Ads
related to: picture of molech's fire alarm installation
Search results
Results From The WOW.Com Content Network
A fire alarm system is a building system designed to detect, alert occupants, and alert emergency forces of the presence of fire, smoke, carbon monoxide, or other fire-related emergencies. Fire alarm systems are required in most commercial buildings.
Images of Moloch did not grow popular until the eighteenth and nineteenth centuries, when Western culture began to experience a fascination with demons. [1] These images tend to portray Moloch as a bull- or lion-headed humanoid idol, sometimes with wings, with arms outstretched over a fire, onto which the sacrificial child is placed.
A fire alarm box, fire alarm call box, or fire alarm pull box is a device used for notifying a fire department of a fire or a fire alarm activation. Typically installed on street corners or on the outside of commercial buildings in urban areas, they were the main means of summoning firefighters before the general availability of telephones.
A fire alarm control panel (FACP), fire alarm control unit (FACU), fire indicator panel (FIP), or simply fire alarm panel is the controlling component of a fire alarm system. The panel receives information from devices designed to detect and report fires, monitors their operational integrity, and provides for automatic control of equipment, and ...
Manual fire alarm activation requires human intervention, as distinct from automatic fire alarm activation such as that provided through the use of heat detectors and smoke detectors. It is, however, possible for call points/pull stations to be used in conjunction with automatic detection as part of the overall fire detection and alarm system.
The standard details requirements for a range of alarm systems including central station burglar alarms, police station connected alarms, local alarms, proprietary systems, holdup alarms, and digital alarm communicator system units. It also covers power supplies essential for burglar-alarm equipment operation.
The system can be stand alone (i.e. using dedicated loudspeakers, which can also feature integrated strobe lights), or the system can accommodate public address system functionality. In 1973, the Autocall fire alarm company (merged to SimplexGrinnell then relaunched), manufactured the first voice evacuation system. [6]
An optical beam smoke detector is a device that uses a projected beam of light to detect smoke across large areas, [1] typically as an indicator of fire. [2] They are used to detect fires in buildings where standard point smoke detectors would either be uneconomical [ 3 ] or restricted for use by the height of the building.