Standard:
DIN EN 61975 VDE 0553-975:2023-09High-voltage direct current (HVDC) installations System tests |
Standard
withdrawn: DIN EN 61975 VDE 0553-975:2017-11High-voltage direct current (HVDC) installations System tests |
Standard
withdrawn: DIN EN 61975 VDE 0553-975:2011-04High-voltage direct current (HVDC) installations System tests |