A10VG Hydraulic Axial Piston Variable Pump

A10VG Product series:

Size

Nominal pressure/Maximum pressure

A10VG18，A10VG28，A10VG45，A10VG63

Nominal pressure 300 bar

Maximum pressure 350 bar

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

Geometric displacement, per revolution

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

Rotational speed

maximum at V_{g max}

nnom

min–1

4000

3900

3300

3000

limited maximum

nmax1

min–1

4850

4200

3550

3250

intermittent maximum

nmax2

min–1

5200

4500

3800

3500

minimum

nmin

min–1

500

500

500

500

Flow

at n_nom and V_{g max}

q_v

l/min

72

109

152

189

Power

at n_nom, V_{g max} and p = 300 bar

P

kW

36

54.6

75.9

94.5

Torque

with V_{g max} and

p = 300 bar

M

Nm

86

134

215

301

p = 100 bar

M

Nm

28.6

44.6

72

100.3

Rotary stiffness of drive shaft

S

c

kNm/rad

20.28

32.14

53.40

78.37

T

c

kNm/rad

–

–

73.80

92.37

Moment of inertia of the rotary group

JTW

kgm2

0.00093

0.0017

0.0033

0.0056

Maximum angular acceleration

α

rad/s²

6800

5500

4000

3300

Case volume

V

l

0.45

0.64

0.75

1.1

Weight (without through drive) approx.

m

kg

18

25

27

39