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IEC
IEC 60417:2026 DB
En Vigor
2026-03-04
Graphical symbols for use on equipment - 12-month subscription to
regularly updated online database comprising all graphical symbols
published in IEC 60417
Si desea adquirir esta norma, envíenos su solicitud a normas@aenor.com
IEC
IEC 63522-22:2025
En Vigor
2025-04-22
Electrical relays - Tests and measurements - Part 22: Limiting
continuous current
IEC
IEC 61000-4-34:2005/AMD1:2009
En Vigor
2009-05-13
Amendment 1 - Electromagnetic compatibility (EMC) - Part 4-34: Testing
and measurement techniques - Voltage dips, short interruptions and
voltage variations immunity tests for equipment with mains current more
than 16 A per phase
ISO
ISO/IEC 11770-4:2017
En Vigor
2017-11-17
Information technology — Security techniques — Key management — Part 4:
Mechanisms based on weak secrets
