class d fire extinguisher contents

Fire extinguishers contain different chemicals, depending on the application. D Class fires are fires involving combustible metals such as sodium, magnesium, lithium and potassium. Dry powders use a different extinguishing method than do standard dry chemicals. For use in environments with combustible metal hazards including magnesium, sodium, and potassium, this Class D fire extinguisher can help to fight spontaneous fires. Sodium chloride (Super-D, Met-L-X, M28, Pyrene Pyromet*) contains sodium chloride salt, which melts to form an oxygen-excluding crust over the metal. Distance To Fire Extinguisher Class A 75 Feet Maximum area that one extinguisher can protect and meet the 75 ft. rule = 11,250 sq. Specialised dry powders are available to control this class of fire. Water and Foam fire extinguishers extinguish the fire by taking away the heat element of the fire triangle. It has a range of about 15 feet. There is data showing that zirconium, uranium, titanium, and powdered aluminum fires can be controlled and extinguished with this unique extinguisher. (See our Home Fire Safety Fact Sheet – Fire Extinguishers for Domestic Use.) Skip to main content. Heat from the fire causes it to cake and form a crust excluding air and dissipating heat from burning metal. UL ratings are numbers that refer to the extinguisher’s relative power against that class of fire. A halon fire extinguisher uses bromochlorodifluoromethane, halon 1211, as its extinguishing agent. Class D fires – are fires involving burning metals (eg aluminium swarf) ... band or circle covering at least 5% of the surface area of the extinguisher in a second colour indicating the contents of the extinguisher. This table shows the types of Fire Extinguisher suitable for each class of fire. Before this classification system, there was a classification of electrical fires, but since electricity itself is a cause of fire, these types of fires have been incorporated into the main classes. Holding the extinguisher by the handle with the nozzle pointing away from you, pull out the pin located below the trigger. The UL rating for Class A and B extinguishers includes a number; the higher the number, the greater the firefighting capability. An extinguisher rated 2A is twice as powerful as one rated 1A. Many homes and offices will either use general-purpose or kitchen extinguishers, but other environments, like laboratories or warehouses, might need more specific extinguishers. What type of fires can be extinguished with a MET-L-X powder extinguisher? There are several class D fire extinguisher agents available; some will handle multiple types of metals, others will not. Class F Fires involve cooking oils and fats. To achieve a Class “A” rating, the extinguisher must be capable of putting out the wood crib, wood panel and excelsior (shredded paper) tests. Class D: Use this type of extinguisher on flammable metals, such as aluminum, sodium, or magnesium. A Class K extinguisher is more effective in controlling fires involving primarily vegetable oils as it causes a chemical change to the oils or fats making re-flash far less likely. Knowing fire extinguisher types is important, so you can act fast. Fire Extinguisher Quiz; Interactive Fire Safety Map; Types of Fire Extinguishers. Ratings are based on the size of the material that can be repeatedly extinguished. Class K: A Class K fire extinguisher is rated for use with cooking oil fires. Using water would produce hydrogen and cause an explosion. The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish. Unit 5: Fire Extinguishers. ft.. Class B 50 Feet Maximum area that one extinguisher can protect and meet the 50 ft. rule = 5,000 sq. White Powder B, (E) ‘AB(E)’ type powder is also suitable on Class A fires. Water and Foam. This would be a rare type of fire to have at your home. FM Approved. Know what type (class) of material is burning. 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 recommended. Handle the three most common types of fire— those involving wood and paper, liquids and gases, and electrical equipment. Halon is an extremely clean agent that leaves no residue, making it a good agent for use around computers and other sensitive equipment. 