BOSCH REXROTH
R902127311
- BOSCH REXROTH
- Material:R902127311
- Model:AA4VG71EZ1D1/32R-NSF52FXX1SH-S
Due to extremely high demand, please call 877-366-7226 for availability
The Bosch Rexroth AA4VG71EZ1D1/32R-NSF52FXX1SH-S (R902127311) is a state-of-the-art axial piston variable pump designed for high-efficiency hydraulic systems. This pump features an integrated boost pump that ensures a reliable supply of boost and pilot oil, which is critical for optimal operation. The transition of flow direction in this model is exceptionally smooth, even when the swashplate moves through the neutral position, allowing for precise control and operation. Equipped with high-pressure relief valves that incorporate a boost function, the AA4VG71EZ1D1/32R-NSF52FXX1SH-S offers enhanced safety and performance by limiting the maximum pressure within the hydraulic system. This is further complemented by an adjustable pressure cutoff as a standard feature, providing additional control over the operational parameters. The inclusion of a boost pressure relief valve ensures that the system maintains consistent performance even under varying load conditions. Moreover, this model boasts a through-drive capability, which permits the mounting of additional pumps up to the same nominal size directly to the unit without needing extra adapters or coupling hardware. This feature facilitates compact system design and simplifies installation processes. Furthermore, this Bosch Rexroth pump showcases versatility with its wide range of control options available to suit different application needs. Built on the robust swashplate design principle known for durability and reliability, it is engineered to meet demanding operational requirements while delivering consistent performance over time. In summary, with its advanced features such as integrated boosting capabilities, smooth flow direction changeover, high-pressure relief valves with boost functions, and versatile control options, the Bosch Rexroth AA4VG71EZ1D1/32R-NSF52FXX1SH-S (R902127311) stands out as an exceptional component suitable for advanced hydraulic systems requiring precise control and long-term reliability.
Table of values
|
Size |
28 | 40 | 56 | 71 | 90 | 125 | |||
|
Displacement |
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 |