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Product Description
The Allen-Bradley 20DD077A3EYNANBCE AC drive, a Rockwell Automation product, is a durable 480V, 77-amp adjustable frequency drive designed for three-phase power environments, featuring IP20/NEMA Type 1 protection, a user-friendly LCD, IGBT braking, adjustable undervoltage trip, microprocessor-controlled heat sink thermistor, and ride-thru capabilities for reliable high-power industrial applications.
Is Your Device Showing These Signs?
The Allen Bradley 20DD077A3EYNANBCE Servo Drive commonly experiences issues related to IGBT failures, often indicated by fault codes stemming from overcurrent or short circuits within the power stage. Resolving these faults mandates thorough testing and potential replacement of the IGBT modules. Capacitor degradation within the DC bus is another frequent problem, leading to voltage fluctuations and drive instability. Firmware corruption can also occur, necessitating a firmware re-flash to restore proper functionality. Encoder feedback problems, resulting in positioning errors and erratic motor behavior, are addressed through encoder cable inspection and encoder replacement when necessary. Communication errors over Ethernet/IP or other network protocols require scrutiny of network configurations and cable integrity.
Technical specifications
The Allen-Bradley 20DD077A3EYNANBCE AC drive is a robust 480V, 77A adjustable frequency drive from Rockwell Automation, built for three-phase power. It offers IP20/NEMA Type 1 protection, an LCD, IGBT braking, adjustable undervoltage trip, microprocessor-controlled heat sink thermistor, and ride-thru capabilities, making it suitable for demanding industrial applications.
Our Repair Process for the
20DD077A3EYNANBCE
Our repair process for the Allen Bradley 20DD077A3EYNANBCE Servo Drive begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the failure, focusing on common issues such as IGBT failures indicated by overcurrent or short circuit fault codes, which require rigorous testing and IGBT module replacement as needed. We address capacitor degradation within the DC bus by testing and replacing faulty capacitors to stabilize voltage and ensure drive stability. Firmware corruption is resolved through a mandatory firmware re-flash to restore proper operation. Encoder feedback problems, identified by positioning errors and erratic motor behavior, are corrected through encoder cable inspection and encoder replacement. Communication errors over Ethernet/IP or other network protocols are resolved by scrutinizing network configurations and cable integrity, ensuring seamless connectivity.
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