Atlas Copco HR115-C6-88S Electric Nutrunner – Precision Fastening for Critical Assembly Operations

The Atlas Copco HR115-C6-88S (also referenced as HR115C688S) is a high‑performance electric nutrunner engineered for precision fastening in demanding assembly applications. This tool delivers accurate torque and angle control, ensuring that every bolted joint meets the required specifications. Its ergonomic design and robust construction make it a preferred choice for automotive, aerospace, and general industrial assembly operations.

Overview of the HR115-C6-88S

The HR115-C6-88S is part of Atlas Copco's industry‑leading electric nutrunner family. It combines advanced motor technology with intelligent control algorithms to deliver consistent, repeatable tightening results. The tool is designed for use with Atlas Copco Power Focus controllers, providing full process control, data logging, and error‑proofing capabilities.

Technical Specifications

• Model: HR115-C6-88S / HR115C688S

• Tool Type: Electric angle nutrunner

• Torque Range: 10 – 115 N·m

• Free Speed: 88 rpm (no‑load)

• Weight: 2.8 kg

• Length: 380 mm (with angle head)

• Connection: PF4 interface (cable)

• Power Supply: 36 VDC (from controller)

• Protection Class: IP40

Design and Ergonomics

The HR115-C6-88S features a compact, lightweight design that reduces operator fatigue. Its angled head provides excellent access to fasteners in confined spaces, while the soft‑grip handle minimizes vibration.

Performance and Accuracy

The tool delivers torque accuracy of ±3%, meeting ISO 5393 standards. Its high‑resolution encoder provides precise angle measurement for controlled tightening strategies.

Application Areas

This nutrunner is suitable for automotive assembly, aerospace manufacturing, and industrial equipment production.

Compatibility

The HR115-C6-88S is fully compatible with Power Focus 4 and Focus 4000 controllers, supporting all standard tightening strategies.

Maintenance

Routine maintenance includes periodic cleaning and lubrication of the gearbox.

Compliance

The tool complies with CE and RoHS standards.

Conclusion

The Atlas Copco HR115-C6-88S electric nutrunner is a reliable, precision fastening tool that delivers consistent performance for critical assembly operations.