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Dreggen XMAS & BOP CRANE 2 x 75 ton

DREGGEN-1

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Dreggen XMAS & BOP CRANES 2 x 75 ton

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Dreggen XMAS & BOP CRANE 2 x 75 ton - New surplus from canceled project - 2 cranes available.

DREGGEN XMAS & BOP CRANES
Compact and reliable design for new generation drilling rigs.

Prime functions of the XMAS crane are to transfer XMAS
tree from XMAS trolley to the storage and maintenance
position on deck and to transfer assemblies on deck. BOP
crane used to transfer BOP/LMRP from BOP trolley to
storage and maintenance position. BOP and XMAS crane
normally running on each side of the derrick.

MAIN DATA:
Lifting capacity: 2x75T
Hoisting speed: 1-4 m/min
Crane travel speed: 2-4 m/min
Trolley travel speed: 2-4 m/min
Lifting height: 15-30 m
Rail span: 5-30 m
Design temp.: -20/+40 deg C.
Area classification: Zone 2
Hydraulic Power supply: 207 bar

Above in only indication - actual data to be clarified.

GENERAL DESCRIPTION

The crane is, as standard, provided with two independent
movable trollies, each trolley equipped with one main
hoist. The hoist and trollies can be operated independently
or combined at operator’s choice. As an option a
PLC controlled synchronized lift can be supplied, ensuring
max 3 cm variation between the hooks when operated on
combination.

Power supply to crane and trollies are provided by drag
chains supported by trays.

Both crane bridge and trolley are driven by rack and pinion
specially designed to allow for support structure variations
and deflections.

The hoisting machineries are of open drum type, each consisting
of following main components:
• Drum with bearing and brackets
• Winch gear with hydraulic operated fail-safe brake
• Hydraulic motor with safety valve to «freeze movement
in case of pressure drop»

The drum is designed for a capacity to take the wire rope on
single layer. The wire rope are non-rotating and galvanized.
The wire sheaves are provided with heavy-duty roller
bearing on stainless steel axles

Crane controlled from radio remote controller designed
for EX zone 2 with digital read out of load in each hook.

These cranes is new sureplus from a canceled project. They can either be sold complete, or to be used as spares for overhaul of exsisting cranes.

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