Dragflow DRH400 – High-Efficiency Solution for Excavator-Based Dredging
For projects requiring precise sediment removal and high-capacity slurry handling, the Eddy Pump Excavator Dredge concept is perfectly realized with the Dragflow DRH400, supplied by Ace Centro Enterprises (ACE). This self-propelled dredge with steel cables integrates the powerful Dragflow HY400 hydraulic dredging pump, offering unmatched performance in deep harbor, marine, and mining dredging applications.
The DRH400 is ideal for excavator-assisted operations where controlled dredging, mud removal, and high-density slurry transfer are essential. Its modular pontoon design provides stability and flexibility at various depths, including environments with low pH or highly abrasive slurry mixtures.
Versatile Applications
ACE provides a complete range of electric and hydraulic submersible dredge pumps to support operations such as:
Harbor, port, and canal dredging
Marina cleaning
Sand reclaiming
Mine tailing removal
Quarrying and aggregate processing
Wastewater and pollution control
Heavy slurry pumping
Oil spill management
Tunneling and bentonite pumping
Sewage pumping
Dam, dike, and lake construction
Channel dredging
Through its Arabian Gulf sales network, ACE supplies self-propelled dredgers with telescopic and ladder dredge pump options for Middle Eastern and African clients, serving ports, marinas, offshore platforms, and jetties.
Product Specifications – Dragflow HY400 Pump
Advanced Agitator System
The HY400 pump features a high-efficiency agitator, ensuring smooth lifting and conveying of medium to high specific weight slurry mixtures, including:
Mud
Slime
Silt
Sand
Gravel
This design ensures optimal performance for excavator-assisted dredging where eddy currents and sediment control are critical.
High-Capacity Slurry Performance
Handles slurries up to 1.7 specific gravity
Solids handling capability from 20 mm to 120 mm (5 inches)
Flow rates up to 4000 m³/hr
Pumping distances up to 1500 meters, extendable using booster pumps
Dredging depths up to 300 meters, proven in large dam and canal projects
Durability and Reliability
Low Operating Speed
Reduces wear and extends component life.
Integrated Protection
Motor temperature sensor
Oil chamber moisture sensor
Advanced Seal System
Unique lip seal system with front deflector
Teflon layers resist both high and low pH
Precision-machined parts with grease injection points for long seal life
Heavy-Duty Wear Components
All wear parts manufactured in High Chrome Alloy
Pump castings 100% made in Italy using high-quality metallurgy
Electrical Configurations
Available in 50 Hz and 60 Hz versions to suit global requirements
Why Choose DRH400 for Eddy Pump Excavator Operations?
The Dragflow DRH400 excels in excavator dredge applications by providing:
Precise sediment removal with minimal downtime
High slurry flow capacity and extended pumping distance
Reliable steel cable positioning for stability
Resistance to abrasive, acidic, or heavy slurry mixtures
Modular design for flexible deployment in deep-water or confined areas
The DRH400 ensures consistent performance, durability, and efficiency for industrial and marine dredging operations, making it the top choice for eddy pump excavator dredge projects.
Eddy Pump Excavator Dredge DETAILED DRH400 SELF-PROPELLED DREDGE WITH STEEL CABLES
