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BOSCH REXROTH
R910979557

  • BOSCH REXROTH
  • Material:R910979557
  • Model:A10VSO28DFR/31R-PSA12N00

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 A10VSO 28 DFR /31R-PSA12N00 (R910979557) is a state-of-the-art axial piston variable pump designed for open circuit applications. It features a swashplate design and is renowned for its low operating noise and long service life, which are essential attributes for reliable and efficient hydraulic systems. This medium pressure pump has a size nominal pressure of 280 bar and can handle a maximum pressure of up to 350 bar, showcasing its robust performance in demanding environments. The A10VSO 28 DFR /31R-PSA12N00 is equipped with excellent suction characteristics, ensuring smooth operation and reduced risk of cavitation. The short control response times of this pump make it highly responsive, which is critical for precision applications where timing is crucial. Furthermore, it includes through drive capability allowing for the mounting of further pumps up to the same nominal size, adding versatility to system design by enabling tandem pump configurations without the need for additional mounting space. This product's metric version adheres to international standards, facilitating its integration into a wide range of equipment worldwide. The drain ports incorporated into the design contribute to the maintenance ease and operational reliability. Ideal for various applications requiring consistent medium pressure performance, this Bosch Rexroth axial piston variable pump represents a high-quality hydraulic solution that delivers both efficiency and durability.

Table of values

Size

18 28 45 71 100 140 45 71 100 140

Version

Standard High speed

Displacement
geometric, per revolution

Vg max

cm³

18 28 45 71 100 140 45 71 100 140

Nominal pressure

pnom

bar

280 280 280 280 280 280 280 280 280 280

Maximum pressure

pmax

bar

350 350 350 350 350 350 350 350 350 350

Maximum speed

at Vg max

nnom

rpm

3300 3000 2600 2200 2000 1800 3000 2550 2300 2050

Flow

at Vg max and nnom

qV nom

l/min

59 84 117 156 200 252 135 178 230 287

at Vg max and n = 1500 rpm

qV 1500

l/min

27 42 68 107 150 210

Power

at qV nom and pnom

P

kW

30 39 55 73 93 118 63 83 107 134

at qV 1500 and pnom

P 1500

kW

12.6 20 32 50 70 98

Torque

at Vg max and pnom

M

Nm

80 125 200 316 445 623 200 316 445 623

Weight (approx.)

m

kg

12 15 21 33 45 60 21 33 45 60