A4FO125 A4FO180 A4FO250 High-pressure Piston Pump A4FO Series A4FO40/32R-NTC12N A4FO22/31L-PSC02K01-K A4FO250-30R-PPB25N00
Price:
NIGOTIATION
MOQ:
1
Delivery Time:
15 work days
Brand:
REXROTH
Product Description
A4FO125 A4FO180 A4FO250 High-pressure Piston Pump A4FO Series A4FO40/32R-NTC12N A4FO22/31L-PSC02K01-K A4FO250-30R-PPB25N00
Features
- ▶ Fixed pump in axial piston swashplate design for hydrostatic drives in an open circuit
- ▶ For use in mobile and stationary applications
- ▶ Flow is proportional to the drive speed and displacement.
- ▶ High power density
- ▶ High total efficiency
- ▶ Optimized dimensions for special installation situations
- ▶ Excellent suction characteristics
- ▶ Low noise level
- ▶ Long service life
- ▶ Economical design
- ▶ Through drive for combining additional pumps
|
Parameter Item
|
A4FO22
|
A4FO28
|
A4FO71
|
A4FO125
|
A4FO180
|
A4FO250
|
|---|---|---|---|---|---|---|
|
Pump Type
|
Axial Piston Fixed Displacement Pump (Open Circuit)
|
|||||
|
Nominal Pressure
|
400 Bar (40 MPa)
|
400 Bar (40 MPa)
|
400 Bar (40 MPa)
|
400 Bar (40 MPa)
|
400 Bar (40 MPa)
|
400 Bar (40 MPa)
|
|
Peak Pressure
|
450 Bar (45 MPa)
|
450 Bar (45 MPa)
|
450 Bar (45 MPa)
|
450 Bar (45 MPa)
|
450 Bar (45 MPa)
|
450 Bar (45 MPa)
|
|
Nominal Displacement
|
22 ml/r
|
28 ml/r
|
71 ml/r
|
125 ml/r
|
180 ml/r
|
250 ml/r
|
|
Rated Speed
|
1500 r/min
|
1500 r/min
|
1450 r/min
|
1450 r/min
|
1350 r/min
|
1300 r/min
|
|
Max Allowable Speed
|
2200 r/min
|
2000 r/min
|
1800 r/min
|
1600 r/min
|
1500 r/min
|
1400 r/min
|
|
Shell Pressure
|
≤ 0.1 MPa
|
|||||
|
Operating Temperature
|
-20℃ ~ +90℃
|
|||||
|
Recommended Hydraulic Oil
|
L-HM32 / L-HM46 Anti-wear Hydraulic Oil
|
|||||
|
Oil Viscosity Range
|
20–45 mm²/s
|
|||||
|
Volumetric Efficiency
|
≥94%
|
≥94%
|
≥93%
|
≥93%
|
≥92%
|
≥92%
|
|
Comprehensive Efficiency
|
≥89%
|
≥88%
|
≥88%
|
≥87%
|
≥86%
|
≥86%
|
|
Noise Level (Rated)
|
≤60dB
|
≤62dB
|
≤65dB
|
≤68dB
|
≤70dB
|
≤72dB
|
Table of values
| Size | 22 | 28 | 71 | 125 | 180 | 250 | 500 | 250 | 500 | |||
| Version | Standard | High speed | ||||||||||
| Displacement geometric, per revolution |
Vg | cm³ | 22 | 28 | 71 | 125 | 180 | 250 | 500 | 250 | 500 | |
| Nominal pressure | pnom | bar | 400 | 400 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | |
| Maximum pressure | pmax | bar | 450 | 450 | 400 | 400 | 450 | 400 | 400 | 400 | 400 | |
| Maximum speed 1) | nnom | rpm | 3600 | 3000 | 2200 | 1800 | 1800 | 1500 | 1320 | 1900 | 1500 | |
| Flow | at nnom | qV | l/min | 79 | 84 | 156 | 225 | 324 | 375 | 660 | 475 | 750 |
| Power | at nnom and pnom | P | kW | 53 | 56 | 91 | 131 | 189 | 219 | 385 | 277 | 438 |
| Torque | at pnom | M | Nm | 140 | 178 | 396 | 696 | 1003 | 1393 | 2785 | 1393 | 2785 |
| Weight (approx.) | m | kg | 13.5 | 13.5 | 34 | 61 | 76 | 120 | 220 | 120 | 220 | |
The A4FO series consists of heavy-duty fixed-displacement axial piston hydraulic pumps designed for open-circuit hydrostatic drive systems. Covering six mainstream models: A4FO22, A4FO28, A4FO71, A4FO125, A4FO180 and A4FO250, this full-range product lineup covers small, medium and large displacement requirements for industrial and mobile machinery. Adopting optimized swash plate structure, precision integral machining and reinforced pressure-resistant design, all A4FO pumps deliver stable constant flow, high pressure output and continuous reliable operation. Featuring compact structure, low noise, strong overload resistance and excellent environmental adaptability, the series serves as a high-reliability direct replacement solution for diverse high-pressure hydraulic systems with long service life and low failure rate.
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Company
BETTER PARTS Machinery Co., Ltd.
Location
Room 301-2295, Building 6, Kelin Road, Tianhe District, Guangzhou
Contact Person
Bonnie