- Smoke detectors.
- Heat detectors (Rate of Rise and Fixed Temperature)
- Manual call points or manual pull stations.
- Notification appliances.
- Responders.
- Fire sprinkler system inputs.
- Switches. Flow control. Pressure. Isolate. Standard switches. Monitor modules.
What are the 4 basic parts of fire alarm?
- Fire Alarm Initiating Devices. …
- Fire Alarm Notification Devices. …
- Fire Alarm Control Panel (FACP) …
- Backup Power Supply. …
- Remote Control and Display Panels.
What are the main components of fire alarm system?
- Fire alarm initiating devices.
- Fire notification devices.
- Fire alarm control panel.
- Primary power supply.
- Backup power supply.
How does fire alarm control panel work?
They work
by responding to changes in an electrical current
, such as when a smoke detector identifies smoke and changes the current in response. Once the fire panel detects this current, it sounds the alarm. The conventional fire panel is installed in different zones—such as the first floor, second floor, etc.
What are the 2 types of fire alarms?
Generally, there are two types of home smoke alarms:
photoelectric and ionization
.
What is the principle of fire alarm?
The fire alarm working principle is
based on thermistor used in the fire alarm circuit
. This fire alarm circuit is used to identify and indicate an increase in temperature beyond certain value (temperature of an enclosed area).
What is a part 6 fire alarm system?
LD2 Additional Protection
Category LD2: A
system incorporating detectors in all circulation areas
that form part of the escape routes from the premises, and in all specified rooms or areas that present a high fire risk to occupants, including any kitchen and the principal habitable room.
How many types of fire alarm panels are there?
Today, there are
two types
of fire panels: Conventional fire alarm panel; Addressable fire alarm panel.
Which things are used in fire alarm?
This is done by means of
pulsing incandescent light
, flashing strobe light, electromechanical horn, siren, electronic horn, chime, bell, speaker, or a combination of these devices. Strobes are either made of a xenon tube (most common) or recently LEDs.
Where do I put the fire alarm control panel?
It should be located in
an area common to all building users
and where automatic detection is in use, the Control Panel should be in a protected area. An alarm sounder should be sited next to the Control Unit, but not too near the telephone position.
Where is the fire alarm control panel located?
In other than high-rise buildings, the fire alarm control panel shall be located either
in the main lobby at the entrance to the building
or in a room such as a utility closet, electrical room or tele- phone room. The panel shall be protected against unauthorized access.
How do you detect a fire?
- Heat detector.
- Smoke detector.
- Flame detector.
- Fire gas detector.
What are the 3 main types of fire alarm?
This is the British standard for fire alarm installation, set out in a governmental code of practice. Each category falls under three different types of systems –
manual, life protection and property protection
.
What type of fire alarm is best?
Photoelectric smoke detectors
are best at detecting the large particles typical of smoky, smoldering fires but poor at detecting fast, flaming fires. Photoelectric units are less prone to false alarms from burnt food, so they may be a better fit in kitchen areas.
What is a Class 1 fire alarm system?
The Code states that remote-control circuits for safety-control equipment is to be classified as Class 1
if failure of the equipment to operate introduces a direct fire or life hazard
. … Similarly, fire alarm system wiring does not fall into this category because it does not introduce direct fire or life hazard.
What is the principle and function of fire alarm?
All Fire Alarm Systems essentially operate on the same principle. If a detector detects smoke or heat, or someone operates a break glass unit, then
alarm sounders operate to warn others in the building that there may be a fire and to evacuate
.