Direct acting indicating analogue electrical measuring instruments and their accessories - Part 6: Special requirements for ohmmeters (impedance meters) and conductance meters (IEC 60051-6:2017); German version EN IEC 60051-6:2018
Direct acting indicating analogue electrical measuring instruments and their accessories - Part 6: Special requirements for ohmmeters (impedance meters) and conductance meters (IEC 60051-6:2017); German version EN IEC 60051-6:2018
Direct acting indicating analogue electrical measuring instruments and their accessories; part 6: special requirements for ohmmeters (impedance meters) and conductance meters (IEC 60051-6:1984, edition 4); german version EN 60051-6:1989
Instrument transformers for 50 Hz, U<(Index)m> 0.72 kV to 52 kV - Part 2: Current transformers U<(Index)m> = 0.72 kV and U<(Index)m> = 1.2 kV - Main dimensions
Electric and magnetic field levels generated by AC power systems - Measurement procedures with regard to public exposure (IEC 62110:2009); German version EN 62110:2009
Voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) power transmission - Electrical testing (IEC 62501:2009 + A1:2014 + A2:2017); German version EN 62501:2009 + A1:2014 + A2:2017
Direct acting indicating analogue electrical measuring instruments and their accessories title - Part 4: Special requirements for frequency meters (IEC 60051-4:2018); German version EN IEC 60051-4:2021