DREDGER MAIN PARTICULARS
Type of dredger | Cutter Suction Dredger | |
Pontoons | 3 dismountable pontoons | |
Transport | Inside 4 containers | |
Suction pipe diameter | 250 mm | 10 inch |
Discharge pipe diameter | 250 mm | 10 inch |
Suitable for dredging material | clay, medium sand and coarse sand | |
Dredging depth at 45 degrees | 8.0 m | 26.0 ft |
Production | 260 m³/hr |
POWER UNIT
Engine power | 260 kW | 350 hp |
Engine speed | 1,800 – 2,100 rpm | |
Cooling system | Seawater cooling |
DREDGER MAIN DIMENSIONS
Length overall including ladder | 20.5 m | 67.2 ft |
Number of pontoons | 3 dismountable | |
Length over pontoons | 14.2 m | 46.6 ft |
Width overall during operation | 5.3 m | 17.4 ft |
Width during transport | 2.3 m | 7.5 ft |
Depth, main pontoon | 1.66 m | 5.4 ft |
Depth, side pontoon | 1.25 m | 4.1 ft |
Design draught | 0.75 m | 2.5 ft |
DREDGE PUMP
Type | DY250-250 | |
Configuration | Single-stage centrifugal pump | |
Position | Inboard, mid-pontoon | |
Suction diameter | 250 mm | 10 inch |
Discharge diameter | 250 mm | 10 inch |
Spherical passage | 125 mm | 5 inch |
Impeller number of vanes | 3 | |
Drive Motor power | 261 kW | 350 hp |
Drive | Direct drive through a sigle stage gearbox | |
Pump speed | 825 – 975 rpm | |
Wear material | Wear resistant cast iron | |
Gearbox | Single-stage, vertical offset | |
Shaft seal | Mechanical seal |
DREDGE CUTTER HEAD
Type | DY9000-C Multi-purposed | |
Configuration | Crown type interchangeable teeth | |
Cutter Diameter | 0.9 m | 3.0 ft |
Cutter motor power | 35 kW | 47 hp |
Cutter motor speed | 0 – 40 rpm | |
Cutting system | 3 replaceable cutter teethNarrow, pick points and chisel type |
DREDGING WINCH
Type of winch | Drum winch | |
Movement | Swing 35 degrees to both sides | |
Number of winches | 2 unit | |
Wire pull | 40 kN | 8,820 lbs |
Hauling speed | 0 – 15 m/min | 0 – 49 ft/min |
Drive | hydraulic motor | |
Wire diameter | 16 mm | 0.63 inch |
Swing range at min depth | 22.8 m | 74.8 ft |
Swing range at max depth | 18.9 m | 62 ft |
LADDER HOISTING WINCH
Type of winch | Drum winch | |
Number of Winches | 1 unit | |
Wire pull | 40 kN | 8,820 lbs |
Hauling speed | 0 – 15 m/min | 0 – 49 ft/min |
Drive | Hydraulic motor | |
Wire diameter | 13 mm | 0.5 inch |
Anchor weight | 230 kg | 507 lbs |
DREDGE SPUDS
Total spud length | 10.2 m | 33.4 ft |
Outer spud diameter | 324 mm | 12.7 inch |
Total spud weight | 1,200 kg | 2,2646 lbs |
Cylinder lifting force | 55 kN | 12,127 lbs |
Cylinder stroke | 1.25 m | 4.1 ft |
FUEL
Fuel type | Diesel fuel | |
Tank capacity | 3,500 liters | 925 gal |
OPERATING CABIN
Total area | 3 m² | 32.3 sq-ft |
Cooling | Ventilation fan (a/c optional) | |
Lights | 2x exterior light and 2x flood light | |
Additional | Screen wipers | |
Instrumentations |
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