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A10VSO18DR/31L-VPA12N00 A10VSO18DFR/31L-PPA12N00 Rexroth Germany original hydraulic station hydraulic pump genuine imported
Parameter
Details
Product Name
Hydraulic Piston Pump
Brand Name
REXROTH
Place of Origin
Fujian, China
Pump Type
Piston Pump
Material
Cast Iron
Application
Construction Machinery
Displacement
Depend on Model
Dimension (L*W*H)
Depend on Model
Maximum Flow Rate
Depend on Model
Power (W)
Depend on Model
Pressure
Depend on Model
Structure
Depend on Model
A10VSO100DR/32R-PPB22U99
A10VSO71DG/32R-VPB22U00
A10VSO100DG/32R-PPB32U99
A10VSO71DRG/32R-PPB22U99
A10VSO45DR/32R-PPB22U00
A10VSO140DFLR/31L-VPA12N00
A10VSO45DRF/32R-PPB22U00
A10VSO45DG/32R-VPB22U00
A10VSO45DRF/32R-VPB22U00
A10VSO45DG/32R-PPB32U00
A10VSO45DRF1/32R-VPB32U00
A10VSO71DR/32R-PPB22U00
A10VSO71DRS/32R-PPB22U00
A10VSO71DRS/32R-PPB22U99
A10VSO140DG/31R-VPA12N00
A10VSO140DFR/31R-VPA12N00
A10VSO140DFLR/31L-PPA12N00
A10VSO45DRF1/32R-PPB22U00
A10VSO71DG/32R-PPB22U00
A10VSO45DRG/32R-PPB22U00
A10VSO71DG/32R-PPB22U99
A10VSO71DR/32R-PPB22U99
A10VSO71DRF/32R-PPB22U99
A10VSO71DRF1/32R-PPB22U00
A10VSO71DRF1/32R-PPB22U99
A10VSO71DRG/32R-PPB22U00
A10VSO140DR/31R-VPA12N00
A10VSO140DRG/31R-VPA12N00
A10VSO140DR/31L-VPA12N00
A10VSO45DG/32R-PPB22U00
A10VSO45DRS/32R-PPB22U00
A10VSO45DR/32R-VPB22U00
FAQ;
1. Cross-System Collaboration & Matching
Q1: How to match this pump with a hydraulic motor to ensure efficient power transmission?
A4: Key matching principles and steps: ① Power matching: The pump’s output power (calculated by P = Q×p/600) should be 5-10% higher than the motor’s rated power to avoid overload. For example, a pump with 67.5 L/min flow and 280 bar pressure outputs 31.5 kW, so match a 35 kW motor (Rexroth A2FM 63); ② Speed matching: The motor’s maximum speed should match the pump’s flow—if the motor requires 1500 rpm, the pump’s flow at 1500 rpm should meet the motor’s flow demand (e.g., A2FM 63 requires 63 L/min, so the pump’s flow can be adjusted to 63 L/min via FR control); ③ Interface matching: Ensure the pump’s pressure port thread (G 1 1/4") matches the motor’s inlet thread, and use a high-pressure hose with the same inner diameter (DN20); ④ Control coordination: Connect the motor’s speed sensor to the pump’s control system—when the motor speed is lower than 1400 rpm, the pump automatically reduces pressure by 10% to protect the motor. This matching method ensures power transmission efficiency ≥90%.
Q2: What are the precautions for connecting this pump to a hydraulic accumulator system?
A5: Accumulator system connection precautions: ① Installation position: Install the accumulator 1-1.5m away from the pump’s pressure port, with a check valve between them to prevent oil backflow when the pump is stopped; ② Pressure setting: The accumulator’s pre-charge pressure should be 60-70% of the pump’s working pressure (e.g., 180 bar for 280 bar working pressure), and the pump’s pressure limiting value should be 10 bar higher than the accumulator’s maximum working pressure; ③ Safety protection: Install a pressure relief valve (350 bar) and a burst disc (380 bar) on the accumulator pipeline to avoid overpressure; ④ Control adjustment: Adjust the FR control’s response time to 0.3s to avoid pressure shocks when the accumulator is charging; ⑤ Maintenance: Check the accumulator’s pre-charge pressure monthly (use a nitrogen pressure gauge) and replace the seal every 12 months. Improper connection may cause the pump to cycle between load and unload frequently, reducing its service life by 30%.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2015
Total Annual:
2000000-5000000
Employee Number:
30~50
Ecer Certification:
Verified Supplier
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