Applications and advantages of co2 fire extinguishers. It is effective for class b flammable liquids and is electrically nonconductive. Co2 fire extinguisher, carbon dioxide extinguishers in. The extinguisher must be easily accessible and in good working order. Fire extinguisher types and uses chart northants fire. Co2 fire extinguishers are used for class b and c fires. Fire extinguisher locations fire extinguishers are located throughout the workplace and readily accessible in the event of a fire. Different types of fire extinguishers are designed to fight different types of fire. Fire extinguishers are available in different types with each one having specific fire classes that they are suitable for use on. Carbon dioxide co2 fire extinguisher due to the improvement in the design and standard, we reserve the right to change the specifications without prior notice.
Understanding the different types and uses of fire extinguishers. Question asked by cforsythe on sep, 2017 latest reply on oct 19, 2017 by fireman. In this fire extinguisher guide we will discuss common fire extinguisher types and uses. Understanding classes, ratings and uses is the first step in selecting the best fire extinguisher for your. For extinguisher use on a class d fire, the relative effectiveness is detailed on the. At walker fire, we stock a huge range of extinguishers, all of which are. Co2 fire extinguisher, carbon dioxide extinguisher. Co2 fire extinguishers are the extinguisher of choice for electrical fires, although they also work on flammable liquid class b fires. Carbon dioxide co2 fire extinguishers wormald australia.
This results in a chemical chain reaction which starts a fire. Halon 1211 818 seconds discharge time range 916 ft. These classes include oil spillages, fabric, delicate machinery and various other material. Each type of fire extinguisher is suitable for different types of burning media and will have a fire rating based on the volume of fire that they are capable of. Yes, stop squeezing the trigger and the stream of co2 will stop. Since most people have only seen a fire extinguisher put to use in the movies, they arent aware of the different types of fire extinguishers and their individual capabilities it is a common misconception.
A deep dive into how to choose a handheld fire extinguisher selection can be found in annex c in nfpa 10 2018, fire extinguisher selection. Normal air that we breathe has 21% oxygen and fire requires 16%. It takes special extinguishing agents metalx, foam to fight such a fire. The material in a class d extinguisher is a foam product that puts out the fire by. How to use a co2 fire extinguisher veteran fire safety. Co2 fire extinguishers discharge gas under pressure replacing the air with inert carbon dioxide gas which does not support combustion. A video showing how and when to use co2 fire extinguishers by fire and safety centre. Carbon dioxide co 2 fire extinguisher au established over 18 years ago, exelgard is a leading supplier of fire protection products in australia. Fire extinguisher training yale emergency management.
Carbon dioxide co2 fire extinguishers carbon dioxide is a nonconductive and noncorrosive gas used to reduce the amount of oxygen available to the fire. The fire extinguisher for a class c fire should be based on the amount of the class a or class b component. Carbon dioxide extinguishers are filled with nonflammable carbon dioxide gas under. Our website has your fire and safety needs covered. Naffco supplies highperformance fire extinguishers that will tackle fires quickly and effectively. Having the correct fire extinguishers placed strategically can often form the first line of defence in the event of a fire. It is not intended for use on an outofcontrol fire, such as one which has. Class d fire extinguishers are not used on any other class of fire.
How to use a fire extinguisher marsden fire safety. Fire extinguishers remove one or more of the components. Once activated, can a co2 extinguisher be shut off. Newer fire extinguishers use a picturelabeling system to designate which. Whilst operating a fire extinguisher is a relatively simple procedure, knowing how to use one properly in the event of a fire can help you deal with the situation safely and calmly when it comes to knowing. Fumes toxic if inhaled halon is no longer manufactured halon a trash wood. Most fire extinguishers will have a pictograph label telling. The three most common types of fire extinguishers are. You can usually find them in hallways, laundry rooms, meeting rooms. Ensure all the fire has been extinguished as reignition is possible when a co2 extinguisher has been used how to use co2 fire extinguishers 1. The co2 type extinguishers are able to extinguish fire by. The successful use of a fire extinguisher depends on the following conditions. Aim low, pointing the nozzle or hose at the base of the fire. The higher the number, the more firefighting power.
Carbon dioxide is discharged as a white cloud of snow which smothers a fire by eliminating oxygen. One more issue that i wanted to bring up, is the nature of how co2 extinguishes a fire. All fire extinguishers fire extinguisher special deals foam fire extinguishers co2 fire extinguishers water fire extinguishers water mist extinguishers powder fire extinguishers wet chemical. The extinguisher must be the right type for the fire. This may be appropriate if you must reposition yourself in relation to the fire. Where a fire extinguisher has been used for any purpose other than that of a fire extinguisher 7. Fire extinguisher co2 technical datahdwxuhv xhighgrade brass head assembly ensures reliability and efficiency xworking pressure bar for maximum fire fighting performance gives greater application. Each fire extinguisher also has a numerical rating that serves as a guide for the amount of fire the extinguisher can handle. Using the correct type of extinguisher for the fire, use the fourstep pass technique. Co2 fire extinguishers are colour coded with a black. Uses and advantages of co2 fire extinguishers fire.
A fire extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations. Uline stocks a huge selection of carbon dioxide extinguishers and co2 fire extinguishers. All you ever wanted to know about fire extinguishers. Download co2 fire extinguisher 2kg datasheet pdf format. Before attempting to fight a fire with a fire extinguisher it is. Sound the fire alarm and call the fire department, if appropriate. Carbon dioxide co2 extinguishers are most effective on class b and c liquids. Starting at the recommended distance, sweep the nozzle or hose from side to side until the fire is out. Co2 fire extinguishers all you need to know about co2. Using a co2 fire extinguisher the extinguisher has a swivel horn, which should not be helped when discharging the extinguisher because as the co2 released ice rapidly, forms on the horn and as a. If you use the wrong type of fire extinguisher on the wrong class of fire. They range in size from 5 pounds to 100 pounds or larger. Using a fire extinguisher the following steps should be followed when responding to incipient stage fire.
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