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BOSCH REXROTH
R902148198

  • BOSCH REXROTH
  • Material:R902148198
  • Model:AA4VG125HD3DT1/32L-NSF52F071D *FNI*

Due to extremely high demand, please call 877-366-7226 for availability

***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Bosch Rexroth directly.***
The Bosch Rexroth AA4VG125HD3DT1/32L-NSF52F071D (R902148198) is an advanced axial piston variable pump that comes with a range of features designed for high-performance hydraulic systems. This pump is characterized by its integrated boost pump which ensures a reliable boost and pilot oil supply, enhancing the efficiency of the system it is integrated into. The flow direction within the pump transitions smoothly as the swashplate moves through its neutral position, which is critical for applications requiring precise control over hydraulic fluid movement. One of the key capabilities of this model is its high-pressure relief valves that come with an integrated boost function. This allows for better safety and performance by limiting the maximum pressure within the hydraulic system to prevent potential damage. Additionally, it comes standard with an adjustable pressure cutoff, providing further customization to match specific system requirements. The AA4VG125HD3DT1/32L-NSF52F071D also features a boost pressure relief valve which contributes to the overall protection and longevity of the system. For systems requiring multiple pump configurations, this model offers through-drive capability, allowing for additional pumps up to the same nominal size to be mounted directly onto it. This feature makes it highly versatile and suitable for complex hydraulic setups. Furthermore, this Bosch Rexroth pump boasts a large variety of controls and adheres to a swashplate design principle known for its reliability and durability in demanding applications. The swashplate design provides variable displacement capabilities, making this pump adaptable to varying flow requirements in hydraulic circuits. Overall, this particular model from Bosch Rexroth is engineered for those who need robust performance and flexibility in their hydraulic systems. It stands out as a reliable component that can be integrated into various applications requiring precise control and efficient power transmission through hydraulics.

Table of values

Size

28 40 56 71 90 125

Displacement
geometric, per revolution

Vg max

cm³

28 40 56 71 90 125

Nominal pressure

pnom

bar

400 400 400 400 400 400

Maximum pressure

pmax

bar

450 450 450 450 450 450

Maximum speed

at Vg max

nnom

rpm

4250 4000 3600 3300 3050 2850

Intermittent 1)

nmax

rpm

5000 5000 4500 4100 3800 3450

Flow

at Vg max and nnom

qV nom

l/min

119 160 202 234 275 356

Power

at qV nom and Δpnom 2)

P

kW

79 107 134 156 183 238

Torque

at Vg max and Δpnom

M

Nm

178 255 357 452 573 796

Weight (approx.)

m

kg

29 31 38 50 60 80
1) At Δp = 70 … 150 bar or Δp < 300 bar and t < 0.1 s
2) Δpnom = 400 bar