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Standard [CURRENT] Article is not orderable

EN 50136-2-4:1998-01

Alarm systems - Alarm transmission systems and equipment - Part 2-4: Requirements for equipment used in systems with voice communicators using the public switched telephone network

German title
Alarmanlagen - Alarmübertragungsanlagen und -einrichtungen - Teil 2-4: Anforderungen an Einrichtungen für Wähl- und Ansageanlagen für das öffentliche Fernsprechwählnetz
Publication date
1998-01
Original language
English
Publication date
1998-01
Original language
English

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