IEC Standards

ISO/IEC 11770-3:2021/AMD1:2025

Information security - Key management - Part 3: Mechanisms using asymmetric techniques -...

IEC 61400-12-3:2022/COR1:2025

Corrigendum 1 - Wind energy generation systems - Part 12-3: Power performance - Measurement...

IEC 60947-3:2020+AMD1:2025 CSV

Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors...

IEC 60947-3:2020/AMD1:2025

Amendment 1 - Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors,...

IEC 63522-48:2024/COR1:2025

Corrigendum 1 - Electrical relays - Tests and measurements - Part 48: Contact failure rate test

IEC 63522-49:2025

Electrical relays - Tests and measurements - Part 49: Long term stability of sealing

IEC 63522-27:2025

Electrical relays - Testing and measurement - Part 27: Electrical contact noise

IEC 63522-28:2025

Electrical relays - Tests and measurement - Part 28: Thermoelectric electromotive force (e.m.f.)

IEC 63522-37:2025

Electrical relays - Tests and measurements - Part 37: Terminal temperature rise at rated load

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