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Beinlich ZPI internal gear pumps

Thanks to internal gear wheels, the gear pump ZPI allows an especially low-noise conveying of the fluid which not only reduces the noise emission but also the costs for noise-absorbing measures.

Furthermore, the high volumetric efficiency of the ZPI internal gear pump has a positive effect on the energy balance due to the improvement of the overall efficiency.

 

Performance data

  • Displacements 1.00 up to 207.00 cc/rev
  • Speed 300 up to 3,000 rpm
  • Viscosity 10 up to 1,000 mPas
  • Ambient temperature range -30°C up to +60°C
  • Medium temperature / operating temperature -20°C up to +150°C
  • Operating pressure up to 120 bar

Application areas

  • Low noise hydraulic drives
  • Coolant pumps for machine tools
  • „Overdrive pumps“ for hydraulic presses in combination with Beinlich radial piston pumps

Advantages of the internal gear pump ZPI

  • Low pulsation
  • Low noise operation
  • Long service life
  • High volumetric efficiency                                                                                                                                                                   DOCUMENTATION FOR DOWNLOAD
EXTERNAL SIZE Nominal volume (cc/rev)  

operating

pressure (bar)

speed

range (rpm)

speed

range (rpm)

        min max
1

1,00

  80 10 3000
1

1,40/2,10/2,80/3,50/5,50

  120 300 3000
1

6,90

  100 300 3000
2

3,50

  100 300 3000
2

5,50/7,00/10,00/14,00

  120 300 3000
2 17,00   100 300 3000
3 18,00   100 300 3000
3 22,00/29,00/37,00   100 300 3000
3 42,00   120 300 3000
3 56,00/69,00   100 300 3000
4 55,00   100 300 2000
4 69,00/83,00/104,00   120 300 2000
4 121,00/138,00/173,00   100 300 2000
4 207,00   60 300 2000


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