20.99 Sep 25, 2026
CD Oct 9, 2026
IEC
TC 42
International Standard
PROJECT
IEC 61083-4 ED1
20.99
WD approved for registration as CD
Sep 25, 2026
Instruments and software used for measurements in high-voltage and high-current tests - Part 4: Requirements for software for tests with alternating and direct currents and voltages "proposed horizontal standard"
10.99 New project approved