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IEC 60076-4:2026 ED2

Power transformers - Part 4: Lightning impulse and switching impulse tests of power transformers and reactors IEC 60076-4:2026 ED2

Publication date:   Jul 9, 2026

General information

60.60   Standard published   Jul 9, 2026

IEC

TC 14

International Standard

29.180   Transformers. Reactors

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Scope

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.

Life cycle

PREVIOUSLY

WITHDRAWN
IEC 60076-4:2002 ED1

WITHDRAWN
IEC 60076-4:1976 ED1

NOW

PUBLISHED
IEC 60076-4:2026 ED2
60.60 Standard published
Jul 9, 2026




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