China replacement Rexroth A7VO80 Piston Pump
Control Options
The A7VO80 can be equipped with various control systems depending on application requirements.
Common controls include:
LR Control
Power controller with pressure cut-off and stroke limiter.
Applications:
- Excavators
- Load-sensitive hydraulic systems
DR Control
Pressure controller.
Applications:
- Constant pressure hydraulic systems
DRS Control
Pressure controller with load sensing.
Applications:
- Energy-saving hydraulic systems
HD / EP Control
Hydraulic proportional or electric proportional control.
Applications:
- Modern electronically controlled machinery
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Application Range of A7VO80 Hydraulic Pump
1.1 Construction Machinery
The A7VO80 is widely used in construction equipment because of its excellent power density, high pressure capability, and precise flow control.
Typical applications include:
- Excavators
- Mini and medium-sized excavators
- Wheel loaders
- Hydraulic cranes
- Concrete pumps
- Road rollers
- Drilling machines
- Piling machines
- Underground construction equipment
In construction machinery, the A7VO80 supplies hydraulic power for:
- Boom, arm, and bucket cylinders
- Hydraulic swing systems
- Travel drives
- Hydraulic attachments
- Auxiliary hydraulic circuits
The variable displacement function allows the pump to adjust hydraulic flow according to actual load requirements. This reduces unnecessary power consumption and improves fuel efficiency, especially in machines operating with frequent load changes.
2. Mining Equipment Applications
Mining equipment requires hydraulic components capable of operating under high pressure, heavy vibration, and continuous working conditions.
The A7VO80 is suitable for:
- Mining loaders
- Underground mining vehicles
- Rock drilling machines
- Crushing equipment
- Material transportation machines
- Mining maintenance equipment
Advantages in mining applications:
- High pressure operation up to 350 bar
- Strong resistance against shock loads
- High mechanical durability
- Stable performance during continuous operation
- Low maintenance requirements
The bent-axis piston design provides high torque capability and excellent resistance to mechanical stress, making it suitable for demanding mining environments.
3. Drilling Machinery Applications
The A7VO80 is commonly installed in drilling equipment requiring accurate hydraulic control and reliable power output.
Applications include:
- Rotary drilling rigs
- Geological exploration equipment
- Anchor drilling machines
- Water well drilling systems
- Foundation drilling equipment
Main advantages:
- Fast response to load variation
- Smooth hydraulic output
- High volumetric efficiency
- Excellent pressure stability
The pump can maintain stable performance during drilling operations where hydraulic pressure changes rapidly.
4. Forestry Machinery Applications
Forestry machines require compact and durable hydraulic systems because of harsh working environments.
A7VO80 applications include:
- Forestry harvesters
- Log loaders
- Wood processing machines
- Tree cutting equipment
Hydraulic functions powered by the A7VO80 include:
- Hydraulic arms
- Grippers
- Cutting heads
- Rotation systems
Its high efficiency and compact design help improve machine productivity while reducing energy losses.
5. Agricultural Machinery Applications
The A7VO80 can also be applied in high-performance agricultural machines:
Examples:
- Large tractors
- Agricultural loaders
- Specialized harvesting machines
- Municipal maintenance vehicles
It provides hydraulic power for:
- Hydraulic lifting systems
- Implements
- Steering systems
- Auxiliary hydraulic functions
Bosch Rexroth A7VO80 Technical Parameters
| Technical Parameter | Specification |
|---|---|
| Product Series | A7VO Series 63 |
| Design Type | Variable displacement axial piston pump |
| Pump Type | Bent-axis design |
| Hydraulic Circuit | Open circuit |
| Nominal Size | NG80 |
| Displacement | 80 cm³/rev |
| Minimum Displacement | 0 cm³/rev |
| Nominal Pressure | 350 bar |
| Maximum Pressure | 400 bar |
| Nominal Speed at Vg max | 2240 rpm |
| Maximum Speed (Vg < 0.74 Vg max) | 3000 rpm |
| Maximum Speed Limit | 3350 rpm |
| Maximum Flow | 179 L/min |
| Power Output at 350 bar | Approx. 105 kW |
| Torque at 350 bar | Approx. 446 Nm |
| Weight | Approx. 40 kg |
| Case Volume | Approx. 1.2 L |
A7VO80LRH1/63RNZB01
Rexroth A7VO80LRD/63RNZB01
A7VO80DR/63RNZB01
A7VO80EP/63RNZB01
A7VO80LRH1/63RNZB01
A7VO80LRD/63RNZB01
A7VO80DR/63RNZB01
Rexroth A7VO80EP/63RNZB01
A7VO80LR
A7VO80LRD
A7VO80LRDH1
A7VO80LRH1
A7VO80LRD
A7VO80DR
A7VO80DRS
A7VO80DRG
A7VO80HD1
A7VO80HD1G
A7VO80HD2
A7VO80HD2G
A7VO80EP
A7VO80HEPG

A: We are factory and trading company.
A: Generally it is 3-5 days if the goods are in stock. Or it is 15-20 days if the goods are not in stock, it is according to quantity.
A: We can provide samples, but not for free.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have more questions, pls feel free to contact us as below:
sales@bailehydraulic.com
WeChat/WhatsApp:0086 18060096097
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