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BOSCH REXROTH
R902123203

  • BOSCH REXROTH
  • Material:R902123203
  • Model:AA4VG125EP4DT1/32R-NSF52F021DH

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 AA4VG125EP4DT1/32R-NSF52F021DH (R902123203) is a state-of-the-art axial piston variable pump characterized by its integrated boost pump which serves the dual purpose of boost and pilot oil supply. This advanced feature ensures that the flow direction transitions smoothly when adjusting the swashplate through its neutral position, enhancing operational precision and reliability. The high-pressure relief valves are noteworthy for their integrated boost function, which contributes to the pump's robust performance under demanding conditions. Incorporating an adjustable pressure cutoff as a standard element of its design, the AA4VG125EP4DT1/32R-NSF52F021DH offers customizable control over pressure settings to suit various application needs. The inclusion of a boost pressure relief valve further exemplifies Bosch Rexroth's commitment to safety and efficiency in hydraulic system design. Moreover, this model boasts a through drive feature that allows for the mounting of additional pumps up to the same nominal size, expanding its versatility and potential for system integration. The wide range of control options available with this unit provides flexibility for different operational requirements. Constructed with a swashplate design, the AA4VG125EP4DT1/32R-NSF52F021DH is engineered to deliver reliable performance in a diverse array of applications. Its advanced features and capabilities make it an ideal choice for those seeking a high-quality axial piston variable pump that can adapt to various pressures and flows within their hydraulic systems.

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