IEC 60076-4:2026 applies to lightning and switching impulse tests on power transformers and reactors. Information is given on waveforms, test circuits including test connections, earthing practices, failure detection methods, test procedures, measuring techniques and interpretation of results.
PUBLISHED
SRPS EN 60076-4:2008
PROJECT
dnaSRPS EN IEC 60076-4:2026
50.99
FDIS or proof approved for publication
Oct 12, 2026