IEC 62820-3-1 ED2

Building intercom systems - Part 3-1: Application guidelines - General

General information

30.99   CD approved for registration as DIS   Feb 13, 2026

TCDV    Aug 7, 2026

IEC

TC 79

International Standard

13.320   Alarm and warning systems

Life cycle

PREVIOUSLY

PUBLISHED
IEC 62820-3-1:2017 ED1

NOW

IN_DEVELOPMENT
IEC 62820-3-1 ED2
30.99 CD approved for registration as DIS
Feb 13, 2026