BOSCH Rexroth A10VG Series 10 Axial Piston Variable Pump
Features ▶ Integrated boost pump for boost and pilot oil supply ▶ Flow direction changes when the swashplate is moved through the neutral position ▶ High-pressure relief valves with integrated boost function ▶ Boost-pressure relief valve ▶ Optional with pressure cut-off ▶ Large variety of controls ▶ Swashplate design ▶ Medium pressure pump for closed-circuit applications ▶ Size A10VG18 A10VG28 A10VG45 A10VG63 ▶ Nominal pressure 300 bar ▶ Maximum pressure 350 bar ▶ Closed circuit
PAA10VG variable axial piston pump of swashplate design for hydrostatic closed circuit transmission. Flow is proportional to drive speed and displacement and is infinitely variable.
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Name |
A10VG Series Axial piston variable pump |
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Series |
Series 10 |
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Sizes |
18, 28, 45, 63. |
|
Nominal Pressure |
300 bar |
|
Maximum Pressure |
400 bar |
|
Operation Mode |
Closed Circuit |
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Size |
18 |
28 |
45 |
63 |
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Displacement |
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variable pump |
Vg max |
cm3 |
18 |
28 |
46 |
63 |
|
|
boost pump (at p = 20 bar) |
Vg Sp |
cm3 |
5.5 |
6.1 |
8.6 |
14.9 |
|
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Speed |
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maximum at Vg max |
nmax continuous |
rpm |
4000 |
3900 |
3300 |
3000 |
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|
limited maximum 1) |
nmax limited |
rpm |
4850 |
4200 |
3550 |
3250 |
|
|
intermittent maximum 2) |
nmax interm. |
rpm |
5200 |
4500 |
3800 |
3500 |
|
|
minimum |
nmin |
rpm |
500 |
500 |
500 |
500 |
|
|
Flow |
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at nmax continuous and Vg max |
qv max |
l/min |
72 |
109 |
152 |
189 |
|
|
Power 3) |
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at nmax continuous and Vg max Δp = 300 bar |
Pmax |
kW |
36 |
54.6 |
75.9 |
94.5 |
|
|
Torque 3) |
Δp = 300 bar Tmax |
Nm |
86 |
134 |
220 |
301 |
|
|
Δp = 100 bar T |
Nm |
28.6 |
44.6 |
73.2 |
100.3 |
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Rotary stiffness |
Shaft end S |
c |
Nm/rad |
20284 |
32143 |
53404 |
78370 |
|
Shaft end T |
c |
Nm/rad |
– |
– |
73804 |
92368 |
|
|
Moment of inertia for rotary group |
JRG |
kgm2 |
0.00093 |
0.0017 |
0.0033 |
0.0056 |
|
|
Angular acceleration, max. 4) |
a |
rad/s2 |
6800 |
5500 |
4000 |
3300 |
|
|
Filling capacity |
V |
L |
0.45 |
0.64 |
0.75 |
1.1 |
|
|
Mass approx. (without through drive) |
m |
kg |
14(18) 5) |
25 |
27 |
39 |
|
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