Product Description
The Allen-Bradley 20DD385BCENNBCASE is a robust 480V AC three-phase adjustable frequency drive with a 385-amp normal-duty rating, designed for industrial environments with its IP20/NEMA Type 1 enclosure and conformal coating; it lacks a braking system but offers adjustable undervoltage trip, microprocessor-controlled thermal protection via a heat sink thermistor, and ride-thru capabilities of 0.25 seconds at idle and 15 milliseconds at full load, and includes a quick start guide for easy installation.
Is Your Device Showing These Signs?
The Allen Bradley 20DD385BCENNBCASE commonly experiences failures related to the electrolytic capacitors degrading within the power supply section, leading to DC bus undervoltage faults and drive trips. IGBT failures in the inverter section are frequent due to overcurrent events or thermal stress, necessitating replacement. Encoder feedback issues arise from damaged encoder cables or faulty encoder modules, causing erratic motor control. Communication errors on the EtherNet/IP network stem from corrupted firmware or damaged communication ports, requiring firmware reflashing or port repair. Overheating issues are attributed to clogged heatsinks or failed cooling fans, resulting in thermal overload faults and component degradation.
Technical specifications
The Allen-Bradley PowerFlex 700S AC drive, model number 20DD385BCENNBCASE, is a robust three-phase adjustable frequency drive engineered for operation on 480V AC power systems. This unit offers a normal-duty current rating of 385 amps, making it suitable for industrial environments. It features an IP20/NEMA Type 1 enclosure with conformal coating for enhanced durability. A quick start guide is included to facilitate installation.
The drive incorporates an adjustable undervoltage trip setting for customized low-voltage protection and microprocessor-controlled thermal protection via a heat sink thermistor.
While this specific model does not include a braking system, it offers ride-thru capabilities to enhance operational reliability during brief power losses, with a non-operational ride-thru time of 0.25 seconds and a full-load ride-thru time of 15 milliseconds.
Our Repair Process for the
20DD385BCENNBCASE
Our repair process for the Allen Bradley 20DD385BCENNBCASE begins with a comprehensive evaluation to pinpoint the root cause of failure. Electrolytic capacitors within the power supply are replaced to resolve DC bus undervoltage faults and drive trips. IGBTs in the inverter section are replaced to rectify overcurrent events or thermal stress issues. Encoder feedback problems are addressed through replacement of damaged encoder cables or faulty encoder modules to ensure accurate motor control. Communication errors on the EtherNet/IP network are resolved by reflashing corrupted firmware or repairing damaged communication ports. Overheating issues are mitigated by cleaning clogged heatsinks or replacing failed cooling fans to prevent thermal overload faults and component degradation.
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.