ABB DSQC 236B Drive Unit

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1. Product Overview

The ABB DSQC 236B is a Drive Unit used in ABB industrial robot controllers, such as the IRC5 series. It controls the operation of robot servo motors to achieve precise speed, position, and torque control. The module receives commands from the controller and outputs driving signals to the servo motors, enabling high-precision, multi-axis coordinated motion. The DSQC 236B is a core component of the robot control system, ensuring high responsiveness, stability, and reliability.

2. Technical Specifications

• Model: DSQC 236B

• Type: Drive Unit

• Compatible System: ABB IRC5 robot controllers and servo systems

• Output: Servo motor control signals (voltage/current drive, compatible with various servo motors)

• Control Mode: Closed-loop control of speed, position, and torque

• Interface Type: Connects to controller bus and I/O modules

• Operating Temperature: 0℃ ~ +50℃

• Storage Temperature: -25℃ ~ +70℃

• Mounting: Controller internal slot or cabinet installation

• Dimensions: Standard board/module design

• Weight: ~800 g

• Protection Degree: IP20

• Reliability: Industrial-grade design for long-term continuous operation

• Additional Features: LED status indicators, overcurrent protection, overheat protection, fault alarms

3. Key Features & Advantages

1. High-precision motor control — Accurate control of servo motor speed, position, and torque for precise motion.

2. Fast response — Supports multi-axis coordinated and real-time closed-loop control for smooth and precise robot movement.

3. Modular design — Plug-in drive unit for easy replacement and maintenance.

4. High reliability — Industrial-grade design supports continuous operation and transient load changes.

5. Strong compatibility — Fully compatible with ABB IRC5 controllers and I/O/control modules.

6. Visual status indicators — LED indicators display drive status and fault alarms for easy debugging and maintenance.

4. Typical Applications

• Servo motor drives for ABB IRC5 robot controllers

• Multi-axis coordinated motion control of industrial robots

• Robot drive systems in automated production lines

• High-precision servo control systems

• Factory automation and robot system maintenance/upgrades

5. Precautions & Recommendations

1. Power off the controller before installing or removing the drive unit to ensure safety.

2. Ensure connected servo motors and control signals (type, voltage, current) match module specifications to avoid damage.

3. Avoid high temperature, humidity, dust, or corrosive environments.

4. Secure the drive unit firmly to prevent vibration or poor contact.

5. Installation and maintenance should be performed by qualified personnel.

6. Regularly check LED indicators and drive unit temperature to ensure long-term reliable operation.

The structure and details of the product：

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