRM – Manipulator / Jetting / Dredging / Cutting / Cleaning
Flooded Member Detection / AX,VX ring changeout
Torque tool & verification unit
Fluid Injection for BOP testing etc.
Submarine rescue pod delivery
Sample collection & storage / scientific instrumentation
Bespoke skids to customer requirements

Technical information

Dimensions
Length: 930 mm
Width: 770 mm
Height: 620 mm
Depth Rating: 2000 m
Standard buoyancy depth: 1000 m
Optional buoyancy depth: 2000 m
Weight in Air: 165 kg
Standard Payload: 25 kg
Shallow Payload: 42 kg
Power Required 440vAC 3ph 50/60Hz 7Kva
Thruster Horizontal: 150 mmØ
Thruster Vertical: 150 mmØ
Bollard Pull – Nominal
  Forward: 80 kgf
  Reverse: 70 kgf
  Lateral: 60 kgf
  Vertical: 30 kgf
Surface Speed – Nominal 3.0 Kt = 1.5 m/s
Turning rate 120º per second

Datasheet

Mohawk Datasheet