Dredger 4000

4000

Dredging installation

Dredge pump type

AH, AHR, HH, L, LR, M, SP, SPR, ZGB, ZGBP

Pump flow

4000 cbm/h

Pump capacity on dry soil

800 t/h

Pump slurry head

70 m

Maximum dredging depth

7 m - 25 m

Slurry transportation distance

1200 m

Suction / discharge pipe diameter

32 in

Dredger main body characteristics

Suction ladder length

12 m - 30 m

Board height

2,0 m

Minimum steel thickness of dredger hull

Central pontoon

- side, deck, bulkheads

S = 10 mm

- bottom

S = 12 mm

- transom

S = 16 mm

Side pontoon

- bottom

S = 8 mm

- side, deck, bulkheads

S = 6 mm

Dredging pump drive - diesel engine

Engine brand

Russian origin or Caterpillar, MAN, Cummins, Weichai

Engine power

- minimal

630 kWt (857 h.p.)

- optimal

900 kWt (1224 h.p.)

- maximal

1170 kWt (1591 h.p.)

Gearbox

hydraulic

Fuel tank capacity

6 cbm

Diesel power station

Engine brand installed

Russian origin or any on demand

Power station capacity

- minimal

300 kWt

- optimal

400 kWt

- maximal

500 kWt

Fuel tank capacity

4 cbm

Hydraulic auxiliary engine

Engine brand installed

Russian origin or any on demand

Hydraulic station diesel engine capacity

- minimal

300 kWt

- optimal

400 kWt

- maximal

500 kWt

Fuel tank capacity

2 cbm

Ladder winch

Rated pull

250 KN (20 t)

Rope speed

18-35 m/min

Wire rope capacity

150 m

Swing and spud winches - 4 pcs

Rated pull

50 KN (5,0 t)

Rope speed

18-35 m/min

Wire rope capacity

150 m

Soil milling equipment types and parameters

1. Waterjet

Water head

125 m

Water capacity

630 cbm/h

2. Cutter

Diameter

2,0 m

Hydraulic motor power

500 kWt

Auxiliary water pump

Water head

80 m

Water capacity

300 cbm/h

Onboard slurry pipeline fittings

Check hatch

before slurry pump

Flexible suction corrugated tube

1 pcs

Turning stern device

rubber cloth

Rubber expansion joint for slurry pump

2 pcs

Installed dredging systems and vessel equipment

Counter-landslide setup

YES

Slurry pump rinsing system

YES

Outboard boxcooler

Double-circuit

Ejector nozzle for waterjet milling

YES

Improved assembly

YES

Machine room ventilation

extract and input

Side pontoons drainage system

YES

Machine room drainage system

YES

Fire extinguishing system

YES

Electrical equipment

Elcetric rack

1

Dredger control panel

2 pcs

Machine room light points

4

Otside spotlights qt.

2

Optional equipment

Electric version dredger with electric driven motors, engines and equipment

Dredging efficiency control system

Video surveillance system

Alarm and equipment malfunction warning system

Digital equipment state monitoring system

Consistent equipment work automatization

Deck crane

Piling spuds

Elctric based drives

Ergonomic operator's seat

Strengthened hull from marine steel

Anticorrosive hull coating from polyurea