[PSES] RED certificate - validity period

The RED EU-Type Examination Certificates I have seen, are valid for 4 years. Is the validity period something regulated by the EU or is it up to the Notified Body to set the period on the RED certificate? Best regards Amund -

[PSES] Reliability/Fault analysis tools?

EV Chargers getting more and more complicated For our controls investigations, hardware failures need to be assessed. One of the safety standards calls out MIL-STD-217, which has got to be nearly as old as my Dad. Looking for more up to date, modern and computer-based processes and pro