If an extinguisher has a Class C rating, it means that the agent will not conduct electricity. But it is always best to disconnect the power source prior to fighting the fire. A Class C fire extinguisher is used to extinguish a fire that …
Film-forming foam type. AFFF (aqueous film-forming foam) and FFFP (film-forming fluoroprotein) fire extinguishers are rated for use on both Class A and Class B fires. As the name implies, they discharge a foam material rather than a liquid or powder. They are not suitable for use in freezing temperatures.
Class C Type Fire Extinguisher
Class C Type Fire. Class C extinguishers use elements that are capable of separating the elements of the fire trio; fuel, heat, and oxygen. Unless you are using an extinguisher that can handle multiple classes, you must use a type C fire extinguisher only. Carbon dioxide (CO2) prevents fire by eliminating oxygen.
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What is a Class C fire extinguisher?
Keep reading to learn more about the unique challenges of electrical, or Class C fires, and the Class C fire extinguishers that can be used to put them out. Need Fire Extinguishers? Contact Us Now for Pricing! What Are Class C Fires? A class C fire is one in which an energized electrical element is the cause of the fire.
What are the different types of chemical fire extinguishers?
Types of agents available include sodium bicarbonate base and potassium bicarbonate base. Dry chemical type extinguishers have special treatments that ensure proper flow capabilities by providing resistance to packing and moisture absorption (caking). Fire extinguishers of this type contain an ammonium phosphate base agent.
How is the extinguishing agent applied to the fire extinguisher?
The extinguishing agent can be applied from a fire extinguisher or by scoop and shovel. Using a scoop or shovel is often referred to as a hand propelled fire extinguisher.
What type of liquid is used in fire extinguishers?
Water is the primary liquid used in these extinguishers, although sometimes other additives are also included. A drawback for pure water fire extinguishers is that it is not suitable for use in freezing conditions since the water inside will freeze and render the extinguisher unusable.
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What Is A Class C Fire Extinguisher? Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher