BS 5839-9:2021 PDF
This part of BS 5839 provides recommendations for the planning, design, installation, commissioning and maintenance of emergency voice communication (EVC) systems in and around buildings and at sports, entertainment and similar venues. It does not recommend whether or not an emergency voice communication system is installed in a given premises.Cross References:
BS 476
BS 5499-1
BS 5839-1:2002+A2:2008
BS 7671
BS 9999:2008
BS EN 54-2:1997+A1:2006
BS EN 54-3
BS EN 54-4:1998+A2:2006
BS EN 54-16:2008
BS EN 54-23
BS EN 60529
BS EN 60702-1
BS EN 60702-2
BS EN 60118-4
BS EN 61672-1
BS 5839-8
BS 7594
BS 7846
BS 8233