Scarabeo 7

 January 24, 2010; h 12:00

Semi-submersible drilling rig

Classification:
DNV +A1 – CSDU, HLDK, CRANE, – EO, – POSMOOR,
– ATA, DRILL/NMD

Operational conditions:
Water depth capability: 1,500 m
Drilling depth: 7,600 m

Operational function:
Variable deck load: 4,000 t
Mooring system with 8 combined chain (76 mm)
and wireline (90 mm) on BLM winches 250 t rated pull,
dressed with Wrihof anchors type Stevpris Mk5 15 t

Main dimensions:
Light ship weight: 19,325 t
Main deck width: 64.6 m
Main deck length: 122.7 m
Main deck depth: 4.5 m
Moonpool dimensions: 24.60 m x 6.30 m

Power plant and marine facilities:
Power generation 22,440 HP produced by 5 Noabh F20V
and 2 Caterpillar 3612V fitted with 5 ABB AC generators
2,690 kvA and 2 ABB HSK900 5,500 kvA
4 thrusters, each driven by one 2,400 kW electric motor,
total thrust 42 t each

Derrick:
Hydralift/Baley Dynamic base 40 x 40 ft, top 18 x 18 ft
height 170 ft
Dynamic hookload 1,500,000 lbs

Drawworks:
Wirth GH 3000 EG – 3,000 HP, Re-generative braking +
Baylor Elmagco 7838 + double disk brake hydraulically operated

Mud pumps:
3 Wirth TPK 2000 – triplex 1,686 kW each 7,137 PSI fluid end
1 Emsco F 1000 – triplex pump 1,000 HP riser booster
5,000 PSI fluid end

Top drive:
Hydralift HPS 650 E – driven by one G752E electric motor

Rotary table:
National C495 – Maximum opening 491⁄2”
Rated capacity 800 t

Pipe handling:
Hydralift semiautomatic with rig floor racking arm and lower
racking arm operated from rig floor

BOP stack:
Shaffer 183⁄4” 15,000 guideline/guideless with Vetco H4
– HD connector

Riser:
Riser joints Cameron RF 21” o.d. x 63 ft long

Cranes:
One Link Belt THC2600 – Rated capacity 80 t at 9 m radius
One Liebherr BOS 50/1900 – Rated capacity 50 t at 9 m
radius

Crew facilities:
Air conditioned living quarters for 120 people