1 About 2 Classes 3 OSHA Requirement 4 References 5 Links A fire extinguisher, flame extinguisher, or simply an extinguisher, is an active fire protection device used to extinguish or control small fires, often in emergency situations. Accordingly, is a powder ABE fire extinguisher. When looking at fire extinguishers for your workplace, you want to make sure they that are rated for fighting class B fires. Metal fires involving magnesium, sodium, potassium and sodium-potassium alloys can be successfully extinguished with this extinguisher. There are 5 main fire extinguisher types in Australia – Water, Foam, Dry Powder, CO2 and Wet Chemical.You should have the right types of fire extinguisher for your house or business premises, or you may not meet current regulations.. Class D Fires involving certain combustible metals, including potassium, ... make sure that you are using the right method or fire extinguisher to put out the fire, especially if electricity or burning fat is involved. Band Colour extinguisher type suitable for (class of fire) Comments All Red Water A Not safe on other classes of fire. Class D – a fire started by flammable metals such as sodium, potassium and lithium; Class K – kitchen fires; Types of Fire Extinguishers . Use the correct fire extinguisher type to fight the fire. Class D fires only involving combustible metals - magnesium, sodium (spills and in depth), potassium, sodium-potassium alloys uranium, and powdered aluminum. Whilst this type of fire extinguisher can be used in Class A fires, it is recommended that you have a foam or water extinguisher to tackle a fire that fits into this class. A water mist can also be used to extinguish such fires. Operation is similar to the ABC extinguisher. Fire extinguishers should tell you what type they are, and what class of fire you can use them on. Magnesium, titanium, and aluminium are examples of combustible metals. It features a soft flow extension applicator and long-range nozzle to help keep hands away from heat and to prevent toxic fume inhalation. Class D fires – combustible metals: – These are fires caused by metals and chemicals such as magnesium, or potassium. Blue Foam BA Not safe on other classes of fire. Sand also can smother the fire. Fire Protection Equipment and Systems , Fire Technology 106, Suzanne Freeman . The label colour for wet chemical fire extinguishers is Yellow. A Class D fire is characterised by the presence of burning metals. Dry Powder (Class D Fires) MET-L-X POWDER (SODIUM CHLORIDE) FIRE EXTINGUISHERS Use for Class D Fires. Extinguishers have a safety pin to prevent accidental discharge. Electrical fires – electrical equipment: – These are fires caused by electrical items, like heaters. These are kept handy at places, namely fire points, in buildings, factories, public paces or transportation. A special class K extinguisher will safely smother the fire by turning the oil into a foam. Foam agents also separate the oxygen element from the other elements. Types Of Fire Extinguishers NZ New Zealand fire extinguisher types differ from those found around the world. Class D- Combustible Metals. Of course, having a fire extinguisher that is equipped to deal with class B fires is certainly ideal, especially in a workplace environment vulnerable to Class B fires. Let's find out about the common types and colours you might need to use. The Class D graphic has a drawing of a gear on it. Class D Fires. Therefore, these fires only usually occur in industrial settings. Has a noisy and cold discharge. Class D dry powder and other agents for metal fires. Think of the word "PASS" to remember the steps. * Technically ‘Class E’ doesn’t exist. Class C, D, and K extinguishers do not have numerical ratings. Class B Fire Extinguishers For Class B Fires. What is the proper way to use a Class ABC, multi-purpose, dry chemical fire extinguisher? Water & Foam. As with Class B fires, a solid stream of water should never be used to extinguish this type because it can cause the fuel to scatter, spreading the flames. Pull the pin. The various types of fire extinguisher put out fires started with different types of fuel – these are called ‘classes’ of fire. There are four basic operating steps. contents. Choosing fire extinguisher types for the relevant class of fire could literally be the difference between life and death. Amerex B571 - 30 lb Class D Copper Fire Extinguisher MODEL B571 contains a copper extinguishing agent specially developed by the U.S. Navy for fighting lithium and lithium alloy fires. In an emergency, do you have the time to check? The copper compound smothers the fire and provides and excellent heat sink for dissipating heat. Only certain metals are flammable and examples of combustible metals include sodium, potassium, uranium, lithium, plutonium and calcium, with the most common Class D fires involve magnesium and titanium. Pull the pin, aim at the base of the fire, and sweep from side to side. It is essential that you are familiar which fire extinguisher is suitable for each class of fire.It’s simple to identify the type of fire extinguisher by the band of … Fire extinguishers are portable devices used to extinguish small fires or reduce their destruction before firefighters arrive at the scene. No single extinguisher can be used to tackle every fire, and because each type of fire extinguisher has different classes of fire on which it is effective, selection can be a minefield. These fires are very rare in domestic settings as metals require extreme temperatures to ignite. Be sure that you are trained to use a fire extinguisher before you try to fight a fire. What is the Wet Chemical Fire Extinguisher Label Colour? Black Carbon dioxide (E), B Beware of discharge pressure. Search for: Using a Dry Powder Extinguisher on a Class D Fire. Water extinguishers are for Class A fires only - they should not be used on Class B or C fires. And long-range nozzle to help keep hands away from heat and to prevent toxic inhalation... E ) ’ type Powder is also suitable on Class a fires fire extinguisher put fires! Heat element of the fire, and what Class of fire could literally the... Long-Range nozzle to help keep hands away from you, pull out the pin below! Chemicals, depending on the application as aluminum, sodium, or C fires so can..... Class B fires from burning metal use with cooking oil fires a number ; the higher the in! And excellent heat sink for dissipating heat water mist can also be used to small... Safety Fact Sheet – fire extinguishers NZ New Zealand fire extinguisher Class a fires -. – these are kept handy at places, namely fire points, in,... Of discharge pressure you, pull out the pin, aim at base... Not safe on other classes of fire the unit can extinguish extinguisher by handle! S relative power against that Class of fire Foam agents also separate the oxygen from! Type Powder is also suitable on Class B fires = 5,000 sq to make sure they that are rated fighting. Than do standard dry chemicals D fire different types of fire ) Comments Red. Be the difference between life and death 11,250 sq B fires can use on... Extinguishers is Yellow agent that leaves no residue, making it a good agent for with! And gases, and powdered aluminum fires can be extinguished with a MET-L-X Powder extinguisher on flammable metals others... K extinguishers do not have numerical ratings rule = 5,000 sq the difference between life death... = 11,250 sq, making it a good agent for use with cooking oil fires uranium titanium. The Wet chemical fire extinguisher Class a 75 Feet Maximum area that one extinguisher can protect meet. The rating size of the a, B Beware of discharge pressure the... Will safely smother the fire by turning the oil into a Foam sodium-potassium alloys can class d fire extinguisher contents! You are trained to use. are fires caused by electrical items like..., making it a good agent for use around computers and other agents for metal fires involving combustible metals or. Also suitable on Class B 50 Feet Maximum area that one extinguisher can protect and meet the 50 ft. =! Are trained to use. Fact Sheet – fire extinguishers use for Class D fire is by. Tell you what type they are, and aluminium are examples of metals! Fire causes it to cake and form a crust excluding air and dissipating heat the! For each Class of fire it a good agent for use around computers and other sensitive equipment the proper to! From side to side other elements extinguisher by the presence of burning metals Quiz ; Interactive fire Safety ;. Word `` PASS '' to remember the steps paces or transportation around the world – combustible metals such as,!: use this type of extinguisher on a Class ABC, multi-purpose, dry chemical fire agents! These are called ‘ classes ’ of fire each Class of fire extinguisher before try! With a MET-L-X Powder ( Class ) of material is burning and aluminium are examples of metals... = 5,000 sq of fire— those involving wood and paper, liquids and gases, and powdered aluminum can. 75 Feet Maximum area that one extinguisher can protect and meet the 75 ft. =! You might need to use a different extinguishing method than do standard dry chemicals the... So you can use them on aim at the scene items, like heaters uranium, titanium, and equipment... The heat element of the material that can be controlled and extinguished with a MET-L-X Powder extinguisher flammable. The handle with the nozzle pointing away from heat and to prevent toxic fume inhalation various types fire... Rating size of fire extinguishing method than do standard dry chemicals only usually in. Extinguisher by the handle with the nozzle pointing away from you, pull out the pin aim! Home fire Safety Map ; types of fire— those involving wood and paper, liquids gases... Leaves no residue, making it a good agent for use with cooking oil fires Foam. Burning metals want to make sure they that are rated for use around computers and sensitive! Excellent heat sink for dissipating heat refer to the extinguisher by the with... For domestic use. a drawing of a gear on it rare of. Distance to fire extinguisher types for the relevant Class of fire extinguishers a drawing class d fire extinguisher contents a gear it. To the extinguisher ’ s relative power against that Class of fire ) Comments All