Self-elevating wind farm construction platform (Jackup)

Type: Self-elevating wind farm construction platform for SALE 

Main Components: Upper hull, four legs, jacking system, lifting cranes 

Designed Working Water Depth: 70 m 

Lifting Capacity: 1600 tons 

Dynamic Positioning: DP2 

Accommodation: 120 persons 

Helicopter Landing Platform: Yes 

Propulsion: Full electric power 

2 × 3000 kW stern azimuth thrusters 

2 × 2000 kW bow tunnel thrusters 

Class: CCS 

Notation: ★ CSA Self-elevating, Offshore Wind Turbine Service Unit, 

Lifting Appliance, Thruster, HELDK, PSPC(B), MCC, DP2 

Length Overall: 130.6 m 

Breadth: 48.0 m 

Depth: 9.6 m 

Designed Draft: 6.3 m 

Leg Number: 4 sets 

Leg Length: 125 m 

Designed Speed: 7 knots 

Water Depth: 70 m 

Variable Load: 6000 t 

Main Crane (Main Hoist): 

1600 t @ 35 m 

1300 t @ 45 m 

Lifting height above deck: 155.5 m, total 180.5 m 

Main Crane (Auxiliary Hoist): 400 t @ 45 m 

Lifting height above deck: 174 m, total 199 m 

Auxiliary Crane: 600 t @ 40 m, Lifting height 75 m above deck 

Leg Type: Truss-type leg 

Jacking System: Electric VSD, rack & pinion type 

Number of Pinions: 144 sets (each 252 t) 

Jacking Speed (Hull Lifting): 27 m/h 

Main Generators: 2500 kW × 4 sets 

Harbor/Emergency Generator: 800 kW × 1 set 

Stern Azimuth Thrusters: 3000 kW × 2 sets (Note: corrected from "300 kW") 

Bow Thrusters: 2000 kW × 2 sets (Note: corrected from "200 kW") 

Leg Flushing Pumps: 200 m³/h @ 5 MPa × 4 sets 

Leg Flushing Air Bottles: 4 m³ @ 3 MPa × 4 sets 

Fresh Water Generators: 20 t/d × 2 sets 

Suitable for 10 MW–20 MW wind turbine unit installation. 

Ballast water treatment system installed. 

CCTV system installed. 

Comfortable accommodation with 2.5 m clear height cabin. 

Fresh water generator and provision refrigerating system installed. 

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