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A10V028DR
Rexroth
Product Overview:
The A10V028DR is a high-performance swashplate design axial piston pump from the renowned Rexroth A10V series. Specifically engineered for open circuit hydraulic systems, this variable pump delivers exceptional reliability, efficient operation, and precise pressure control under demanding conditions . With a displacement of 28 cc/rev and the advanced DR pressure control, it provides constant pressure regulation for a wide range of industrial and mobile applications. This unit is a direct, high-quality replacement solution for original Rexroth equipment.
Technical Specifications:
Model: A10V028DR
Type: Swashplate design, variable axial piston pump
Displacement: 28 cm³/rev (steplessly variable)
Nominal Pressure: 280 bar (continuous operation)
Maximum Pressure: 315 bar (32 MPa)
Control Type: DR - Pressure control (constant pressure system)
Design: For open circuit hydraulic systems
Mounting Flange: SAE A / ISO 3019-1 standard (2-bolt)
Rotation Direction: Clockwise / Counter-clockwise (optional)
Weight: Approximately 18 kg
Temperature Range: -20°C to +80°C
Core Features:
Swashplate Design: The robust swashplate design ensures reliable operation and excellent efficiency in open circuit applications .
DR Pressure Control: Advanced pressure control maintains constant system pressure regardless of flow demand, providing precise pressure regulation for consistent machine operation .
Stepless Variable Displacement: Flow is proportional to drive speed and displacement, adjustable steplessly from maximum down to zero, offering precise flow matching to reduce energy consumption and heat generation .
Excellent Self-Priming: Superior suction performance ensures reliable operation even in demanding conditions and at higher speeds .
Through-Drive Capability: Universal through-drive design (100% through-drive torque) allows mounting of additional pumps (gear pumps or smaller piston pumps) for multi-circuit systems, enabling flexible system configurations .
Low Noise Operation: Optimized design with pre-compression volume ensures low noise levels during operation, making it suitable for noise-sensitive environments .
Durability: Robust bearing system and high-quality materials ensure long service life in demanding continuous operation. The drive shaft can withstand both axial and radial loads .
Short Control Times: Fast response to system demands for improved machine performance and productivity .
Main Applications (Suitable Equipment):
The A10V028DR is widely recognized as a versatile and reliable hydraulic power unit. It is extensively used in:
Machine Tools:
Hydraulic feed systems for machining centers and lathes
Clamping systems for workholding and fixtures
Tool changing mechanisms in CNC machines
Hydraulic power units for various machine tools
Industrial Machinery:
Injection molding machines requiring precise pressure control
Hydraulic presses (C-frame, H-frame, and bench presses)
Plastic machinery (blow molding, extrusion lines)
General industrial hydraulic systems (power packs, test stands)
Construction Machinery:
Small excavators (1.5-6 ton class) - auxiliary functions
Skid steer loaders and compact loaders
Concrete pump truck - auxiliary boom control systems
Road rollers and small compaction equipment
Material Handling:
Forklifts (counterbalance, reach trucks)
Pallet stackers and order pickers
Aerial work platforms (scissor lifts, boom lifts)
Small cranes and hoisting equipment
Agricultural Machinery:
Tractors (auxiliary hydraulic functions)
Harvesters and balers
Agricultural implements with hydraulic controls
Metallurgical Industry:
Steel mill equipment (shearing machines, bending rolls)
Forging manipulators and handling equipment
Marine & Offshore:
Small ship hydraulic systems (hatch covers, winches)
Deck machinery for small vessels
Automotive Industry:
Car lifts and workshop equipment
Test benches and manufacturing jigs