ABB DSQC 346G | 3HAB8108-8 | Drive Unit GT Robotic Module

Product Description

The DSQC 346G (3HAB8108-8) is a specialized Drive Unit GT developed for the ABB robotics ecosystem. This module serves as a critical power electronics component within the IRC5 or S4C+ controller architectures, providing the necessary current and torque control to drive robotic axes with high precision. Engineered for heavy-duty industrial cycles, it ensures smooth motion profiles and high-speed responsiveness.

This specific unit is manufactured in Ireland and is identified as a high-reliability spare part. While the original part number is 3HAB8108-8, it is functionally associated with the replacement ID E3HAB8101-8, ensuring continued support for legacy systems during maintenance or hardware upgrades.

Technical Specifications

• Brand: ABB

• Model Designation: DSQC 346G

• Order Number: 3HAB8108-8

• Alternative Part ID: E3HAB8101-8

• Functional Name: Drive Unit GT

• Net Weight: 3.14 kg

• Country of Manufacture: Ireland

• Frame Classification: Spare Parts / Modular Drive Housing

• Component Type: New Original Equipment

Operational Capabilities

The DSQC 346G (3HAB8108-8) is optimized for multi-axis synchronization. It integrates directly into the drive rack of the controller, utilizing high-speed bus communication to receive motion commands. Its thermal design allows for consistent performance in high-ambient temperature factory environments without compromising signal integrity or power output.

FAQ

Is the DSQC 346G compatible with systems using the E3HAB8101-8 part number?

Yes, the DSQC 346G (3HAB8108-8) is often cross-referenced with the E3HAB8101-8 designation. In many ABB service bulletins, these are treated as functionally equivalent for replacement purposes in existing drive strings.

What are the primary maintenance requirements for this drive unit?

Beyond ensuring a clean, dust-free installation environment, users should regularly inspect the cooling fins and connection terminals for signs of heat stress or loose wiring to ensure the longevity of the internal power semiconductors.