Product Description
The Siemens 6SL3230-2YH18-0AF0 SINAMICS G120X is a robust and reliable frequency converter designed for pump, fan, and compressor applications in industrial environments. This converter features a power rating of 4.0 kW (5 hp) with a voltage range of 380-480V 3AC, ensuring compatibility with standard industrial power grids. It offers sensorless vector control for precise motor control and energy efficiency, along with integrated safety functions such as STO (Safe Torque Off) for enhanced machine safety. The G120X boasts a rugged design with coated PCBs for increased resistance to harsh environmental conditions, including dust, humidity, and vibration. Commissioning is straightforward via the integrated BOP-2 or through network interfaces, and it supports various communication protocols, including PROFINET, Ethernet/IP, and Modbus TCP, for seamless integration into automation systems.
Is Your Device Showing These Signs?
Siemens 6SL3230-2YH18-0AF0, a SINAMICS G120 power module, commonly experiences issues such as IGBT failures due to overcurrent or overheating, DC link capacitor degradation resulting in undervoltage faults, and communication errors stemming from PROFIBUS or PROFINET interface problems. Resolving these involves IGBT replacement, DC link capacitor replacement, addressing thermal management issues like fan failures or heatsink obstructions, and troubleshooting communication protocols, including addressing cabling issues or parameter misconfigurations within the drive's firmware. Firmware corruption also occurs, necessitating a firmware update or re-flashing.
Technical specifications
The Siemens 6SL3230-2YH18-0AF0 is a SINAMICS G120 power module designed for controlling AC motors in variable speed applications. This module features an integrated braking chopper and supports vector control and sensorless vector control methods, ensuring precise motor operation. It operates within a voltage range of 380-480V AC, three-phase, and delivers a rated output current of 18A. The module is engineered for robust performance in industrial environments, incorporating advanced thermal management and protection features against overvoltage, overcurrent, and short circuits. It communicates via PROFIBUS DP, enabling seamless integration into existing automation systems. The 6SL3230-2YH18-0AF0 is a compact and efficient solution for demanding drive applications requiring high performance and reliability.
Our Repair Process for the
6SL3230-2YH18-0AF0
Our repair process for the Siemens 6SL3230-2YH18-0AF0 begins with a comprehensive diagnostic evaluation to pinpoint the failure. Following the diagnosis, a detailed repair plan and firm quotation are provided for your approval. Upon approval, skilled technicians execute the repair using quality components and adhering to strict Siemens specifications. Rigorous testing, including functional and load testing, is performed to ensure the unit meets or exceeds original performance standards. Finally, the repaired Siemens 6SL3230-2YH18-0AF0 is carefully packaged and shipped back to you, accompanied by a comprehensive 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.

















