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Products & ServiceHydraulic parts

HPR-02 Self-Regulating Pumps

2013.12.12

 

Product advantages

  • optimum interaction with Linde LSC control valves and LinTronic
  • energy saving operation by ‘flow on demand’-control
  • dynamic response
  • excellent suction up to rated speed
  • noise optimization over the whole range of operation
  • compact design, high power density
  • high reliability, long working life
  
 
HPR-02   55 75 105 135 165 210 105D 280 165D
Max. displacement cm3/rev 55 75.9 105 135.7 165.6 210.1 210 281.9 331.2
Max. operating speed
w/o pressurizing
rpm 2700 2500 2350 2300 2100 2000 2350 1800 2100
Max. oil flow l/min 148.5 189.8 246.8 312.1 347.8 420.2 493.5 507.4 695.5
Nominal pressure bar 420 420 420 420 420 420 420 420 420
Peak pressure (intermittent) bar 500 500 500 500 500 500 500 500 500
Continuous input torque Nm 219 302 418 540 659 836 836 1122 1318
Max. input torque Nm 368 507 702 907 1107 1404 1245 1884 1964
Nominal power kW 61.9 79.1 102.8 130 144.9 175.1 211.4 211.4 289.8
Max. power kW 104 132.8 172.7 218.5 243.4 294.1 306.7 355.2 431.8
Weight (approx.) kg 39 39 50 65 89 116 96 165 197
 

Design characteristics

 

  • Axial piston pump in swashplate design for high pressure open loop systems
  • Clockwise or counter clockwise rotation
  • self-priming at high nominal speed
  • tank pressurization or swash angle reduction for high speed applications
  • adaptive noise optimization SPU
  • decompression fluid is discharged via pump housing to keep suction side calm
  • exact and rugged load sensing controls
  • SAE high pressure ports
  • SAE mounting flange with ANSI or SAE spline shaft
  • through shaft SAE A, B, B-B and C
  • optional tandem and multiple pumps

Regulator types

 

  • LP Load sensing with hydraulic pressure cut-off
  • E1L Load sensing with electrical override
  • TL Load sensing with mechanical power limiter
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R & D

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

Engines

  • 4,000,000 units
  • 25-10000Ps 
  • 200 million kilowatts
  • Whole areas of application

Global layout

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