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MPR 50 Variable Displacement Pumps

 

Product advantages

  • very short design
  • low pulsation and low noise
  • good cold start behaviour
  • integrated charge pump
  • pump position at standstill: V = Vmin
  • suitable for rough application conditions
  • integration in electronic machine management
 
MPR 50   50 + IGP
Max. displacement 最大排量 cc/rev 50 16
Max. speed (at 1 bar abs.) 最高工作转速(1bar 绝对压力) rpm 3100  
Max. speed (at <35 cc) 最高工作转速(排量小于35cc) rpm 3600   
Nominal pressure 额定压力 bar 280 80
Peak pressure 峰值压力 bar 315 110
Max. power 最大功率 kW 72.3 6.6
Weight incl. IGP (approx.) 重量(带内啮合补油泵) kg 26  
 

Design characteristics

  • electro-hydraulic position feedback control
  • mechanical feedback
  • spring support for swivelling back
  • pulsation damping
  • fail-safe Vmin
  • no cold start valve necessary
  • integrated charge pump with common suction port
 

Charge pump IGP

  • integrated, 16 cc/rev displacement
  • common suction port with MPR
  • pressure-proof, suitable for fan drive
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R & D

20000 +
Global R & D personnel
5+10 
R & D institutions in five countries, ten regions

Engines

  • 5,000,000 units
  • 22-10000Ps
  • 200 million kilowatts
  • Application for all markets