The ABB IRB7600 3HAC17272-1 Gear Assembly
The ABB IRB7600 3HAC17272-1 Gear Assembly is a critical component designed for ABB’s IRB 7600 series of heavy-duty industrial robots. Engineered to deliver exceptional torque and precision, this gear assembly enables the robot to handle payloads up to 500 kg with outstanding accuracy and repeatability. The 3HAC17272-1 features a robust design with high-quality materials and advanced manufacturing techniques, ensuring reliable operation in demanding industrial environments such as automotive manufacturing, heavy machinery handling, and foundry applications. Its optimized gear ratios and low backlash contribute to smooth, efficient motion control, making it ideal for tasks requiring precise positioning and heavy lifting.
Technical Specifications
Parameter | Value |
---|---|
Product Model | ABB IRB7600 3HAC17272-1 Gear Assembly |
Manufacturer | ABB |
Product Type | Robot Gear Assembly |
Compatibility | ABB IRB 7600 Series |
Gear Type | Planetary and Cycloidal |
Reduction Ratio | Varies by axis (typically 100:1 to 200:1) |
Rated Torque | Up to 12,000 Nm (depending on axis) |
Maximum Torque | Up to 18,000 Nm (depending on axis) |
Backlash | ≤3 arc-minutes |
Efficiency | ≥92% |
Input Speed | 3,000 RPM maximum |
Lubrication | Synthetic oil, lifetime lubrication |
Weight | 85 kg (assembly) |
Dim ensions | Varies by axis (typically 350 mm diameter x 300 mm length) |
Mounting | Direct flange mount |
Operating Temperature | -20°C to +60°C |
Protection Class | IP65 |
Key Features and Benefits
The 3HAC17272-1 Gear Assembly combines planetary and cycloidal gear technologies to deliver high torque density and exceptional durability. This hybrid design ensures efficient power transmission while minimizing wear, extending the assembly’s service life even under heavy loads. The low backlash of ≤3 arc-minutes ensures precise and repeatable motion control, critical for applications such as welding, material handling, and assembly.
Advanced sealing and lubrication systems protect the gears from contaminants and ensure consistent performance in harsh environments. The lifetime lubrication feature eliminates the need for regular maintenance, reducing downtime and operational costs. The gear assembly’s modular design allows for easy replacement of individual components, simplifying maintenance and minimizing repair time.
The 3HAC17272-1 is engineered to withstand high shock loads and vibrations, making it suitable for use in foundries, forging operations, and other challenging industrial settings. Its robust construction and high-quality materials resist corrosion and wear, ensuring reliable operation over an extended service life.
Application Scenarios
In automotive manufacturing, the 3HAC17272-1 enables robots to handle heavy vehicle components such as engine blocks, transmissions, and body panels with precision. Its high torque capacity and accuracy make it ideal for tasks such as spot welding, assembly, and material handling in large-scale production lines.
For heavy machinery and equipment manufacturing, the gear assembly supports the lifting and positioning of large components during assembly. Its durability and reliability ensure consistent performance in demanding environments where precision and repeatability are critical.
In foundry applications, the 3HAC17272-1 is used in robots for tasks such as casting handling, trimming, and machining. Its resistance to high temperatures, dust, and metal splashes makes it suitable for use in harsh foundry environments.

Related Models
- 3HAC17272-2 – Enhanced version with higher torque capacity
- 3HAC17272-3 – Variant optimized for high-speed applications
- 3HAC17272-4 – Specialized model for extreme temperature environments
- 3HAC17272-5 – Corrosion-resistant version for marine applications
- 3HAC17272-6 – Compact design for space-constrained installations
- 3HAC17272-7 – Model with integrated position sensors
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