- Building Occupant Warning System ("BOWS")
A building occupant warning system is a collective term that describes one of the following;
- an Emergency Warning System (EWS) installed in accordance with AS 1670.4; or
- an occupant warning system comprising at least one of the following:
- An EWCIE in accordance with AS 4428.16, connected to compatible loudspeakers conforming to AS ISO 7240.24; or
- Audible alarm devices conforming to AS ISO 7240.3
A building occupant warning system in building is installed to alert people throughout all occupied areas within a building of an emergency.