Technical information for Sauer‑Danfoss Series 45 axial piston open‑circuit pumps, covering specifications, control options, and installation details.
The Series 45 family is a line of variable‑displacement axial piston pumps designed for open‑circuit hydraulic applications in mobile equipment. The document provides detailed specifications for the J‑frame units (45, 51, 60, 65, and 75 cm³) and outlines design features, performance data, and installation guidance.
Key data include displacement ranges, speed limits, pressure ratings, and available control strategies such as load‑sensing, pressure‑compensated, and remote pressure‑compensated controls. Installation drawings and mounting options are also provided.
| Displacement range | 25 cm³ – 147 cm³ |
|---|---|
| Maximum speed | 3600 rpm |
| Continuous pressure rating | 310 bar (4495 psi) |
| Peak pressure rating | 400 bar (5800 psi) |
| Mounting flange options | 2‑bolt SAE‑B, 4‑bolt SAE‑C |
The pumps are rated for a continuous pressure of 310 bar (4495 psi) and a peak pressure of 400 bar (5800 psi).
Displacements are available from 25 cm³ up to 147 cm³, covering a range of sizes for different applications.