Fire Alarm & Suppression
A key aspect of fire protection is to identify a developing fire emergency in a timely manner, and And to alert building's occupants as well as fire emergency organization. This is the role of fire detection and alarm systems. Depending on the anticipated fire scenario, building and use type, number and type of occupants, and criticality of contents and mission, these systems can provide several main functions. First they provide a means to identify a developing fire through either manual or automatic methods and second, they alert building occupants to a fire condition and the need to evacuate. Another common function is the transmission of an alarm notification signal to the fire department or other emergency response organization. They may also shut down electrical, air handling equipment or special process operations, and they may be used to initiate automatic suppression systems.
The first step toward halting a fire is to properly identify the incident, raise the occupant alarm and then notify emergency response professionals.
It gets the name suppression system as it aims to hold back the fire and the damage it may cause. Preventing the fire from spreading mitigates losses and allows time for emergency personnel to respond. A fire suppression system is a sprinkler system. Clean agent and dry chemical systems also qualify as fire suppression systems.
Aspirating Smoke Detection
An ASD is a system used in active fire protection, consisting of a central detection unit which draws air through a network of pipes to detect smoke.