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IEC
IEC 61334-3-22:2001
En Vigor
2001-01-12
Distribution automation using distribution line carrier systems - Part
3-22: Mains signalling requirements - MV phase-to-earth and
screen-to-earth intrusive coupling devices
IEC
IEC 60835-2-5:1993
En Vigor
1993-05-28
Methods of measurement for equipment used in digital microwave radio
transmission systems - Part 2: Measurements on terrestrial radio-relay
systems - Section 5: Digital signal processing sub-system
IEC
ISO/IEC 11770-3:2021/AMD1:2025
En Vigor
2025-04-28
Information security - Key management - Part 3: Mechanisms using
asymmetric techniques - Amendment 1: TFNS identity-based key agreement
ISO
IEC 80416-3:2002
En Vigor
2002-08-01
Basic principles for graphical symbols for use on equipment — Part 3:
Guidelines for the application of graphical symbols
