Alarm systems. Intrusion and hold-up systems - System requirementsWhat is BS EN 50131 1 about? BS EN 50131 1 is the first part in a multi series that specifies requirements on intrusion and hold up alarm systems installed in buildings using specific or non specific wired interconnections or wire free interconnections. BS EN 50131 1 applies to intruder alarm systems that include only intrusion detectors, and to hold up alarm systems that include only hold up devices. Who is BS EN 50131 1 for? BS EN 50131 1 on

Separation force

Neither does it apply to building documentation

or a profiled plastics strip and integral locking joiner strip

diseases and possible allergens into human and animal populations

suppliers and testers of electrical equipment

whether for storage or use

EN 287-1:2004

social and environmental issues

Deliver precise and defined product descriptions

Installers and maintenance providers for solar panels

Revisions to clause H

ISO 20184-2 assists in codifying and standardizing the steps for frozen tissue regarding isolated protein examination in what is referred to as the pre-examination phase