Radial Piston Pump – 12R
The Polyhydron 12R is a series of oil-immersed, valve-controlled radial piston double pumps designed for industrial hydraulic systems, featuring two pump sections for powering separate or combined circuits. These self-priming, rugged units operate in high-pressure environments, with models rated for 250, 315, or 400 bar.
- Operating Pressure : High Performance Range
- Application : Industrial & Mobile Systems
About this item
Polyhydron Radial Piston Pumps in the 12R series are designed with a radial piston arrangement, with 5 or 7 pumping elements each per pump section. Oil immersed face mounting. Valve controlled. Fixed delivery. Bi-directional rotation of shaft. With extension shaft for through drive. Available with extension bracket assembly for coupling a low pressure pump having standard flange.
| Nominal pressure and flow ratings | |||||||
|---|---|---|---|---|---|---|---|
| Pressure (bar) | 400 | 315 | 250 | ||||
| Number of Pumping Elements | Flow (L/min) @ 1450 rpm | ||||||
| A | B | C | |||||
| 5 | 10.5 | 13.7 | 17.3 | ||||
| 7 | 14.7 | 19.2 | 24.3 | ||||
| 9 | 18.9 | 24.7 | 31.2 | ||||
Key Specifications
- Pumping Elements: Each section contains either 3, 5, 7, or 9 pumping elements.
- Operating Pressure: Available in three pressure ratings: 250 bar, 315 bar, and 400 bar.
- Speed & Viscosity:
- Speed Range: 300 to 2000 r/min.
- Viscosity Range: 10 cst to 380 cst, using mineral oil as the hydraulic medium.
- Mounting: Features face mounting and is also compatible with subplate mounting styles.
- Through Drive: Models designated as 12RE include an extension shaft and bracket assembly for coupling a secondary pump.
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