Products and Solutions Bosch Rexroth
www.bosch.com
Search Search   Contact Contact   Addresses Addresses   Sitemap Sitemap  
www.boschrexroth.com

Axial Piston Units
Variable Pump A4VG/32 

Sizes 28...125
Axial piston swashplate design
Series 3
Closed circuits
Nominal pressure:     400 bar
Peak pressure:     450 bar
 
Variable pump, reversible, all components integrated for closed circuits
  • For applications in the high pressure range up to 450 bar
  • Integrated auxiliary pump for boost and control oil supply
  • Combined boost and high-pressure relief valves
  • Boost pressure relief valve
  • Possible to mount additional pumps on through drive up to the same nominal size
  • Large variety of controls


Search
 
Search
Documentation

Data sheet 

Instruction manual 

Size       28 40 56 71 90 125    
Displacement Vg max cm³ 28 40 56 71 90 125    
Max. speed at Vg max nnom rpm 4250 4000 3600 3300 3050 2850    
  intermittent 1) nmax rpm 5000 5000 4500 4100 3800 3450    
Flow at nnom qV l/min 119 160 202 234 275 356    
Power Δp = 400 bar P kW 79 107 134 156 183 238    
Torque Δp = 400 bar T Nm 178 255 357 452 573 796    
Weight (approx.) m kg 29 31 38 50 60 80    
¹)  Intermittent maximum speed: at high idle, at overspeed: Δp = 70 - 150 bar and Vg max, at reverse peaks: Δp < 300 bar and t < 5 s

HD HW EP EZ DA DG
Proportional control hydraulic, pilot-pressure related Proportional control hydraulic, mechanical servo Proportional control electric Two-point control electric Automatic control speed-related Hydraulic control, direct controlled
Vg      = Displacement
pSt      = Pilot pressure
ß      = Swivel angle
Control lever
I      = Control current



JavaScript is not activated in your browser.
This may result in functional restrictions.




Product Catalog Mobile Hydraulics, online version, last changed 2013-02-26
©Bosch Rexroth AG, subject to change