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SINAMICS SM150 - Repair of IGCT Phase Modules (DR-SM15-RP)


  • They are responsible for service work and repairs of medium-voltage converters.
  • In this course you will learn how the power section of the SINAMICS SM150 inverter with IGCT phase modules works.
  • After the course, you will be able to perform fault diagnosis and repair with spare parts on the ICGT phase module.
Type Face-to-face training
Duration 2 days
Language en

Target Group

  • Service personnel
  • Maintenance personnel


  • Design and function of the IGCT phase modules
  • Block diagram of the IGCT (integrated gate commutated thyristor)
  • Troubleshooting, testing and measuring at the IGCT phase module
  • Exchange of single IGCTs, pressure screws and connection busbars
  • Generating the test protocol for repair and testing
  • Examples of damaged IGCT phase modules
  • Practical exercises on the original IGCT phase module


  • Experience with low voltage or medium voltage drives.
  • Knowledge of SINAMICS SM150 is helpful, but not mandatory.


  • Course also in German language available, please contact us.


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