DRH85
The DRH85 is a dredge with steel cable that can be equipped with DRAGFLOW pumps HY85 or HY85HC.
This dredge is flexible: it can work everywhere and in any condition, thanks to its heavy duty, robust design.
The basic applications are mining, dredging, sand extraction, and other industrial applications.
Main features
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Only one operator is needed to control the entire dredger from the ergonomic operator cabin.
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Combines a working depth of up to 250 m with small overall dimensions and draft.
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Assembly operation takes as short as 6-8 hours. It can be mounted in any environment and has limited mobilization costs
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2
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5
1
Operator cabin
- Complete control panel
- Heating and air conditioning
- Ergonomic seat
- Safety equipment
- Emergency stop controls
2
Hydraulic Hoist
- Precisely moves pump up and down
- Depth measuring pulley
3
Winches (x4)
- For moving the dredge
- Steel cables up to 210 m
- Optional propeller
4
Floaters
- Two pontoons 8,5×1,8mx1,25m + central floater
- Small draft
5
Hydraulic Power Pack
- Sound proof canopy
- IVECO, VOLVO or CAT diesel engine
- Closed or open hydraulic circuit
- REXROTH-BOSCH or SAUER oil pump
Technical specifications
| HULL MAIN FEATURES | |
|---|---|
| Lenght | 8,5 m |
| Width | 6 m |
| Height | 5 m |
| Weight | 30 ton |
| MODULAR DESIGN | |
| Dimensions |
Two (2) pontoons 8 m x 1 m x 2 m. With central floater. |
| Draft | 60 cm |
| DREDGE ENGINE | |
| Type |
CAT, VOLVO or IVECO Diesel engine (175KW/235HP) |
| Fuel tank | 2500 l |
| Consumption | 210 gr/kW/h |
| TRANSPORTATION | |
|
Transportable in 4 containers 40’. Assembly operations takes as short as 6-8 hours |
Pump range
| HY85 LONG DISTANCE | HY85HC HIGH CAPACITY | |
|---|---|---|
| CAPACITY [m3/h] | 300 | 700 |
| HEAD [m] | 44 | 20 |
| DISCHARGE DIAMETER | DN200 | DN250 |
| MAX SOLID HANDLING | 60 mm | 90 mm |
EQUIPMENT
| STANDARD | FULL OPTIONAL | HIGH DEPTH | |
|---|---|---|---|
| Winches | √ | √ | √ |
| Hoist | √ | √ | √ |
| Operator cabin | √ | √ | √ |
| Control panel | √ | √ | √ |
| Digital Depth Gauge | √ | √ | √ |
| GPS | √ | √ | |
| Propeller | √ | √ | |
| Umbilical Hose | √ | √ | |
| Sonar | √ | √ | |
|
Spring driven spooler (up to 15 m) | √ | ||
|
Hydraulic Spooler (up to 300 m) | √ | ||
| Pressure compensator | √ |
Case histories
DRH85
