W.OL/268AHC/CTE266/50-4x140 –SS173-3000
Single Layer Hoisting & Subsea Winch
2017
Electric Hoisting Winch suitable for Subsea Work with built in Active Heave Compensation (AHC).
Capacity: 250 Te SWL Subsea Winch,
hoisting speed: 120 to 240 m/min
- 1 each 76 mm x 3000 m wire rope is used for hoisting to sea bottom
Driven by:
- 24 each 350 kW Oswald motors (MFS 25.50-8WI-EX)
- AC Drives: Siemens - Sinamics S120 VFD
- Gearbox: Brevini - SLS3001DC/9025929/7,36/FL7,5.18C/M- A.D.MFS25.50-8WI-B3
Power Regeneration in CT/AHC: 3 of NOV KERS (Flywheel System)
Area Classification - Winch: Atex Ex Zone II
Design Temperature (ambient): -20 to +40 ˚C
Certifying authority: DNV
Design standards: DNV OS-E101 Drilling Plant 2009
Winch System is available complete with AC drive system, control system and 2 each 5500 kVA 6600V - 690/690V transformers.
This AHC Winch can also be used as a drilling rig drawworks (winch) on a floating or fixed drilling vessel.
- It will be furnished as a Single Layer Winch (SLW) using 4 each 52 mm ropes
- Rated capacity as drilling rig drawworks is 450 Te SWL with Active Heave Compensation (AHC)
This is a part of a Subsea Well Intervention & Drillship Equipment Package. Link to more info for Listing ID: UL 07007.
Note: We can also offer a 250 Te A-frame if required.
AI DESCRIPTION
This is an unused NOV Electric AHC winch system designed for dual purposes, offering a 450 Te SWL in Drawworks mode and 250 Te SWL in Subsea mode. It is equipped with 3000 m of 3" wire rope, providing versatility for various lifting applications.
Key Uses:
- Oil and Gas
- Marine Construction
- Subsea Operations
- Renewable Energy
- Heavy Lifting Operations
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