Alarm systems. Intrusion and hold-up systems - System requirementsWhat is BS EN 50131 1: 2018+A3: 2020 about? This is the third amendment to the first standard in a multi part European series on intrusion and hold up alarm systems (I&HAS). BS EN 50131 1: 2018+A3: 2020 sets out system requirements for I&HAS installed in buildings using specific or non specific wired interconnections or wire free interconnections. It also applies to intruder alarm systems that include only intrusion detectors, and to hold up alarm

the design process

BS 6472-1:2008 describes how to determine the vibration dose value

The standard also provides best-practice recommendations for the material

Anthropometric data

The extensive use of fire protection systems in electronic installations arises not from a high probability of fire

2 Preparation of specimens

This part of BS EN ISO 1518 specifies a test method for determining under defined conditions the resistance of a single coating or a multi-coat system of paint

It also specifies the sampling frequency by reference to AES5

design change

Using BS EN 50470‑2 you will be able to ensure that the energy meters you manufacture comply with quality requirements

BS EN 50377-8-13:2010 Connector sets and interconnect components to be used in optical fibre communication systems

ISO 22423 permits drastic reductions in the weight