China Rexroth Piston Pump manufacturer
Shaoyang Victor Hydraulic Co., Ltd.
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Hydraulic Construction Machinery Piston Pump 350 Bar Variable Axial Piston Pump

Hydraulic Construction Machinery Piston Pump 350 Bar Variable Axial Piston Pump

Brand Name SY Hydraulic
Model Number SY-A11V(L)O
Certification China Classification Society Certification
Place of Origin China
Minimum Order Quantity 1pc
Price USD 1500-3500 / pc
Payment Terms T/T
Supply Ability 1500 pcs per month
Delivery Time 15-30 days
Packaging Details Standard Export Wooden Case
Type Variable axial piston pump
Power Hydraulic
Straight Shaft Swashplate Piston Type Axial Pump
Radial Plunger Pump Type Axial Flow
Pressure 35MPa
Detailed Product Description

Construction Machinery Piston Pump 350 Bar Pressure & Heavy-Duty Application Guide

 

 

Features:

 

1. Cross-port sensing for precise load feedback
2. Multi-pump configuration capability (up to triple pumps)
3. Case drain pressure limitation (max 2 bar)
4. Fast response control (step response time <150 ms)
5. Dynamically balanced rotating group (up to 3000 rpm)
6. Case-hardened critical components (HRC 60+)
7. SAE standard mounting flanges (SAE J744 compliant)
8. Leakage monitoring ports with integrated case drain channels
9. Energy recovery optimization for hybrid systems
10. Global certifications (CE/UL/CCC compliant)

 

 

Technical data:

 
Without charge pump (A11VO)
 
SizeNG40607595130145190260
Geometric displacement,
per revolution
Vg maxcm34258.57493.5130145193260
Vg mincm300000000
Maximum
rotational speed
at Vg maxnnomrpm30002700255023502100220021002000
at Vg ≤ Vg maxnmaxrpm35003250300027802500250021002300
Flowat nnom and Vg maxqvl/min126158189220273319405468
Powerat nnom, Vg max
and Δp = 350 bar
PkW7492110128159186236273
Torqueat Vg max
and Δp = 350 bar
MNm23432641252172480810751448
Rotary stiffness drive shaftZckNm/rad88.9102.4145.8199.6302.5302.5346.2686.5
PckNm/rad87.5107.9143.1196.4312.4312.4383.2653.8
SckNm/rad58.386.3101.9173.7236.9236.9259.8352
TckNm/rad74.5102.4125.6148.3301.9567.1
Moment of inertia of the rotary groupJTWkgm20.00480.00820.01150.01730.03180.03410.0550.0878
Maximum angular accelerationαrad/s²2200017500150001300010500900068004800
Case volumeVL1.11.351.852.12.92.93.84.6
Weight (without through-drive) approx.mkg32404553666795125

 

 

With charge pump (A11VLO)

 

SizeNG130145190260
Geometric displacement,
per revolution
Vg maxcm3130145193260
Vg mincm30000
Maximum
rotational speed
at Vg maxnnomrpm2500250025002300
at Vg ≤ Vg maxnmaxrpm2500250025002300
Flowat nnom and Vg maxqvl/min325363483598
Powerat nnom, Vg max
and Δp = 350 bar
PkW190211281349
Torqueat Vg max
and Δp = 350 bar
MNm72480810751448
Rotary stiffness drive shaftZckNm/rad302.5302.5346.2686.5
PckNm/rad312.4312.4383.3653.8
SckNm/rad236.9236.9259.8352
TckNm/rad301.9567.1
Moment of inertia of the rotary groupJTWkgm20.03370.0360.05770.0895
Maximum angular accelerationαrad/s²10500900068004800
Case volumeVL2.92.93.84.6
Weight (without through-drive) approx.mkg7273104138

 

 

Specifications:

 

Warranty1 Year
SpecificationSY-A11V(L)O
Place of OriginChina
TypeRexroth axial piston pump
ColorAvailable any color
HS Code8413503190
ApplicationConstruction machinery,Mobile Machinery
Constant pressure350 bar
Maximum torque1448 Nm
Displacement60-260cc

