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BOSCH REXROTH
R902448577

  • BOSCH REXROTH
  • Material:R902448577
  • Model:ALA10VO28DFR/31R-PSC61N00

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 AL A10V O 28 DFR /31R-PSC61N00 (R902448577) is a high-performance axial piston variable pump designed for hydrostatic transmissions in open circuits. It is notable for its swashplate design, which enables it to adapt to varying operational requirements with efficiency and reliability. This model boasts exceptional suction characteristics, ensuring that the system remains primed and reduces the risk of cavitation, thus prolonging the service life of the pump. With its integrated through drive, this pump can accommodate the mounting of further pumps up to the same nominal size, allowing for versatile configurations in complex hydraulic systems. This feature is particularly beneficial when multiple pumps are required to operate in tandem without compromising on space or efficiency. The AL A10V O 28 DFR /31R-PSC61N00 excels in environments where low operating noise is essential. Its design minimizes sound emissions, making it suitable for use in noise-sensitive areas or applications where operator comfort is a priority. Additionally, it ensures short control response times, which translates into quick and precise operations that can be critical in dynamic applications requiring rapid changes in flow or pressure. Furthermore, this model includes drain ports that facilitate maintenance and enhance operational safety by allowing excess fluid to be removed effectively. The combination of these features results in a robust hydraulic component that delivers reliable performance and a long service life under various conditions. Whether it's used in mobile equipment or industrial settings, this Bosch Rexroth variable pump stands out as a versatile and durable solution for modern hydraulic needs.

Table of values

Size

18 28 45 71 88 100 140 45 71 100 140

Version

Standard High speed

Displacement
geometric, per revolution

Vg max

cm³

18 28 45 71 88 100 140 45 71 100 140

Nominal pressure

pnom

bar

280 280 280 280 280 280 280 280 280 280 280

Maximum pressure

pmax

bar

350 350 350 350 350 350 350 350 350 350 350

Maximum speed 1)

at Vg max

nnom

rpm

3300 3000 2600 2200 2100 2000 1800 3000 2550 2300 2050

Flow

at Vg max and nnom

qV nom

l/min

59 84 117 156 185 200 252 135 178 230 287

at Vg max and n = 1500 rpm

qV 1500

l/min

27 42 68 107 132 150 210 68 107 150 210

Power

at qV nom and pnom

P

kW

30 39 55 73 86 93 118 63 83 107 134

at qV 1500 and pnom

P 1500

kW

12.6 20 32 50 62 70 98 32 50 70 98

Torque

at Vg max and pnom

M

Nm

80 125 200 316 392 445 623 200 316 445 623

Weight (approx.)

m

kg

12.9 18 23.5 35.2 35.2 49.5 65.4 23.5 35.2 49.5 65.4
1) These values are valid at an absolute pressure of 1 bar in suction port S and for the optimum viscosity range νopt