Class A |
A Fire involving materials that leave an ash residue such as:
- paper, wood
- fabrics
- rubber
- plastics, etc.
|
Water Extinguisher
Contains 9 liters of water, stored under pressure, Jet of water approx. 6 meters.
Removes the heat from the fir |
This extinguisher must not be used on or near:
- electrical equipment
- flammable liquids
- cooking oil
- A D/P, CO2 & Foam
|
A D/P, CO2 & Foam |
Class B |
A Fire involving flammable liquids such as:
- petrol
- oils
- grease
- ethylated spirits, etc.
|
Foam Extinguisher
Contains a water and foam solution under pressure A blanket of foam seals off the flammable vapors and oxygen.
Jet of foam is approx. 5 meters. |
This extinguisher must not be used on or near electrical equipment. |
Warning: Flashback re-ignition is possible when using a D/P or CO2 extinguisher. |
Class C |
A Fire involving flammable gases such as:
- LP Gas
- hydrogen gas
- natural gas
- acetate, etc.
|
Dry chemical Powder (DP) Extinguisher
The dry chemical powder extinguishes the fire by excluding oxygen and interrupting the chemical reaction of the fire.
Period of operation dependent upon size. |
Fire involving flammable gases should not be extinguished until gas can be shut off.
It may be hazardous to remain in an enclosed space when a dry chemical extinguisher is discharged.
May cause damage to sensitive or delicate equipment. |
|
Class D |
A Fire involving flammable metals such as:
|
Specialized Dry Chemical
A specialized dry chemical
powder is required.Generally found in laboratories
and foundries.NB: Color may vary according
to manufacturer and type of contents. |
Specialist training required for this particular extinguisher.
Note: Contact your local fire service for further advice. |
|
Class E |
A Fire involving electrical equipment such as:
- switch boards
- electric motors
- televisions
- computer
|
Dry Chemical Powder and Carbon Dioxide (CO2)
Extinguishers the fire by excluding the oxygen. |
These fires should always be treated as electrically ALIVE.
Isolate the power supply.
It may be hazardous to remain in an enclosed space when a CO2 extinguisher is discharged. |
Note: Vaporizing liquid extinguishers can be used on Classs A & B Fires. |
Class F |
Fires involving:
|
Wet Chemical Extinguisher
The wet chemical is applied like foam to seal the surface of the cooking oil.
Generally found in industrial type kitchens. |
Specialist training required for this particular extinguisher. |
Warning: Must have appropriate rating for cooking oil & fat fires
(Rating-B:(E) Only).
A Fire Blanket can be used to extinguish the fire. |