The class, quantity, and placement of fire extinguishers. Class d extinguishers are recommended on burning metal. We sell a range of standard fire extinguishers and other products suited to fire safety precautions. Having a fire extinguisher within reach can help you create a path to safety and may even help put out a small, contained fire. Nhs or company purchase order just fax to 0800 8046448. Below is an overview of each type of fire extinguisher including its rating and suitable uses. Fire extinguisher guide fire extinguishers are there only to fight small fires. The material in a class d extinguisher is a foam product that puts out the fire by replacing the oxygen near it.
One more issue that i wanted to bring up, is the nature of how co2 extinguishes a fire. Most fire extinguishers will have a pictograph label telling you which classifications of fire the extinguisher is designed to fight. 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 how to use a fire extinguisher, one of the most important things to understand is that there are several types designed to put out different kinds of fire. Top 5 things to know about carbon dioxide extinguishers. The fire must be discovered in its incipient stage for the extinguisher to be effective. Aim low, pointing the nozzle or hose at the base of the fire. Co2 5kg fire extinguisher fire safety equipment safequip. This results in a chemical chain reaction which starts a fire. Agents such as co2, nitrogen, and steam are often used to displace the. Once activated, can a co2 extinguisher be shut off. A free powerpoint ppt presentation displayed as a flash slide show on id. C and is ideal for home living areas, offices, churches, assembly halls, classrooms, and hotel guest areas. The extinguisher must be the right type for the fire. Designed to protect areas where class b flammable liquids and.
Special extinguishing agents are used for extinguishing. It takes special extinguishing agents metalx, foam to fight such a fire. Fumes toxic if inhaled halon is no longer manufactured halon a trash wood paper b liquids grease c electrical equipment. It is always to be accompanied by a suitable extinguisher foam or water to cover class a risks. Co2 extinguishes a fire by lowering the o2 content below that 16% and works best in confined spaces.
For extinguisher use on a class d fire, the relative effectiveness is detailed on the extinguisher nameplate for the specific combustible metal fire for which it is suggested. The pressure in the cylinder is so great that when you use one of these extinguishers, bits of dry ice may shoot out the horn. Do not hold the horn as it becomes extremely cold during use and can lead to severe frost burns. Download co2 fire extinguisher 2kg datasheet pdf format. For more information on fire extinguishers, visit our f. Yes, stop squeezing the trigger and the stream of co2 will stop. You can usually find them in hallways, laundry rooms, meeting rooms, kitchens, mechanicalelectrical rooms, and near exit doors. Using the correct type of extinguisher for the fire, use the fourstep pass technique. Uses and advantages of co2 fire extinguishers fire.
If you use the wrong type of fire extinguisher on the wrong class of fire. Know your fire extinguisher colour code signs to discover more on fire extingusher types and colours visit our fire extinguishers category page subject to a formal risk assessment, signs andor a safety colour must be used to permanently mark the location and identification of your fire fighting equipment. Care should be taken when using in a confined space. Carbon dioxide co 2 a trash wood paper b liquids grease. Jun 20, 2012 a video by fire and safety centre showcasing the different types of fire extinguisher and their uses. The advantage to having a co2 fire extinguisher is that it does not leave a mess to clean up. Co2 fire extinguishers all you need to know about co2. How to use a fire extinguisher marsden fire safety. Uline stocks a huge selection of carbon dioxide extinguishers and co2 fire extinguishers. Also the type of fires it is appropriate and safe to use on.
Fire extinguisher use training workplace fire safety. 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 result your skin may get frozen or burnt. Carbon dioxide is discharged as a white cloud of snow which throttles a fire by eliminating the oxygen. If a waterbased extinguisher is used to fight a fire in or near electrical equipment class c fire, the user could suffer an electric shock. Download fire extinguisher training yale emergency management. Co2 fire extinguishers are mainly aimed at electrical fires but are also suitable for class b liquid fires and are used in different ways depending on the type of fire they are being used on. As a general rule, remember pass to use a fire extinguisher ppull the pin, aaim at the base of the fire, ssqueeze, and ssweep from side to side. As the co2 gas is expelled it turns into a cloud of dry ice, commonly referred to as snow.
Carbon dioxide extinguishers should not be used in small confined spaces as the gas will quickly replace the oxygen and may asphyxiate if inhaled. A common type is the abc extinguisher, which is for use in fighting class a, b, and c fires. These extinguishers sometimes lack a label designating their type but they will feature a large yellow star with a d in the middle. Co2 suppression systems typically are designed for flooding of a confined space. Co2 fire extinguishers are used for class b and c fires. It has carbon dioxide in the form of liquid and as it is let off. This may be appropriate if you must reposition yourself in relation to the fire.
Carbon dioxide fire extinguishers wikimedia commons. The fire extinguisher for a class c fire should be based on the amount of the class a or class b component. Fire extinguishers are clearly marked with the classes of fires they will extinguish safely. Put fire extinguishers close to where they might be needed. Each kidde pro 210 fire extinguisher in this 2 pack is ul rated 2a, 10b. April 07 2 extinguisher rating and classification fire extinguishers which comply with australian standards are marked with a classification and rating, determined in accordance with asnzs 1850. It is not intended for use on an outofcontrol fire, such as one which has reached the ceiling, endangers the user i. Move forward or around the fire area as the fire diminishes. Co2 fire extinguisher, carbon dioxide extinguishers in. The successful use of any type of fire equipment fire extinguishers, fire suppression. Class d fire extinguishers are not used on any other class of fire. The total mass of a fully equipped, fully charged extinguisher excluding the bracket shall not exceed 23 kg and shall be equal to that marked on the extinguisher subject to a tolerance of. Home hypothesis background info experiment more conclusion the discoveries made in the lab prove that the hypothesis can be supported. When you encounter a fire and have the proper extinguisher, use the p.
Carbon dioxide co2 extinguishers must be weighed to. Designed to protect areas where class b flammable liquids and gases or electrical class of fires. When its time to use a fire extinguisher, just remember pull aim squeeze sweep pass. The higher the number, the more firefighting power. Each fire extinguisher also has a numerical rating that serves as a guide for the amount of fire the extinguisher can handle. The technical specifications of co2 type portable fire extinguisher is as under. It was stated in the hypothesis that co2 formed is heavier than air so it stays in the container. Ppt fire extinguishers powerpoint presentation free to. The extinguisher must be easily accessible and in good working order.
Before attempting to fight a fire with a fire extinguisher it is important to check that it is fully charged and that the safety pin is not bent. The gaseous extinguishing agent is noncorrosive, nonconductive and leaves no residue to. All you ever wanted to know about fire extinguishers. These classes include oil spillages, fabric, delicate machinery and various other material. Fire extinguisher use training workplace fire safety video. The following is a quick guide to help choose the right type of extinguisher. Carbon dioxide extinguishers carbon dioxide extinguishers are filled with nonflammable carbon dioxide gas under extreme pressure. The cylinder for co2 fire extinguishers are seamless and extruded from high grade chrome molybdenum steel or manganese steel or carbon steel. A fire extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations.
The different types of fire extinguishers are foam fire extinguishers, water fire extinguishers, car fire. Fire extinguishers could be used to efficiently douse a fire in the event of an accident. Kidde 466112 abc pro multipurpose dry chemical fire extinguisher, ul rated 3a, 40b. Using the correct fire extinguisher a3 poster, laminated. Carbon dioxide fire extinguishers co2 being an inert gas works by expelling the oxygen and thereby suffocating the fire and is suitable for common industries where small class b or electrical risks occur. Class d extinguishing equipment is marked with a yellow. Fire extinguisher types and uses chart northants fire. Starting at the recommended distance, sweep the nozzle or hose from side to side until the fire is out.
Carbon dioxide extinguishers are filled with nonflammable carbon dioxide gas under. C and is ideal for home living areas, offices, churches. These extinguishers hold the co2 in a highpressure liquid state. Just like a typical abc fire extinguisher, it is important to fire the co2 extinguisher using the p. Do not touch the horn on a co2 extinguisher, it gets very cold and can damage the skin. Carbon dioxide extinguishers provide an effective agent to respond quickly to class b and class c fires. Co2 fire extinguishers can be used against fires involving live electrical appliances such as computers, printers and must be used near switchboards. In the event of a fire, the correct use of a portable fire extinguisher could mean the difference. Here are the top 5 things to know about carbon dioxide extinguishers. How to use a co2 fire extinguisher veteran fire safety. This gas is a nonconductive and noncorrosive gas that suppresses the oxygen that a fire needs to flourish and grow. The body and components of the co2 extinguisher is constructed to provide easy, safe maintenance to sabs 1475 specification by qualified saqcc technicians. Carbon dioxide co2 fire extinguishers are perfect those areas that have a large amount of electrical equipment such as sever rooms, computer rooms or rooms that have power distribution boards. Co2 fire extinguishers are colour coded with a black label.
Ensure you remain a safe distance from the fire and remove the safety pin this will break the tamper seal. Water and foam based extinguishers should not be used on fires involving an electrical. This kidde pro 210 fire extinguisher is ul rated 2a, 10b. A video by fire and safety centre showcasing the different types of fire extinguisher and their uses. Us navy 040417n9851b002 aviation boatswains mate airman orin smith grabs a co2 fire extinguisher as he rushes to a simulated aircraft fire. Having a fire extinguisher within reach can help having a fire extinguisher within reach can help you create a path to safety, and may even help put out a small, contained fire. The co2 type extinguishers are able to extinguish fire by blanketing dilution of oxygen and cooling effects. Fire extinguisher locations fire extinguishers are located throughout the workplace and readily accessible in the event of a fire. You can recognize a co2 extinguisher by its hard horn and lack of pressure gauge.
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 extinguishing. Some types of fire extinguishers can be used on more than one class of fire, it is important to ensure the correct extinguisher is used, to prevent further damage or harm. Normal air that we breathe has 21% oxygen and fire requires 16%. So to get safe against major fire it essential to keep portable fire extinguisher where the fire risk remains such. Carbon dioxide works by separating oxygen and heat. Presentation on fire extinguisher linkedin slideshare. The abc extinguisher is the most common type for general use. For example, if a waterbased extinguisher is used on a flammable liquid fire class b fire, the fire may flare up, spread, and cause personal injury to the user and others. Metal fires have their own special type of fire extinguisher. It is important to know what type of extinguisher you are using and how to use it properly. Kidde 21005779 pro 210 fire extinguisher, abc, 160ci, 4 lbs, 1 pack.
Do not use co2 extinguishers in very small spaces, as there is a risk of asphyxiation. 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. Fire extinguisher co2 technical datahdwxuhv xhighgrade brass head assembly ensures reliability and efficiency xworking pressure bar for maximum fire fighting performance gives greater application. However, they must be of the correct type for the particular fire, and they must be used correctly. Before attempting to fight a fire with a fire extinguisher it is important to check that it is fully charged and that the safety pin is not bent fig.
Know your fire extinguisher colour code signs seton. The successful use of a fire extinguisher depends on the following conditions. Halon 1211 818 seconds discharge time range 916 ft. Chubbs range of quality dry chemical, wet chemical, water, foam and carbon dioxide extinguishers are easy to use and are approved to australian standard. So to get safe against major fire it essential to keep portable fire extinguisher where the fire risk remains such as the office, kitchen and the vehicle.
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