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The A10VSO71DFLR/31R-PPA42N00 is a high-performance axial variable displacement piston pump designed for demanding mining appliions. This Rexroth hydraulic pump features German engineering with exceptional durability and precise flow control.
Contact: WhatsApp +85267220981 | Email yli97584@gmail.com Brand: Rexroth Warranty: 12 Months Certifiion: ISO Material: Iron Condition: Original
The A10VSO71 is a variable displacement axial piston pump with a swashplate design, designed for hydrostatic transmission in open circuits. It offers stepless flow regulation by adjusting the swashplate angle and is widely used in high-power hydraulic systems for industrial and mobile appliions, such as construction machinery, metallurgy, and marine equipment.
2. What are the key features of the A10VSO71 pump?
Pressure Range: Nominal pressure of 280 bar, peak pressure of 350 bar
Flow Control: Flow is proportional to drive speed and displacement, adjustable via swashplate angle
Efficiency: Energy saving modes reduce energy consumption by 30% compared to fixed pumps
Versatility: Supports through shaft drive for additional pump installation
3. What control options are available?
The series offers multiple control modes:
DR/DRG: Pressure control (direct or remote)
DFR: Pressure and Flow Composite Control
DFLR: Integrated Control of Pressure, Flow, and Power
ED/EP: Electrohydraulic proportional control
4. How to install the pump correctly?
Orientation: Prefer horizontal shaft mounting; Vertical installation requires rough oil priming and air blending
Drain Lines: The shell drain ports (L1/L2) must be separately led to the fuel tank, with a back pressure of ≤ 0.5 bar
Suction Pressure: Maintain ≥ 0.8 bar absolute at the inlet (≥ 0.5 bar during cold start)
Piping: Use SAE standard flange ports and vibration solubilizing connectors
5. What are common faults and their solutions?
Low/No Flow: Check for clogged suction pipe, leaks, or low tilt angle of the inclined plate
Pressure Fluctuations: Inspect to control piston wear or foreign objects entering the variable mechanism
Overheating: Verify oil cleanliness (NAS ≤ 9) and cooling system
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
