scope:

This standard applies to sound reinforcement and distribution systems to be used to effect a rapid and orderly mobilization of occupants in an indoor and/or outdoor area affected by a hazard. The purpose of this standard is to specify the requirements for sound systems which are primarily intended to broadcast information for the protection of lives and property within a protected area when an emergency situation has occured. The standard gives the characteristics and the methods of test necessary for the specification of the system.