Industrial Hydraulics

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Pumps Detailed information: RE 92105 1) Variable displacement pump 2) Variable displacement pump without auxiliary pump 3) Pump with EP control and integrated auxiliary pump V g = displacement p St = pilot pressure s = actuator travel ß = angular position of the rotary pin U = control voltage I = current intensity – V g max s (ß) + V g max s (ß) 10 Industrial Hydraulics Bosch Rexroth AG Variable displacement pumps (compact units) < Sizes 250 to 750 < Axial piston swashplate design < Closed circuit < Series 3 < Integrated boost pump and valve technology < Compact build < Through-drive and pump combination possible in spite of integrated auxiliary pump Type A4CSG Size 250 355 500 750 Nominal pressure bar 350 350 350 350 Peak pressure bar 400 400 400 400 Displacement Variable displ. pump Vg max cm3 250 355 500 750 Integr. auxiliary pump Vg H cm3 63 80 98 143 Speed Max. speed nmax min –1 2200 2000 1800 1600 Min. speed nmin min –1 800 800 800 800 Flow 1) at n max qV max L/min 550 710 900 1200 Power ∆p = 350 bar at n0 max P0 max kW 321 414 525 700 Torque 2) ∆p = 350 bar at Vg max Tmax Nm 1391 1976 2783 4174 Weight (ca.) 3) m kg 214 237 350 500 HM1/2/3 Hydraulic displacement control, flow-related MA Manual control EM Electromotive control HW Hydraulic displacement control, position-related EO1/2 Hydraulic displacement control (proportional valve) HS/HS3 Hydraulic displacement control (servo-/proportional valve) – V g max U U + V g max HD Hydraulic control, pilot pressure-related EP Electrohydraulic displacement control with proportional solenoid – V g max p St (I) + V g max p St (I)
Bosch Rexroth AG Industrial Hydraulics 11 Pumps Variable displacement pumps < Sizes 40 to 1000 < Axial piston swashplate design < Open circuit < Series 1 and 3 < Mainly for industrial applications < Long service life < Comprehensive controller and actuator product range < Through-drive option Type A4VSO Size 40 71 125 180 250 Nominal pressure bar 350 350 350 350 350 Peak pressure bar 400 400 400 400 400 Displacement Vg max cm3 40 71 125 180 250 Speed 1) nmax min –1 2600 2200 1800 1800 1500 2) Flow at nmax qV max L/min 104 156 225 324 375 Power ∆p = 350 bar Pmax kW 61 91 131 189 219 Torque ∆p = 350 bar Tmax Nm 223 395 696 1002 1391 Weight (ca.) Press. controller m kg 39 53 88 102 184 Size 355 500 750 1000 Nominal pressure bar 350 350 350 350 Peak pressure bar 400 400 400 400 Displacement Vg max cm3 355 500 750 1000 Speed 1) nmax min –1 1500 2) 1320 2) 1200 1000 Flow at nmax qV max L/min 533 660 900 1000 Power ∆p = 350 bar Pmax kW 311 385 525 583 Torque ∆p = 350 bar Tmax Nm 1976 2783 4174 5565 Weight (ca.) Press. controller m kg 207 320 460 605 DR Pressure controller DP Pressure controller for paral lel operation pB V g min V g min V g max MA Manual control EM Electromototive control s V g max HM1/2 Hydraulic displacement control, flow-related FR Flow controller p B V g min V g min V g max HS/HS3 Hydraulic displacement control (servo-/proportional valve) U V g max DFE1 Pressure, flow controller, electronic DFR Pressure and flow controller p B V g min U V g min V g max EO1/EO2 Hydraulic displacement control (proportional valve) V g max LR2 Power controller LR3 Remote-controlled power controller, pB V g min p St V g min V g max HD Hydraulic control, pilot pressure-related V g max Detailed information: RE 92050 1) values valid at an absolute pressure of 1 bar in suction port S 2) higher speeds permitted with high-speed version V g = displacement p B = operating pressure p St = pilot pressure s = actuator travel ß = swivel angle U = control voltage
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Industrial Hydraulics

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