Product Description
The Lenze E82EV3712B is a robust AC frequency inverter engineered for precise motor speed control and efficient energy management in demanding industrial applications. This inverter delivers reliable performance with its advanced vector control technology, ensuring accurate torque and speed regulation across a wide range of motor types. It features integrated safety functions, including Safe Torque Off (STO), to protect personnel and equipment. The E82EV3712B provides flexible communication options via Ethernet, CANopen, and PROFIBUS, facilitating seamless integration into existing automation systems. Its compact design and user-friendly interface simplify installation and commissioning, while its durable construction guarantees long-term operation in harsh environments. This inverter is a dependable solution for optimizing motor-driven processes and reducing energy consumption.
Is Your Device Showing These Signs?
Lenze E82EV3712B servo drive repairs address common failures such as IGBT module failures, resolving overcurrent faults and short circuits that halt motor operation. We routinely troubleshoot and repair issues with the DC bus capacitors, replacing them to eliminate undervoltage errors and ensure stable voltage regulation. Encoder feedback problems are diagnosed and corrected through encoder repair or replacement, restoring accurate positioning control. Communication errors on the CAN bus or other interfaces are rectified by repairing or replacing damaged communication chips and connectors, re-establishing reliable data transfer. Power supply issues, including blown fuses and faulty rectifiers, are resolved to restore proper drive functionality.
Technical specifications
The Lenze E82EV3712B is a high-performance AC servo inverter designed for demanding industrial automation applications requiring precise motion control. This inverter features a power rating suitable for driving servo motors in the specified power range, offering advanced control algorithms for accurate positioning, speed, and torque regulation. It incorporates a robust design with integrated safety functions, including Safe Torque Off (STO), to ensure operational safety and compliance with industry standards. The E82EV3712B supports various communication protocols, such as EtherCAT and PROFIBUS, facilitating seamless integration into existing control architectures and enabling real-time data exchange for synchronized multi-axis systems. Parameterization and diagnostics are simplified through user-friendly software tools, enabling efficient commissioning and troubleshooting. Overload protection, short-circuit protection, and overvoltage protection are standard, guaranteeing reliable operation and extending the lifespan of both the inverter and the connected motor.
Our Repair Process for the
E82EV3712B
Our repair process for Lenze E82EV3712B servo drives begins with a thorough diagnosis to pinpoint the failure. IGBT module failures causing overcurrent faults and short circuits are resolved through module replacement. DC bus capacitor issues leading to undervoltage errors are corrected by replacing the capacitors, ensuring stable voltage regulation. Encoder feedback problems are addressed via encoder repair or replacement, restoring accurate positioning control. Communication errors on the CAN bus or other interfaces are rectified by repairing or replacing damaged communication chips and connectors, re-establishing reliable data transfer. Power supply issues, including blown fuses and faulty rectifiers, are resolved to restore proper drive functionality.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.


Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.
Ships from Rochester, NY