A10VSO100DFR/31R-VKC62N00 A10VSO100DFR/31R-VSA12N00 A10VSO100DFR/31R-PPA12N00
A10VSO100FHD/31R-PPA12N00 A10VSO100DRG/31R-PPA12N00 German mining hydraulic pump Rexroth axial variable piston pump

FAQ:

Functional Analysis Document (FAD) – A10VSO100 Series

Document Control

• Prepared By: [Your Name/Team]

• Date: August 18, 2025

• Version: 1.0

• Approved By: [Approver Name]

• Reference No.: [ECN/ECR Number, if applicable]

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1. Scope

This FAD outlines the functional specifications, performance parameters, and quality requirements for the A10VSO100 series axial piston pumps, including:

• Model Variants: A10VSO100DR/DFR/EP

• Applications: Industrial hydraulics, mobile machinery, and power units.

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2. Key Specifications

Parameter Value/Range Remarks
Displacement 100 cm³/rev Fixed displacement design
Max Pressure 350 bar (continuous) Peak: 400 bar
Speed Range 800–3600 rpm Dependent on lubrication conditions
Fluid Compatibility Mineral oil (ISO VG 46-68) Temp range: -20°C to +80°C
Efficiency ≥92% (volumetric) Tested per ISO 4409

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3. Functional Components

• Housing: Aluminum alloy (hardness: HB 90–120).

• Rotating Group: Ceramic-coated pistons for reduced wear.

• Control Mechanism: Pressure compensator (DFR) or load-sensing (EP) options.

• Seals: NBR/FKM materials (valid date: 10 years from manufacture).

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4. Quality & Testing

• Inspection Criteria:

◦ IQC: Dimensional checks per DWG-100-01 (tolerance ±0.05mm).

◦ IPQC: Leakage test at 1.5x rated pressure (15-min hold).

◦ OQC: Noise level ≤75 dB(A) at 1500 rpm.

• Defect Classification:

◦ Critical (CR): Seal failure, pressure drop >10%.

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