| Specification & Drawing
2 x 7.5 tonne North Sea Winches & Daewoo Hydraulic Power Pack
1 Off Hydraulic Power Pack
Doosan-daewoo model db58, direct injection, six cylinders, 5.8l naturally
Aspirated industrial engine
87 bhp/64kw @ 1800rpm prime power.
70 kw standby power
24 volt starter motor
Ets fuel control solenoid with protection on low lub oil pressure & high engine
Temperature & batteries.
Basic start stop panel with engine wiring,
Radiator cooling with engine driven fan,
Exhaust silencer with bellows
Manuals & all standard equipment.
Two gear pumps direct coupled to flywheel end,
Oil flow: 2 x 74.7 lpm, 41.5 cc per rev
350 l integral hydraulic oil tank,
Oil cooler with 24 volt electrical fan and thermostat with fittings,
Mounted in sound reducing canopy with integral 8 hour fueltank,
4 doors with ss locks, central lift and fork lift pockets.
2 Off 7.5t Winches
Model gm-140 hydraulic winch
7.5 tonnes at 16 m/min on 1st layer
5 tonnes at 24 m/min on 5th layer
Capacity for 150 metres of 24mm rope in 4 layers (neat lay) or 5 layers (uneven lay)
Brake rated to 150% of pull ratings
THE WINCH COMPRISES:-
•?Fabricated steel drum nominally 900mm diameter by 700mm long with 355mm diameter Centre, driven through a dog clutch (to provide free-fall facility) and fitted with a Manual screw brake.
•?End mounted gearbox with totally enclosed spur gears running on ball bearings with Oil bath lubrication, also forming one endframe.
•?Fabricated steel beds and endframe
•?Drive by radial piston type hydraulic motor.
•?Overcentre and cross-line relief valves.
•?Directional control valve with integral relief valve fitted and piped to the motor.