ORCA 4500-WIND Self Elevating Platform
The ORCA 4500-WIND self-propelled and self-elevating platform is designed for wind farm installations. It can carry two 6 MW wind turbines with a total weight of 2,400 MT, including towers, nacelles, hubs and all lifting equipment and support framing.
PRINCIPAL PARTICULARS | |
|---|---|
| LENGTH (excluding helideck and thrusters) | 77.9 m |
| WIDTH | 44.0 m |
| DEPTH | 7.0 m |
| DESIGN DRAFT | 4.6 m |
| LOAD LINE DISPLACEMENT | approx. 13,400 MT |
| LEG LENGTH | 100.0 m |
| LEG TYPE | truss |
| MAXIMUM WATER DEPTH | 30.0 m |
| CLEAR DECK AREA | approx. 1,300 m2 |
| BARE DECK VARIABLE LOAD * | up to 4,500 MT |
| OPERATING VARIABLE LOAD (afloat and elevated) | 2,700 MT |
| * Bare deck variable load is the variable load the hull can support in the absence of any superstructure (living quarters, cranes, helideck, etc.) | |
CLASSIFICATION | |
 A1, SELF-ELEVATING UNIT, AMS, ACCU, DP2 | |
PRIME MOVERS | |
| 4 X 1900 kW DIESEL ENGINES | |
| 1 X 608 kW EMERGENCY DIESEL ENGINE | |
PROPULSION & POSITIONING | |
| 3 X 1000 kW AZIMUTHING THRUSTERS | |
| 3 X 600 kW TRANSVERSE BOW THRUSTERS | |
CRANES | |
| 600 MT TECHCRANE L1800 OR EQUIVALENT MAIN CRANE | |
DESIGN TRANSIT SPEED | |
| 6 KNOTS CALM SEA | |
ACCOMMODATIONS | |
| 120 PERSONS ON BOARD (in 1 & 2 person rooms) | |
JACKING SYSTEM | |
| KEPPEL OTD500FV-B SYSTEM (electric) | |