What basic knowledge is required for attending a digitalSTROM training? digitalSTROM Support September 20, 2018 14:02 Updated Follow Every electrician is able to complete the digitalSTROM course successfully. For a list of training partners please refer to our partner page. Related articles Where can I attend training courses as an electrician and when do they take place? How long does a digitalSTROM training course take? Does a digitalSTROM installation require additional surge protection measures? Can capacitive or inductive loads be connected directly? Does a digitalSTROM meter (dSM) have to be reconfigured after an exchange?