Automatic Fire Sprinkler Systems
A wet pipe automatic fire sprinkler system comprises a series of individual components including; Pipe, Stop Valve, Alarm Valve, Fire Sprinkler (head), Alarm Test Valve and Motorised Alarm Bell (Gong). These systems contain water under pressure that is released through the activation of a sprinkler head (a type of valve) to control or suppress the spread of fire.
What is a Fire Hydrant System?
In a building, a fire hydrant system is a safety measure or emergency equipment required in some buildings that comprises a series of components that when assembled together provide a source of water to assist fire authorities in a fire.
What is a Portable Fire Extinguisher
A portable fire extinguisher by definition is an item of equipment for the purpose of extinguishing a fire. Â The reality is however that a portable fire extinguisher is effective only for the type and size of a fire that it is rated for.
Combustion
Combustion or burning is a complex sequence of exothermic chemical reactions between a fuel and an oxidant accompanied by the production of heat, smoke & electromagnetic radiation (light).
Principles of Fire Safety
The Principles of Fire Safety series of articles have been carefully researched and written to provide a framework for building owners and people who work within the fire protection industry understand the basics of fire safety.
What is a Heat Detector
There are two methods for detecting fire from the presence of heat. (1) Fixed temperature heat detectors operate when the ambient temperature increases sufficiently to predetermined level where the heat detector will operate; and (2) A rate-of-rise heat detector operates when the ambient temperature increases over time equal to or greater than the rate of change the detector was manufactured to operate.
How to use a fire extinguisher
Portable fire extinguishers can be a very effective tools only if you read, understand, and follow all safety guidelines for their use. This article covers the typical use of a fire extinguisher and precautions prior to use.
Portable Fire Extinguisher (History)
A fire extinguisher is an active fire protection device to extinguish or control a fire, often in emergency situations. Typically a fire extinguisher consist of pressure vessel containing an agent that when discharged, can extinguish a fire.
Classes of Fire Extinguisher
Not all fires are the same. If you use the wrong type of fire extinguisher on the wrong class of fire, you can, in fact, make matters worse. To assist people quickly identify the right type of fire extinguisher, pictographs are used to represent different classes of fire. There are six different classes represented by the letters A, B, C, D, E and F.
Portable Fire Extinguisher Types
Portable fire extinguishers are generally provided as "first attack" units in fire fighting and should only be used in early stages of fire before it can spread and develop heat. There are five different types of extinguishers, and selection of extinguishers must be made with the class of fire in mind.
