HA2FM Axial Piston Motor for Closed-Circuit Hydrostatic Drives

The HA2FM Axial Piston Motor is a high-performance hydraulic motor designed exclusively for closed-circuit hydrostatic drive systems. With a maximum pressure rating of 450 bar and a wide range of displacements, it ensures reliable power delivery in demanding drive applications. The inclined shaft design, combined with superior starting efficiency and total efficiency, makes the HA2FM an ideal choice for modern energy-efficient hydraulic transmissions.

Applications

The HA2FM motor is only suitable for closed-circuit hydrostatic drive systems, where high efficiency and reliability are essential:

• Hydrostatic transmission systems in construction equipment

• Industrial closed-loop hydraulic drives

• Mobile machinery requiring compact and high-torque solutions

• Energy-efficient systems paired with variable displacement pumps

Advantages

• Closed-Circuit Design: Engineered specifically for hydrostatic transmissions, ensuring optimal compatibility.

• High Pressure Rating: Nominal pressure of 400 bar, with a maximum of 450 bar.

• Multiple Displacement Options: Sizes ranging from 5 to 1000, covering a broad application spectrum.

• High Starting Efficiency: Provides strong torque even under heavy load.

• Compact Structure: Inclined shaft design allows space-saving installation.

• Optional Valves: Integrated relief valve, balance valve, and flushing valve available for enhanced safety and functionality.

Technical Specifications

Performance varies depending on displacement size. Detailed datasheets available upon request.

Manufacturing Process

1. Material Selection – High-strength alloy steel ensures durability.

2. Precision Machining – CNC machining for superior accuracy.

3. Heat Treatment – Improves wear resistance and mechanical strength.

4. Assembly & Testing – Each motor undergoes strict pressure and performance testing.

5. Surface Protection – Anti-corrosion treatment for extended service life.

Usage Instructions

• Circuit Limitation: Use only in closed hydraulic circuits.

• Hydraulic Fluid: Maintain cleanliness at NAS 9 level or better.

• Oil Filling: Ensure motor casing is filled with clean hydraulic oil before first operation.

• Installation: Align mounting surfaces properly and prevent contamination during assembly.

• Maintenance: Inspect filters, oil temperature, and system pressure regularly.

After-Sales Service

• Warranty: 12 months against manufacturing defects.

• Technical Support: Assistance for installation, commissioning, and troubleshooting.

• Spare Parts: Genuine parts supply ensures long-term reliability.

• Global Service: Professional service team available worldwide for quick response.

FAQ

Q1: Can the HA2FM be used in open circuits?
A1: No, this motor is designed only for closed-circuit hydrostatic drives.

Q2: Are multiple displacements available?
A2: Yes, the HA2FM series offers sizes from 5 to 1000 cm³/rev.

Q3: What optional valves can be integrated?
A3: Relief valve, balance valve, and flushing valve are available as optional features.