Expert Servo Drive Repair

A malfunctioning servo drive brings your precisely controlled machinery to a halt. At ROC Industrial, we understand the critical role servo drives play in applications requiring high accuracy and speed. We specialize in comprehensive servo drive repair, restoring your equipment to peak operating condition and minimizing costly downtime. Roc Industrial offers servo drive repair for all major manufacturers, including Allen-Bradley, Fanuc, Yaskawa, Siemens, ABB, and Mitsubishi. Our expert repair team provides a quality, cost-effective alternative to servo drive replacement for customers across the entire United States. Please give us a call or fill out our repair form to see how easy our process is!

What is a Servo Drive and Why is it Important?

A servo drive is a crucial component of a servo system, which is a closed-loop control system used for precise motion control. The servo drive receives command signals (typically from a PLC or motion controller) and amplifies them to power a servo motor. It also receives feedback from a feedback device (e.g., an encoder) attached to the motor, constantly adjusting the power output to ensure the motor follows the desired position, velocity, and torque profiles.

Top Servo Drive Manufacturers We Repair

ROC Industrial's experienced technicians are equipped to repair servo drives from a vast range of manufacturers. Here's a comprehensive list:

Allen-Bradley (Rockwell Automation): Kinetix series (Kinetix 5500, Kinetix 5700, Kinetix 6000, Kinetix 6500, Kinetix 300, Kinetix 350), Ultra 3000, and older Allen-Bradley servo drives.
Fanuc: Fanuc Alpha i Series, Fanuc Beta i Series, and older Fanuc servo amplifiers.
Siemens: SINAMICS series (S120, S210, V90), SIMODRIVE, and older Siemens servo drives.
Yaskawa: Sigma series (Sigma-7, Sigma-5, Sigma-II), Junma, and older Yaskawa servo drives.
Mitsubishi Electric: MR-J series (MR-J4, MR-J3, MR-J2S), MR-JE.
Schneider Electric: Lexium series.
ABB: ACS series (ACS880, ACS800, ACS580 drives with servo control capabilities), MicroFlex.
Omron: Accurax G5, SmartStep.
Parker: Compax3, Aries.
Kollmorgen: AKD Series, S700 Series, S300 Series, S200 Series.
Beckhoff: AX5000 series, AX8000.
B&R Industrial Automation: ACOPOS series.
Lenze: 9400 series, 9300 series, i700 series.
Indramat (now Bosch Rexroth): EcoDrive, IndraDrive.
Delta
Emerson

Common Servo Drive Problems We Solve

Power Supply Issues: Drive won't power on, intermittent power failures.
Motor Feedback Problems: Errors related to encoders, resolvers, or other feedback devices.
Communication Errors: Problems communicating with the controller (Ethernet/IP, Profibus, CANopen, EtherCAT, etc.).
Overcurrent/Overvoltage Faults: Drive tripping on overcurrent or overvoltage protection.
Overtemperature Faults: Drive overheating.
Parameter Errors: Incorrect settings or corrupted parameters.
Component Failures: Failure of transistors, capacitors, or other internal components.
Software/Firmware Issues: Need for updates or reprogramming.
Physical Damage

A properly functioning servo drive is essential for:

High Accuracy and Precision: Maintaining tight tolerances in demanding applications.
Repeatability: Ensuring consistent performance over time.
Smooth Motion: Minimizing vibrations and jerky movements.
High Speed and Torque: Providing the necessary power for demanding applications.
Increased Productivity: Reducing cycle times and improving overall efficiency.

Key Functions of a Servo Drive

Precise Motion Control

Servo drives enable highly accurate control of position, speed, and torque, essential for applications like robotics, CNC machining, and automated assembly.

Amplification

Servo drives amplify low-power control signals to deliver the necessary power to the servo motor.

Diagnostics

Many modern servo drives offer diagnostic capabilities to help identify and troubleshoot problems.

Closed-Loop Feedback

Continuous feedback from the motor ensures that the actual motion matches the commanded motion, correcting for any errors or disturbances.

Protection

Servo drives often include built-in protection features to prevent damage to the motor and drive, such as overcurrent, overvoltage, and overtemperature protection.

Get Your Servo Drive Repaired Quickly!

Restore the precision and performance of your machinery. Contact ROC Industrial for a free quote on expert servo drive repair.

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