Dredger 4000

Brand: UHMP
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
Electric rack 1
Dredger control panel 2 pcs
Machine room light points 4
Outside 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
Electric based drives
Ergonomic operator's seat
Strengthened hull from marine steel
Anticorrosive hull coating from polyurethane