LPV90 Hydraulic Axial Piston Pumps With Charging Oil Pump

Product Description

LPV90 Hydraulic Axial Piston Pumps with Charging Oil Pump

· cast iron housing

· hydraulic components

· Power components of hydraulic systems

· higher efficiency

· Simple layout

· System Solutions

· work fast

· Fully replace imported products

· Patent certificate certification

· 1 year warranty

· Application rice harvester

· Category Variable displacement axial piston pump

Hydraulic Motor Pump System System Solutions information:

Maximize your farm's potential with our innovative hydraulic pump motor system. This advanced system is the key to enhancing your agricultural machinery's capabilities, offering a high-performance pump and motor that work in perfect harmony. Designed for ease of installation and low maintenance, it's ideal for a range of farming activities, from land preparation to crop management. Trust our hydraulic system to deliver consistent power and efficiency, making your farm operations more effective than ever.

Specifications:

Hydraulic Motor Pump System technical parameter

Hydraulic Motor Pump System notices:

**Regular Temperature Monitoring**: Monitor the temperature of the hydraulic fluid. Overheating can degrade the fluid and damage the system components. Install temperature gauges and ensure that the system operates within the recommended temperature range. If overheating occurs, investigate and resolve the cause promptly to avoid long-term damage.

Hydraulic Motor Pump System use:

The hydraulic pump motor system for agricultural machinery is widely used in various types of agricultural machines, such as self-propelled harvesters1, tillage machines2, irrigation machines3, etc. The system can also be integrated with other technologies, such as electro-hydraulic control2, hydraulic suspension2, HST (Hydro Static Transmission)3, HMT (Hydro Mechanical Transmission)2, etc., to achieve higher automation and intelligence levels.

Factory Production & Inspection Evidence

Production of the LPV90-MA-R-23 closed axial piston pump is recorded and traceable to Shandong Highland Hydraulic Seiko Co., Ltd. as the manufacturer. The supplied project record lists a production quantity of 100 units, and the factory test report identifies the tested unit by Component No. 02604200203002.

• LPV – LPV series closed axial piston pump
• 90 – 90 mL/r displacement
• MA – manual servo control
• R – clockwise rotation
• 23 – 23-tooth input shaft (16/32 pitch)

Evidence type: factory production / product identification.

Factory Performance Testing

The LPV90-MA-R-23 is evaluated on the factory closed-loop hydraulic pump test bench. The test documentation records Component No. 02604200203002, a test on 2026/4/20 at 9:12, a test temperature of 22.7 °C and a power recovery ratio of 50%. Rated displacement is 90.5 mL/rev and rated pressure is 35 MPa; the test-bench main parameters are a maximum speed of 3200 r/min and a maximum pressure of 42 MPa.

Recorded Test Data

The closed-loop report logs speed, pressure, flow, displacement, torque, input power, output power, overall efficiency, volumetric efficiency and charge pressure for the LPV90-MA-R-23. Selected factory-recorded test points are provided for reference.

Charge pressure: 1.7 MPa; charge flow 22.4 L/min. Values are reproduced from the original test record and should be interpreted according to the test-bench measurement and calculation method.

Engineering Drawing & Dimensions

Mounting flange, output shaft spline, hydraulic port, control interface and rotation-direction details for the LPV90-MA-R-23 are shown in the supplied LPV70/90-MA-R/L-21/23/14-NN drawing. Key interface information includes:

• High pressure ports A and B; leakage ports L1 / L2; oil suction port S
• High pressure relief valves A / B; low pressure relief valve
• Pressure taps Ma / Mb: 9/16-18; servo-cylinder pressure taps (both sides): 9/16-18
• Input shaft spline options: 21 teeth (16/32 pitch), 23 teeth (16/32 pitch), 14 teeth (12/24 pitch), 30° pressure angle
• Input shaft dividing circle diameters: Ø33.34 mm (21T) / Ø36.5 mm (23T) / Ø29.63 mm (14T)
• Control handle spline: 1/4-20 UNC-2A, 24 teeth, diametrical pitch 64/128, OD 9.5 mm (SAE 1963)
• Mounting: 4 bolts M12, 25 mm depth; ports L1 / L2 1 1/16-12; port S 1 5/16-12; relief valve options 32 / 35 / 40 MPa; charge/suction pressure 1.8–2.4 MPa
• Rotation direction R (clockwise) / L (anticlockwise)

Drawing technical requirement: minimum speed 500 r/min, maximum speed 3000 r/min, rated working pressure 30 MPa. Interface dimensions should be confirmed against the engineering drawing before installation.

Quality Control & Final Inspection

The LPV90-MA-R-23 is checked against product identification, factory test documentation and engineering specifications. The test report documents the pump's displacement, pressure, speed, flow and output power recorded during closed-loop testing.

• Product model identification
• Hydraulic pump performance testing
• Pressure and speed verification
• Flow and displacement recording
• Torque and power measurement
• Overall and volumetric efficiency recording
• Engineering interface verification

Dimensional inspection · surface and finish inspection · assembly inspection · leakage inspection · rotation (R / L) inspection · port and interface inspection · final inspection before packing.

Project Reference

The model is listed in the project record for the Belarus client. The record lists Shandong Highland Hydraulic Seiko Co., Ltd. as manufacturer, a quantity of 100 units and a rye harvester application.

• Project: Variable Piston Pump for Belarus
• Model: LPV90-MA-R-23
• Quantity: 100 units
• Application: Rye harvester
• Client: Belarus
• Manufacturer: Shandong Highland Hydraulic Seiko Co., Ltd.
• Drive configuration: Closed circuit hydraulic system

Technical Documents

Technical documents available for the LPV90-MA-R-23 include:

These documents provide data on displacement, speed, pressure, torque, power, temperature and weight, and confirm the LPV90 as a closed axial piston pump. The relevant records are stored under the unit's component number.

Hydraulic Motor Pump System faq

Q1. Can I have a sample order for hydraulic motor pump system?

A: Yes, we welcome sample order to test and check quality.

Q2. What about the hydraulic motor pump system lead time?

10 to 15 days for samples, mass production according to MOQ

Q3. Do you have any MOQ limit for hydraulic motor pump system?

A: Low MOQ, 1pc for sample checking is available.

Q4. How do you ship the hydraulic motor pump system and how long does it take to arrive?

Ship by sea, it generally takes 15-20 days to arrive, and air is also optional.

Q5. How to proceed an order for hydraulic motor pump system

A: Firstly let us know your requirements or application.

Secondly We quote according to your requirements or our suggestions.

Thirdly customer confirms the samples and places deposit for formal order.

Fourthly We arrange the production.

Q6: Do you offer guarantee for the hydraulic motor pump system?

A: Yes, we offer 1 years warranty to our products.

Q7: How to deal with the faulty hydraulic motor pump system?

Firstly, our products are produced in strict quality control system.Secondly, we will inspect the defective pump and motor, and then respond according to the actual situation.