The VPPM series by Duplomatic are variable displacement axial-piston pumps designed for medium to high pressure applications in open-loop hydraulic systems. Here's a comprehensive overview:

 Specifications

• Pump Type: Axial-piston with variable swash plate
• Displacement Options: 29, 46, 73, and 87 cm³/rev
• Max Operating Pressure: 280 bar (continuous), 350 bar (peak)
• Mounting Interface: SAE J744 flange
• Rotation Direction: Clockwise or counterclockwise (depending on model)
• Catalog Reference: 16100