CUTTER SUCTION DREDGER 300

Dredge Main Particulars

Type of dredger Cutter Suction Dredger
Pontoons 3 dismountable pontoons
Transport Inside 4 containers
Suction pipe diameter 300 mm 12 inches
Discharge pipe diameter 300 mm 12 inches
Suitable for dredging material Clay, medium sand, and coarse sand
Dredging depth at 45 degrees 8.0 m 26.0 ft
Production 370 m³/hr 484 yd³/hr

Dredge Power Unit

Engine power 310 kW 415.7 hp
Engine speed 1,800 – 2,100 rpm
Cooling system Boxcooler
Generator 22 kVA

Dredger Main Dimensions

Length overall including ladder 21.5 m 70.5 ft
Number of pontoons 3 dismountable
Length over pontoons 14.5 m 47.6 ft
Width overall during operation 5.3 m 17.4 ft
Width overall during transport 2.3 m 7.5 ft
Depth, main pontoon 1.6 m 5.2 ft
Depth, side pontoon 1.25 m 4.1 ft
Design draught 0.75 m 2.5 ft

Dredge Pump

Type DY300-300
Configuration Single-stage centrifugal pump
Position Inboard, mid-pontoon
Suction diameter 300 mm 12 inches
Discharge diameter 300 mm 12 inches
Spherical passage 150 mm 6 inches
Impeller number of vanes 3
Drive Motor power 310 kW 415.7 hp
Drive Direct drive through a single-stage gearbox
Pump speed 650 – 800 rpm
Wear material Wear-resistant cast iron
Gearbox Single-stage; vertical offset
Shaft seal Mechanical seal

Dredge Cutter Head

Type DY900-C Multi-purposed
Configuration Crown-type interchangeable teeth
Cutter diameter 0.9 m 3.0 ft
Cutter motor power 40 kW 53.6 hp
Cutter motor speed 0 – 40 rpm
Cutting system Replaceable (narrow, pick-point, chisel type)

Dredging Winch

Type of winch Drum winch
Movement Swing 35 degrees to both sides
Number of winches 2 units
Wire pull 35 kN 7,868 lbs
Hauling speed 0 – 20 m/min 0 – 66 ft/min
Drive Hydraulic motor
Wire diameter 13 mm 0.5 inches
Swing range at min depth 24.2 m 79.4 ft
Swing range at max depth 20.5 m 67.2 ft

Ladder Hoisting Winch

Type of winch Drum winch
Number of winches 1 unit
Wire pull 35 kN 7,868 lbs
Hauling speed 0 – 20 m/min 0 – 66 ft/min
Drive Hydraulic motor
Wire diameter 13 mm 0.5 inches
Anchor weight 230 kg 507 lbs

Dredge Spuds System

Total spud length 10.2 m 33.4 ft
Outer spud diameter 324 mm 12.7 inches
Total spud weight 1,350 kg 2,976 lbs
Hydraulic cylinder force 55 kN 12,364 lbs
Cylinder stroke 1.25 m 4.1 ft

Fuel System

Fuel type Diesel fuel
Tank capacity 3,500 liters 925 gallons

Operating Cabin

Total area 3.0 m² 32.3 sq ft
Cooling Ventilation fan (A/C optional)
Lights 2x exterior lights and 2x flood lights
Additional Screen wipers
Instrumentations
  • Dredging depth indicator
  • Discharge pressure gauge
  • Vacuum pressure gauge