Product Description
The Allen-Bradley 20DD052A3NYNANNNN PowerFlex 700S AC drive, rated for 480V three-phase operation and 52A input current, offers precise control for demanding indoor applications with its IP20/NEMA Type 1 enclosure, full numeric LCD interface, IGBT braking, adjustable undervoltage trip, microprocessor-monitored heat sink thermistor for overtemperature protection, and ride-thru capabilities of 0.25 seconds (idle) and 15 milliseconds (full load), though documentation is not included.
Is Your Device Showing These Signs?
The Allen Bradley 20DD052A3NYNANNNN Servo Drive commonly experiences issues such as blown power modules due to excessive current draw or voltage spikes. Resolving network communication failures, specifically on EtherNet/IP, requires verifying IP address configurations and resolving cabling faults. Parameter corruption within the drive's memory necessitates a firmware reload and parameter reconfiguration. Overheating problems are addressed by inspecting and replacing cooling fans, ensuring proper heatsink contact, and mitigating ambient temperature issues. Drive tripping on overvoltage or undervoltage faults demands a thorough inspection of the incoming power supply and associated power conditioning equipment.
Technical specifications
The Allen-Bradley 20DD052A3NYNANNNN PowerFlex 700S AC drive is a 480V, 52A three-phase drive designed for precise control in indoor applications. It features an IP20/NEMA Type 1 enclosure, a full numeric LCD interface, IGBT braking, adjustable undervoltage trip, heat sink thermistor protection, and short ride-thru capabilities, but lacks documentation.
Our Repair Process for the
20DD052A3NYNANNNN
Our repair process for the Allen Bradley 20DD052A3NYNANNNN Servo Drive begins with a comprehensive diagnostic evaluation to pinpoint the failure. For blown power modules, we replace the module and investigate the root cause of excessive current draw or voltage spikes, implementing preventative measures. Network communication failures on EtherNet/IP are resolved through IP address verification and correction of cabling faults. Parameter corruption is rectified by reloading the firmware and meticulously reconfiguring parameters to factory or user-defined specifications. Overheating issues are addressed by replacing faulty cooling fans, ensuring optimal heatsink contact, and implementing strategies to reduce ambient temperature. Drive tripping on overvoltage or undervoltage faults necessitates a detailed inspection of the incoming power supply and power conditioning equipment, with necessary repairs or replacements performed to guarantee stable power delivery.
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