Product Overview

• Part No: DSQC346B, alias 3HAB8101-1
• Brand: ABB Robotics
• Applicable System: S4, S4C, S4C+ robot control cabinet
• Type: Single-axis servo drive module

• FunctionReceive motion commands from axis board; output variable-frequency power to robot joint servo motor; collect encoder feedback to realize closed-loop precise speed and position control of robotic axes.

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Core Features

• Independent single-axis drive design, one card controls one robot joint
• Built-in overvoltage, overcurrent, overheat short-circuit protection
• PCB conformal coating, resistant to dust, moisture and workshop chemical vapor
• Front LED indicators for power, running and fault alarm

• Standard rack plug-in card, convenient disassembly and maintenance

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Technical Specifications

• Working Temp: 0℃ ~ 50℃
• Input Power: AC230V
• HS Code: 85389091

• Supply: New original & fully tested refurbished available

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Compatibility

• Matches ABB S4/S4C/S4C+ control racks
• Compatible with IRB2400, IRB4400, IRB6400 classic robot models

• Interchangeable with DSQC346C; direct replacement for same part number

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Application

• Axis failure repair for old ABB welding, handling robots
• Cabinet overhaul, servo drive aging replacement