 

 

Applications:

 

1. Within the mining equipment industry, the Rexroth A11V(L)O pump is recognized for its rugged durability and high-performance capabilities. This axial piston pump is designed to operate in the harshest mining environments, delivering consistent hydraulic power even under extreme pressure and abrasive conditions. Its advanced control system and self-priming function ensure reliable start-up and optimal flow management, which are crucial for the continuous operation of heavy mining machinery. The pump’s compact design and robust construction facilitate easy integration into mining trucks, drilling rigs, and material handling systems. Energy efficiency and precise flow regulation further contribute to reduced operational costs and increased uptime. In addition, its innovative design minimizes maintenance requirements, ensuring long service intervals in challenging mining applications. Overall, this pump plays a vital role in maximizing productivity, safety, and performance in modern mining operations while supporting sustainable resource extraction practices.

 

2. In the demanding mining industry, the Rexroth A11V(L)O pump sets a benchmark for robust performance and reliability. This hydraulic pump is engineered to withstand extreme operational conditions such as high abrasive wear, shock loads, and fluctuating pressure environments. Its sophisticated control system and self-priming capability ensure smooth startup and consistent operation, making it ideal for heavy mining machinery used in ore extraction and material transport. The pump's energy-efficient design and precise flow adjustment contribute to reduced operational costs and increased uptime. Its compact yet durable construction allows for easy installation in confined spaces typical of mining operations. Additionally, the pump’s advanced features minimize maintenance intervals and extend service life, ensuring uninterrupted operation even in the most challenging settings. With its exceptional reliability and efficiency, this pump is an indispensable component for enhancing mining operations and ensuring continuous performance in challenging conditions.

 

 
 

Competitive Advantage:

 

1. Rexroth A11V(L)O is engineered for low noise operation by optimizing hydraulic flow paths and reducing internal friction, resulting in a quiet working environment; this innovative hydraulic pump minimizes vibration and noise pollution, thereby enhancing operator comfort and equipment durability while meeting stringent environmental standards in high-demand industrial applications, ensuring a silent yet powerful performance, delivering consistently remarkable operational quietness daily.

 

2. Rexroth A11V(L)O is designed for easy maintenance with a modular architecture and standardized components that simplify repair work and reduce downtime; this advanced axial piston pump enables quick troubleshooting and routine servicing, thereby providing significant operational cost savings and long-term reliability, while ensuring that maintenance procedures are efficient and minimally disruptive in demanding industrial settings, guaranteeing consistently optimal service performance.

 

3. Rexroth A11V(L)O boasts a compact design that offers powerful functionality in a small footprint, enabling easy installation in confined spaces; this advanced piston pump maintains high performance and efficiency despite its reduced size, thereby meeting the stringent requirements for compactness and flexibility in modern industrial installations, while delivering exceptional results in space-limited environments, ensuring consistently outstanding performance and operational excellence.

 

 

The Analysis For Rexroth A11V(L)O Axial Piston Pump Common Breakdown: 

 

1. Signal transmission issues may stem from wiring faults, electromagnetic interference, or aging connectors, causing delayed or inaccurate control signal delivery that affects hydraulic regulation. It is recommended to inspect wiring, update old connectors, and implement better interference shielding. This piston pump must maintain robust signal integrity to ensure precise control and consistent system performance in demanding applications.

 

2. System overload is usually caused by operating beyond design limits, incorrect flow adjustments, or incompatible components, resulting in excessive pressure and heat that shorten component life and trigger cascading failures. It is recommended to operate strictly within rated parameters and perform load balancing. This axial piston pump must be used within safe limits to ensure reliable, efficient performance without damage.

 

3. Component wear is often caused by prolonged heavy-duty operation, inadequate lubrication, or poor oil quality, leading to seal failure and reduced precision that affect system stability. It is advised to perform regular inspections, replace worn parts promptly, and ensure proper lubrication. This hydraulic pump requires diligent maintenance to sustain optimal performance and extend service life under demanding conditions.

 

 

Product Tags: Construction Machinery Piston Pump 350 Bar   Hydraulic Variable Axial Piston Pump  
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