Bosch Rexroth A4VG Pump

Features

▶ Integrated auxiliary pump for boost and pilot oil supply

▶ Flow direction changes smoothly when the swashplate is moved through the neutral position

▶ High-pressure relief valves with integrated boost function

▶ With adjustable pressure cut-off as standard

▶ Boost-pressure relief valve

▶ Through drive for mounting of further pumps up to same nominal size

▶ Large variety of controls

▶ Swashplate design

Axial piston unit Swashplate design, variable, nominal pressure 400 bar, maximum pressure 450 bar
Operating mode Pump, closed circuit
Size (NG) Geometric displacement
Control device Without control module

Proportional control, hydraulic Pilot-pressure related p = 6 to 18 bar

Mechanical servo

Proportional control, electric U = 12 V

U = 24 V

Two-point control, electric U = 12 V

U = 24 V

Automatic control, speed related U = 12 V

U = 24 V

Hydraulic control, direct operated

Electric control, direct operated, two pressure reducing valves U = 12 V U = 24 V

Pressure cut-off Pressure cut-off (standard)
Neutral position switch Without neutral position switch (without code)  Neutral position switch (for HW control only)
Mechanical stroke limiter Without mechanical stroke limiter (without code)

Mechanical stroke limiter, externally adjustable

Stroking chamber pressure port Without stroking chamber pressure port X3, X4 (without code)  Stroking chamber pressure port X3, X4
DA control valve Without DA control valve

DA control valve, fixed setting

DA control valve, mechanically adjustable with position lever direction of actuation, clockwise

direction of actuation, counter-clockwise

DA control valve, fixed setting, ports for pilot control device

DA control valve, fixed setting and brake inch valve mounted, control with brake fluid

Series Series 3, index 2
Direction of rotation Viewed on drive shaft clockwise  counter-clockwise
Sealing material NBR (nitrile rubber), shaft seal in FKM (fluoroelastomer)
Drive shaft Splined shaft DIN 5480 for single pump

for combination pump – 1st pump

Splined shaft ANSI B92.1a

for single pump

for combination pump – 1st pump

only for combination pump – 2nd pump

Mounting flange SAE J744 2-hole

2+4-hole

Working port SAE working port A and B, top and bottom Suction port S bottom

SAE working port A and B, top and bottom Suction port S top

SAE working port A and B, same side right3) Suction port S bottom

SAE working port A and B, same side left3) Suction port S bottom – –

SAE working port A and B, same side right3) Suction port S top – – –

SAE working port A and B, same side left3) Suction port S top

Boost pump Without integrated boost pump without through drive

with through drive

Integrated boost pump with and without through drive

Through drive Without through drive, versions N and F (no. 16) only

Flange SAE J7444) Hub for splined shaft 82-2 (A) 5/8 in 9T 16/32DP5)

101-2 (B) 7/8 in 13T 16/32DP5)  1 in 15T 16/32DP5)

127-2 (C)6) 1 in 15T 16/32DP5)  1 1/4 in 14T 12/24DP5)

152-2/4 (D) W35 2×16×9 g7) 1 3/4 in 13T 8/16DP5)

High-pressure relief valve High pressure relief valve, pilot operated 100 to 420 bar with bypass

High-pressure relief valve, direct operated, fixed setting 250 to 420 bar without bypass

with bypass

100 to 250 bar without bypass

with bypass

Filtration boost circuit/external boost pressure supply Filtration in the boost pump suction line

Filtration in the boost pump pressure line

Ports for external boost circuit filtration (Fe and Fa) Attachment filter with cold start valve

Attachment filter with cold start valve and visual contamination indicator

Attachment filter with cold start valve and electric contamination indicator

External boost pressure supply (version without integrated boost pump – N00, K…)

Swivel angle sensor Without swivel angle sensor (without code)

Electric swivel angle sensor8)

Connector for solenoids Without connector (without code), only for purely hydraulic control  DEUTSCH molded connector, 2-pin without suppressor diode

with suppressor diode (only for EZ and DA)

Standard / special version Standard version without code combined with attachment part or attachment pump

Special version

combined with attachment part or attachment pump

 

Over the years, we have been committed to the production and research of Axial piston variable pump A4VG Series 32.We not only provide high quality machinery and accessories for sale on the market, we also care about customers’ profits and the impact of machinery on the environment.If you want to know more details, please contact us immediately!

Mobile hydraulics – Bosch Rexroth www.boschrexroth.com › Vornavigation › VorNavi A4VG series 32. High pressure pump for applications in closed circuits; Size 28 … 125; Nominal pressure 400 bar; Maximum pressure 450 bar; Closed circuit.

Axial piston variable pump | Bosch Rexroth AG Axial piston variable pump. A4VG series 32. Currently downloads are not available. Please try again later. High pressure pump for applications in closed circuits.

Axial piston variable pump | Bosch Rexroth AG A4VG series 35. High pressure pump for applications in closed circuits up to 530 bar; Size 56 … 90; Nominal pressure 400 bar; Maximum pressure 530 bar.