Alarm systems. Alarm transmission systems and equipment - Requirements for packet switched network PSN Ingestion-build-209418 This International Standard specifies requirements

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Alarm systems. Alarm transmission systems and equipment - Requirements for packet switched network PSN Ingestion-build-209418 This International Standard specifies requirementsBS EN 50136 1 5: 2008 Alarm systems. Alarm transmission systems and equipment. Requirements for packet switched network PSN BS EN 50136 1 5 specifies the requirements for alarm transmission systems using Packet Switched Networks (PSN), which are additional to those in EN 50136 1 1: 1998. The alarm transmission system using PSN may use wired links, voice grade signalling links, mobile networks, radio or data links and may include ethernet switches,