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IEC 62439-3 ED5

Industrial communication networks - High availability automation networks - Part 3: Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR)

General information

30.99   CD approved for registration as DIS   Jun 5, 2026

TCDV    May 31, 2027

IEC

TC 65/SC 65C

International Standard

25.040.40   Industrial process measurement and control | 35.100.05   Multilayer applications

Life cycle

PREVIOUSLY

PUBLISHED
IEC 62439-3:2021 ED4

PUBLISHED
IEC 62439-3:2021/COR1:2023 ED4

NOW

IN_DEVELOPMENT
IEC 62439-3 ED5
30.99 CD approved for registration as DIS
Jun 5, 2026