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IEC 60839-5-2:1991 ed1.0

Заменен
Alarm systems - Part 5: Requirements for alarm transmission systems - Section 2: General requirements for equipment — 25 стр.
Specifies the general requirements for equipment used in alarm transmission systems. Does not specify the equipment used to display the information at the alarm receiving centre or the installation of the equipment.
ICS
13.320 Alarm and warning systems / Системы аварийной сигнализации и оповещения