Product Description
The Lenze ESMD841-0093 is a robust and reliable AC frequency inverter designed for precise motor speed control and efficient energy management in a variety of industrial applications. This inverter features advanced vector control technology, ensuring optimal motor performance and torque even at low speeds. It accepts a wide range of input voltages and frequencies, providing flexibility in diverse power environments. Integrated safety functions, such as Safe Torque Off (STO), guarantee secure operation and compliance with stringent safety standards. The ESMD841-0093 offers user-friendly programming via an intuitive keypad interface and comprehensive parameter settings, enabling seamless integration into existing automation systems. Its compact design and durable construction ensure long-lasting performance in demanding industrial settings, making it a dependable solution for optimizing motor-driven processes.
Is Your Device Showing These Signs?
Lenze ESMD841-0093 drives commonly exhibit faults related to DC bus overvoltage, IGBT failures, and communication errors on the CAN bus. Resolving these issues involves inspecting and replacing damaged capacitors on the DC bus, testing and replacing faulty IGBT modules, and verifying proper termination and cabling for the CAN bus network. Parameter corruption within the drive's EEPROM also requires attention, necessitating a firmware reload or parameter reset to factory defaults. Overcurrent trips are addressed by examining the motor windings for shorts or ground faults and confirming correct motor parameter settings within the drive configuration.
Technical specifications
The Lenze ESMD841-0093 is a compact, high-performance AC servo drive designed for demanding automation applications. This drive features integrated positioning control, enabling precise and dynamic motion profiles. It supports a wide range of feedback systems, including resolvers and incremental encoders, ensuring accurate position and velocity control. The ESMD841-0093 operates on a 230 VAC single-phase power supply and delivers a continuous output current of 9 amps. It incorporates advanced features such as electronic gearing, camming, and registration control, facilitating complex motion sequences. Comprehensive diagnostics and protection functions, including overcurrent, overvoltage, and short-circuit protection, guarantee reliable operation and minimize downtime. Configuration and programming are achieved through user-friendly software tools, simplifying commissioning and maintenance. The drive's robust design and compliance with industry standards ensure seamless integration into various industrial environments.
Our Repair Process for the
ESMD841-0093
Our repair process for Lenze ESMD841-0093 drives begins with a thorough inspection to diagnose DC bus overvoltage by replacing damaged capacitors, IGBT failures by testing and replacing faulty modules, and communication errors by verifying CAN bus termination and cabling. Parameter corruption is resolved through firmware reloading or a factory reset. Overcurrent trips are addressed by examining motor windings for shorts or ground faults and confirming correct motor parameter settings.
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.

















