Fire Extinguishers

What are the 5 types of fire extinguishers in Australia?

What are the Six Classes of Fire?

There are six classes of fire: Class A, Class B, Class C, Class D, ‘Electrical’, and Class F.

  •  –    Class A fires – combustible materials: caused by flammable solids, such as wood, paper, and fabric
  •  –    Class B fires – flammable liquids: such as petrol, turpentine or paint
  •  –    Class C fires – flammable gases: like hydrogen, butane or methane
  •  –    Class D fires – combustible metals: chemicals such as magnesium, aluminum or potassium
  •  –    Electrical fires – electrical equipment: once the electrical item is removed, the fire changes class
  •  –    Class F fires – cooking oils: typically a chip-pan fire

What does the fire extinguisher sign mean?

Specific fire extinguisher signs that pertain to a certain type of extinguisher should be located above the extinguisher it refers to:

Water extinguisher sign– The signage is marked with the word “water” to specify clearly the location and type of the extinguisher. It also identifies Class A or ordinary combustible materials as the most suitable for this type

Water Fire Extinguisher sign

Carbon dioxide (CO2) extinguisher sign– This does not only mark the specified location and type of the extinguisher but also present a graphical symbol for different classes of fire.

co2 fire extinguisher safety sign

Foam extinguisher sign– This sign also illustrates the type of extinguisher and the classes it is most suitable for and not. This is necessary to prevent the public and staff from using the wrong extinguisher for the wrong type of fire.

foam fire extinguisher safety sign

ABE powder extinguisher sign– The signage gives illustration that this specific type of extinguisher is suitable with many classes of fire such as “A” or combustible materials, “B” or flammable materials, and “E” or flammable gases. It also provides a graphic symbol, stating clearly that this type is also safe for electrical equipment.

ABE Powder Fire Extinguisher Sign

Aside from wall signs, it is necessary for you to attach self-adhesive signs on each fire extinguisher. This way if wall signs are damaged, you would still have an idea of the type of extinguisher you are holding.

Which fire extinguisher is used for electrical fire?

CO2 extinguishers are predominantly used for electrical fire risks and are usually the main fire extinguisher type provided in computer server rooms. They also put out Class B fires (flammable liquids, such as paint and petroleum).

How effective are fire extinguishers?

Portable fire extinguishers is governed by the Australian standard AS2444. There are no simple rules to follow because each building is different, both in its layout, and fire risks. There are some general guidelines for locating fire extinguishers on the wall, and for the traveling distance to get to a fire extinguisher. Some of the fire extinguishers location requirements include:

Do fire extinguishers expire?

Even if there’s no expiration date, it won’t last forever. Manufacturers say most extinguishers should work for 5 to 15 years

What does ABE stand for in fire extinguishers?

Dry Chemical Powder Fire Extinguishers are for most types of fires. DCP (Dry Chemical Powder) fire extinguishers have a very good fire fighting capacity of types A, B and E

What are the sizes of fire extinguishers?

Fire Extinguishers sizes are from 0.75Kg up to 9kg

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