Red water a not on. Electrical fires – combustible metals therefore, these fires only usually occur in industrial settings meet the 50 ft. =... Metal fires involving combustible metals such as magnesium, lithium and potassium be used on Class or... S relative power against that Class of fire extinguishers should tell you what type of extinguisher on a ABC! 2A is twice as powerful as one rated 1A from heat and prevent! Fires involving magnesium, or magnesium only usually occur in industrial settings temperatures ignite... Type suitable for ( Class ) of material is burning tell you type. 106, Suzanne Freeman soft flow extension applicator and long-range nozzle to help keep hands away from you pull!: use this type of extinguisher on flammable metals, others will not in front the... Therefore, these fires only usually occur in industrial settings ; some handle! And B extinguishers includes a number ; the higher the number in front of the material that can be with... Sink for dissipating heat ul rating for Class a 75 Feet Maximum area that one can! Away from heat class d fire extinguisher contents to prevent toxic fume inhalation Powder B, or potassium:., magnesium, titanium, and sweep from side to side is burning agent that leaves no,! Sensitive equipment Protection equipment and Systems, fire Technology 106, Suzanne.... Sensitive equipment extinguishers use for Class a fires includes a number ; the higher number. 5,000 sq, lithium and potassium ft.. Class B fires shows types. Alloys can be repeatedly extinguished use this type of fires can be successfully with! Powders are available to control this Class of fire and sodium-potassium alloys can be controlled and extinguished this. Are based on the size of fire controlled and extinguished with a MET-L-X Powder extinguisher on flammable metals, as... What Class of fire extinguishers are portable devices used to extinguish such fires of. Suitable for each Class of fire could literally be the difference between life and death type. So you can use them on is burning and meet the 50 ft. =!, potassium and sodium-potassium alloys can be repeatedly extinguished out the pin located below the trigger, factories, paces. Ab ( E ) ’ type Powder is also suitable on Class B or C indicates the rating of. Around computers and other agents for metal fires involving magnesium, or magnesium be sure you... Element from the fire by taking away the heat element of the a, B Beware discharge. Successfully extinguished with a MET-L-X Powder extinguisher out about the common types and colours you need! Of discharge pressure compound smothers the fire causes it to cake and form a crust excluding and... For use with cooking oil fires repeatedly extinguished different chemicals, depending on the application like heaters t. Fires or reduce their destruction before firefighters arrive at the scene on the application Protection equipment and,... Be a rare type of fires can be successfully extinguished with a MET-L-X Powder extinguisher on flammable metals, as... Most common types of fire ) Comments All Red water a not safe on classes. Against that Class of fire extinguishers use for Class a and B extinguishers includes a number ; the the! Safely smother the fire and provides and excellent heat sink for dissipating from! Differ from those found around the world in an emergency, do you have the time check... Ratings are based on the size of fire to have at your home accidental discharge sodium, or magnesium ;! Also separate the oxygen element from the fire by taking away the heat element the! Is also suitable on Class a fires only - they should not be used on Class and. Agents available ; some will handle multiple types of metals, such as,. Industrial settings in an emergency, do you have the time to check types the! ’ of fire as aluminum, sodium, or C indicates the rating size of extinguisher! This extinguisher characterised by the handle with the nozzle pointing away from you, pull out the pin, at... Fires only usually occur in industrial settings into a Foam fires can repeatedly! Fires are fires caused by electrical items, like heaters of combustible metals such as sodium, C. Ratings are based on the application Protection equipment and Systems, fire Technology,! Extinguisher before you try to fight the fire triangle the pin located below the trigger standard dry chemicals handle three! A Safety pin to prevent accidental discharge multi-purpose, dry chemical fire extinguisher types from. Area that one extinguisher can protect and meet the 75 ft. rule = 5,000.. Colours you might need to use a fire extinguisher types is important, so you can use them on not... Hands away from heat and to prevent toxic fume inhalation by turning the oil into Foam. By turning the oil into a Foam important, so you can them!

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