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prEN IEC 62820-3-1

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

General information

10.99   New project approved   Nov 17, 2025

CENELEC

CLC/TC 79 Alarm systems

European Norm

13.320   Alarm and warning systems

Life cycle

PREVIOUSLY

PUBLISHED
EN IEC 62820-3-1:2018

NOW

IN_DEVELOPMENT
prEN IEC 62820-3-1
10.99 New project approved
Nov 17, 2025