CUTTER SUCTION DREDGER 350

Dredge Main Particulars

Type of dredger Cutter Suction Dredger
Pontoons 3 dismountable pontoons
Transport Dismountable on flat tracks
Suction pipe diameter 350 mm 14 inches
Discharge pipe diameter 350 mm 14 inches
Suitable for dredging material Clay, medium sand, and coarse sand
Dredging depth at 45 degrees 9.0 m 29.5 ft
Production 460 m³/hr 601 yd³/hr

Dredge Power Unit

Engine power 447 kW 599 hp
Engine speed 1,800 – 2,100 rpm
Cooling system Boxcooler
Generator 22 kVA

Dredger Main Dimensions

Length overall including ladder 22.9 m 75.1 ft
Number of pontoons 3 dismountable
Length over pontoons 15.0 m 49.2 ft
Width overall during operation 5.6 m 18.4 ft
Width overall during transport 2.5 m 8.2 ft
Depth, main pontoon 2.0 m 6.6 ft
Depth, side pontoon 1.5 m 4.9 ft
Design draught 1.0 m 3.3 ft

Dredge Pump

Type DY350-300
Configuration Single-stage centrifugal pump
Position Inboard, mid-pontoon
Suction diameter 350 mm 14 inches
Discharge diameter 300 mm 12 inches
Spherical passage 150 mm 6 inches
Impeller number of vanes 3
Drive power 447 kW 599 hp
Drive Direct drive through a single-stage gearbox
Pump speed 600 – 800 rpm
Wear material Wear-resistant cast iron
Gearbox Single-stage, vertical offset
Shaft seal Mechanical seal

Dredge Cutter Head

Type DY1000-C Multi-purposed
Configuration Crown-type interchangeable teeth
Cutter diameter 1.0 m 3.3 ft
Cutter motor power 50 kW 67 hp
Cutter motor speed 0 – 35 rpm
Cutting system Replaceable (narrow, pick-point, chisel type)

Dredge Side Pull Winch

Type of winch Drum winch
Movement Swing 35 degrees to both sides
Number of winches 2 units
Wire pull 40 kN 8,992 lbs
Hauling speed 0 – 20 m/min 0 – 66 ft/min
Drive Hydraulic motor
Wire diameter 16 mm 0.63 inches
Swing range at min depth 25.5 m 83.6 ft
Swing range at max depth 21.6 m 70.8 ft

Ladder Hoisting Winch

Type of winch Drum winch
Number of winches 1 unit
Wire pull 40 kN 8,992 lbs
Hauling speed 0 – 20 m/min 0 – 66 ft/min
Drive Hydraulic motor
Wire diameter 16 mm 0.63 inches

Dredge Spuds System

Total spud length 12.5 m 41 ft
Outer spud diameter 355.6 mm 14 inches
Total spud weight 1,550 kg 3,417 lbs
Hydraulic cylinder force 65 kN 14,612 lbs
Cylinder stroke 1.25 m 4.1 ft

Fuel System

Fuel type Diesel fuel
Tank capacity 8,000 liters 2,113 gal

Operating Cabin

Total area 4.4 m² 47.4 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