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Product Description
The Schneider ATV630D45N4 is a robust and advanced variable speed drive engineered for demanding industrial applications. This drive provides exceptional motor control and energy optimization capabilities, ensuring peak performance and reduced operational costs. It features a sophisticated suite of protection functions, including overcurrent, overvoltage, and undervoltage protection, guaranteeing reliable operation and minimizing downtime. The ATV630D45N4 offers seamless integration with various communication protocols, such as Ethernet/IP and Modbus TCP, enabling easy connectivity to existing automation systems. Its user-friendly interface and intuitive programming tools simplify setup and maintenance, while its rugged design ensures durability in harsh environments. This drive is a dependable solution for improving efficiency and productivity in a wide range of industrial processes.
Is Your Device Showing These Signs?
The Schneider ATV630D45N4 variable frequency drive commonly experiences issues such as DC bus overvoltage faults due to regenerative energy, IGBT failures stemming from excessive heat or short circuits, communication errors on Modbus TCP/IP or Ethernet/IP networks, and premature wear of cooling fans leading to thermal overload trips. Parameter configuration errors frequently cause motor control problems, while nuisance tripping due to ground faults or line voltage fluctuations requires careful examination of grounding and power quality. Resolving these issues involves proper braking resistor sizing, IGBT replacement, network diagnostics, fan replacement, parameter verification, and power system analysis.
Technical specifications
The Schneider ATV630D45N4 is a robust variable speed drive engineered for demanding industrial applications, controlling 3-phase asynchronous and synchronous motors rated up to 45kW at 400V. It features advanced motor control algorithms including sensorless vector control and closed-loop control for precise speed and torque regulation across a wide operating range. Integrated safety functions such as STO (Safe Torque Off) ensure personnel and equipment protection, while comprehensive communication protocols including Ethernet/IP, Modbus TCP, and Modbus RTU facilitate seamless integration into existing automation systems. The drive incorporates a user-friendly graphic display terminal for intuitive programming, monitoring, and diagnostics, coupled with enhanced thermal management and robust construction for reliable operation in harsh environments. It is designed to optimize energy efficiency, reduce maintenance costs, and improve overall system performance.
Our Repair Process for the
ATV630D45N4
Our repair process for the Schneider ATV630D45N4 variable frequency drive begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the failure, whether it be DC bus overvoltage, IGBT failure, communication error, cooling fan malfunction, parameter misconfiguration, or nuisance tripping. Corrective actions are then implemented, including braking resistor adjustments, IGBT replacement with high-quality components, thorough network communication troubleshooting, cooling fan replacement to ensure optimal thermal management, parameter verification and correction based on application requirements, and power system analysis to mitigate ground faults and voltage fluctuations. Each repair concludes with rigorous testing under load conditions to guarantee the drive operates within specified parameters and meets performance standards before it is returned.
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