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Basic Information
- Series: HA4VSO / A4VSO / A4VG High‑Pressure Variable‑Displacement Axial Piston (Plunger) Hydraulic Pump (Rexroth Type)
- Featured Model: HA4VSO500LR3N/22R‑PZH13N00
- Displacement: 500 cc/rev
- Pressure Rating: Rated 35 MPa, Peak 42 MPa
- Features:
- LR3N: Load‑sensing constant‑power variable control
- 22R: Series version & right‑hand rotation
- PZH13N00: Port layout, mounting flange, seal & factory specification
- Open‑circuit design, ultra‑large flow, high‑pressure resistant, low internal leakage, high volumetric efficiency, heavy‑duty stable performance
- Application: Large mining machinery, heavy‑duty hydraulic station, steel plant, cement machinery, large construction equipment hydraulic system
English FAQ
Q1: Model code explanation
- HA4VSO: Heavy‑duty reinforced version of A4VSO open‑circuit pump
- 500: Ultra‑large displacement 500cc/rev
- LR3N: Load‑sensing constant‑power control
- 22R: Right‑hand rotation
- PZH13N00: Original specification code for ports, flange and seals
Q2: Core advantages
Heavy‑duty reinforced structure, intelligent load‑sensing power‑limit control, ultra‑large flow output, strong overload resistance, long‑life stable operation under continuous heavy‑load working conditions.
Q3: Compatibility
Standard OEM‑matched installation dimensions, fully interchangeable with original Rexroth HA4VSO/A4VSO pumps, direct replacement without modification.
