Product Description
The Siemens 6SL3230-2YH36-1UB0 SINAMICS G120X is a robust and reliable frequency converter engineered for demanding industrial applications. This converter offers precise motor control and energy-efficient operation across a wide range of voltages and power ratings. It features integrated safety functions, advanced communication interfaces, and a user-friendly interface for seamless integration into existing automation systems. The 6SL3230-2YH36-1UB0 provides superior performance, durability, and protection against harsh environmental conditions, ensuring optimal performance and extended service life in challenging industrial environments. It is a dependable solution for controlling pumps, fans, compressors, and other variable-speed applications.
Is Your Device Showing These Signs?
Siemens 6SL3230-2YH36-1UB0, a SINAMICS G120X series inverter, commonly experiences faults due to DC link overvoltage, IGBT failures, and communication errors on the PROFINET interface. Resolve overvoltage issues by inspecting braking resistors and line reactors. Address IGBT failures through module replacement and thermal management improvements. Rectify PROFINET communication problems by verifying cabling, IP address configurations, and GSD file compatibility within the PLC. Parameter resets and firmware updates are sometimes necessary to restore optimal performance.
Technical specifications
The Siemens 6SL3230-2YH36-1UB0 is a SINAMICS G120X series, frame size FSD, intelligent standard drive converter designed for infrastructure applications. This converter operates on a 380-480V 3AC power supply with a power rating of 160 kW and a current rating of 325 A. It features integrated safety functions including STO (Safe Torque Off) and SS1 (Safe Stop 1), providing enhanced machine safety. The unit supports various communication protocols such as PROFINET, Ethernet/IP, and USS/Modbus RTU, ensuring seamless integration into existing automation systems. The robust design includes coated PCBs for increased environmental resilience and an integrated braking chopper for dynamic braking applications. Operation is simplified through the intelligent operator panel (IOP-2) or via web server access for remote diagnostics and parameterization. This converter delivers precise motor control and energy efficiency, optimizing performance in demanding industrial environments.
Our Repair Process for the
6SL3230-2YH36-1UB0
Our repair process for the Siemens 6SL3230-2YH36-1UB0 begins with a comprehensive diagnostic evaluation to pinpoint the failure's root cause. Following the diagnostic phase, a detailed repair plan is formulated, outlining the necessary component replacements and repairs. Skilled technicians then execute the repair plan, utilizing genuine Siemens parts and adhering to strict quality control standards. Post-repair, the unit undergoes rigorous testing under simulated operating conditions to ensure optimal performance and reliability. The repaired Siemens 6SL3230-2YH36-1UB0 is then carefully packaged and returned with a detailed repair report.
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.

















