Product Description
The Siemens 6SL3230-3YE28-1UB0 is a SINAMICS G120X series frequency converter designed for demanding industrial applications. This robust drive offers a power rating of 75 kW (100 hp) and operates on a 380-480V 3-phase AC power supply. It provides precise motor control with advanced vector control technology, ensuring optimal performance and energy efficiency. The unit is built for harsh environments, featuring a high degree of protection and integrated safety functions such as STO (Safe Torque Off). Communication is seamless with integrated PROFINET/Ethernet/IP interfaces, allowing for easy integration into existing automation systems. The converter's user-friendly interface and commissioning tools guarantee quick setup and diagnostics, minimizing downtime and maximizing productivity.
Is Your Device Showing These Signs?
Siemens 6SL3230-3YE28-1UB0 commonly experiences faults related to IGBT failures within the power module, resulting in overcurrent trips and drive malfunctions. Communication errors on the PROFIBUS or PROFINET interface are frequent, stemming from corrupted firmware or damaged communication ports. Capacitor degradation within the DC link circuit leads to undervoltage faults and instability. Encoder feedback issues, specifically with the incremental encoder interface, cause speed control problems and positioning inaccuracies. Overheating due to inadequate cooling or a malfunctioning fan is a common cause of thermal faults and component stress.
Technical specifications
The Siemens 6SL3230-3YE28-1UB0 is a SINAMICS G120X series frequency converter designed for pump, fan, and compressor applications in industrial environments. This robust converter features a power rating of 90 kW at 400V AC with a current rating of 185A, ensuring reliable motor control. It supports both V/f and vector control modes for optimized performance across diverse load conditions. Integrated safety functions, including Safe Torque Off (STO), enhance operational safety. The converter is equipped with a user-friendly interface, including a BOP-2 keypad for local operation and diagnostics, and supports communication protocols such as PROFINET, PROFIBUS, and Ethernet/IP for seamless integration into automation systems. The 6SL3230-3YE28-1UB0 is engineered for harsh environments with a high degree of protection and efficient cooling, guaranteeing extended operational lifespan and reduced downtime.
Our Repair Process for the
6SL3230-3YE28-1UB0
Our repair process for the Siemens 6SL3230-3YE28-1UB0 begins with a thorough diagnostic evaluation to pinpoint the failure's root cause. Subsequently, skilled technicians perform component-level repairs, replacing faulty parts with original Siemens components or approved equivalents. Following the repair, the unit undergoes rigorous testing under simulated operating conditions to ensure it meets Siemens' original performance specifications. Finally, the repaired 6SL3230-3YE28-1UB0 is carefully packaged and returned with a comprehensive repair report and warranty.
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.

















