Group Electrical Engineering Medium Voltage (ETM)
ETM is responsible for the medium-voltage grid and ensuring its safe and compliant operation.
Areas of responsibility ETM
- Planning, operation, and retrofitting of medium-voltage systems
- Assurance of the power supply:
- 20 kV medium-voltage grid
- Execution of switching operations
- Organization of inspections of medium-voltage switchgear
- Development of protection concepts
- Monitoring of the medium-voltage grid at GSI and FAIR
- Operation and expansion of substation control systems
- Implementation of legal and regulatory requirements (e.g., BetrSichV)











