Sound systems for emergency purposes
BS EN 50849:2017
Document Status
Current
Supplement
Mechanical & Electrical Supplement
Series
BS EN
Abstract
Provides general, technical and installation requirements for sound systems used indoors or outdoors to broadcast information for the protection of lives within specified areas in an emergency.
History
Supersedes BS EN 60849:1998.
ISBN
9780580877148
Subjects
- Building services
- Electrical services
- Audio communications equipment
Publisher History
With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.
Information
NBS
NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.
Accuris
We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.