Which Class of Fire Extinguisher Is Used for Electrical Fires

Written By Admin Friday, April 22, 2022 Add Comment Edit

For use on Class A ordinary combustibles Class B Flammable liquid spills or Fires involving live electrical equipment Class C 14 sec. The letter C indicates only that the fire extinguisher uses an agent that doesnt conduct electricity.

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If you use the wrong type of fire extinguisher on the wrong class of fire you might make matters worse.

. Never use a fire extinguisher for a class of fire that is not indicated on the label. There are five different fire fuel classifications. A fire extinguisher is an active fire protection device used to extinguish or control small fires often in emergency situations.

Dont use the wrong type of fire extinguisher. Consider the Size of the Room. These can also be used for fires involving electrical equipment.

Evacuate immediately if the flames are taller than you or if the fire is spreading and growing. The letter simply indicates that the extinguisher is rated to put out electrical fires. Only attempt to fight a fire if the flames are shorter than you and if the flames are contained in a small space.

Most importantly extinguishers that are labeled for Class A fires only cannot be used on electrical or grease fires. This type of extinguisher uses compressed CO2 to extinguish the fire. A dry-chemical fire extinguisher is the best type of fire extinguisher to use on an electrical fire.

This type of extinguisher uses a powder to extinguish the fire. Fires are classified according to the type of fuel that is burning. A fire extinguisher is an external fire safety system useful to extinguish or control minor fires often in emergency cases.

2A10BC is the label youll find on a standard 5-lb ABC fire extinguisher. C Multi-Purpose Fire Extinguisher For Class A B And C Fires With Anodized Aluminum Valve Wall Bracket Hose And Nozzle. Note that the Class C rating isnt accompanied by a number.

There are also special dry powder extinguishers that are typically used for fires caused by flammable. Water-based and some foam extinguishers cant fight Class A or Class B fires involving electrical equipment thus no C on the label. It is not intended for use on an out-of-control fire such as one which has reached the ceiling endangers the user ie no escape route smoke explosion hazard etc or otherwise requires the equipment personnel resources andor expertise of a fire brigade.

However it is safe to use an extinguisher labeled for Class B and C fires on a Class A fire. For a room of average dimension a 5-lb fire extinguisher may be sufficient. The main chemical used in this type of fire extinguisher is a powder like fluid uses to suppress fires it is not easy to clean up the leftover residue once the fire is over.

Fire extinguishers are not meant to fight large or growing fires. All class C fires are just Class A or Class B fires with electricity added into the mix. A fire extinguisher consists of a hand-held cylindrical pressure vessel carrying an agent which discharges to extinguish the fire.

Use a fire extinguisher for small contained fires only. A carbon dioxide CO2 fire extinguisher is also safe to use on an electrical fire.

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